WO2004039389A1 - SELECTIVE HUMAN β3 ADRENALIN RECEPTOR AGONIST AGENT - Google Patents

SELECTIVE HUMAN β3 ADRENALIN RECEPTOR AGONIST AGENT Download PDF

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Publication number
WO2004039389A1
WO2004039389A1 PCT/JP2003/013985 JP0313985W WO2004039389A1 WO 2004039389 A1 WO2004039389 A1 WO 2004039389A1 JP 0313985 W JP0313985 W JP 0313985W WO 2004039389 A1 WO2004039389 A1 WO 2004039389A1
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Prior art keywords
adrenergic receptor
receptor agonist
human
pepper
extract
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PCT/JP2003/013985
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French (fr)
Japanese (ja)
Inventor
Tatsumasa Mae
Misuzu Tsukagawa
Eisaku Konishi
Teruo Kawata
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Kaneka Corporation
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Priority to AU2003280675A priority Critical patent/AU2003280675A1/en
Publication of WO2004039389A1 publication Critical patent/WO2004039389A1/en

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Classifications

    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K36/00Medicinal preparations of undetermined constitution containing material from algae, lichens, fungi or plants, or derivatives thereof, e.g. traditional herbal medicines
    • A61K36/18Magnoliophyta (angiosperms)
    • A61K36/185Magnoliopsida (dicotyledons)
    • A61K36/75Rutaceae (Rue family)
    • A61K36/758Zanthoxylum, e.g. pricklyash
    • AHUMAN NECESSITIES
    • A23FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23LFOODS, FOODSTUFFS, OR NON-ALCOHOLIC BEVERAGES, NOT COVERED BY SUBCLASSES A21D OR A23B-A23J; THEIR PREPARATION OR TREATMENT, e.g. COOKING, MODIFICATION OF NUTRITIVE QUALITIES, PHYSICAL TREATMENT; PRESERVATION OF FOODS OR FOODSTUFFS, IN GENERAL
    • A23L33/00Modifying nutritive qualities of foods; Dietetic products; Preparation or treatment thereof
    • A23L33/10Modifying nutritive qualities of foods; Dietetic products; Preparation or treatment thereof using additives
    • A23L33/105Plant extracts, their artificial duplicates or their derivatives
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61PSPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P19/00Drugs for skeletal disorders
    • A61P19/06Antigout agents, e.g. antihyperuricemic or uricosuric agents
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61PSPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P3/00Drugs for disorders of the metabolism
    • A61P3/04Anorexiants; Antiobesity agents
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61PSPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P3/00Drugs for disorders of the metabolism
    • A61P3/06Antihyperlipidemics
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61PSPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P3/00Drugs for disorders of the metabolism
    • A61P3/08Drugs for disorders of the metabolism for glucose homeostasis
    • A61P3/10Drugs for disorders of the metabolism for glucose homeostasis for hyperglycaemia, e.g. antidiabetics
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61PSPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P43/00Drugs for specific purposes, not provided for in groups A61P1/00-A61P41/00
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61PSPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P9/00Drugs for disorders of the cardiovascular system
    • A61P9/12Antihypertensives

Definitions

  • the present invention relates to a selective human 133 adrenergic receptor agonist agent, and a method for preventing lifestyle-related diseases such as obesity, obesity, diabetes, hyperlipidemia, hypertension, and gout, comprising the agent. Or related to an improving agent.
  • lifestyle-related diseases such as obesity, obesity, diabetes, hyperlipidemia, hypertension, and gout.
  • Adrenoceptors are receptors that bind to catecholamine agonists such as adrenergic-noradrenaline released from sympathetic nerves, and are classified into two types, ⁇ receptors and 0 receptors, depending on the sensitivity to catecholamine agonists. That is, ⁇ -adrenergic receptors are sensitive in the order of noradrenaline ⁇ adrenerin> dopamine> isoproterenol, and] 3 adrenergic receptors are sensitive in the order of isoproterenol> adrenaline ⁇ noradrenaline> dopamine.
  • Adrenergic receptors include ⁇ , 2, and 3 receptors, and in recent years, the existence of 4 receptors has been suggested.
  • the effects of agonists (agonists) on each receptor are as follows: ⁇ 1 adrenergic receptor agonist increases heart rate, 2 adrenergic receptor agonist relaxes bronchial smooth muscle, 3 adrenergic receptor agonist produces heat It is known that it has an activating action and a lipolytic promoting action. From this, there is a concern that those that activate the sympathetic nerve and promote secretion of catecholamine agonists, or non-selective 13-adrenergic receptor agonists, may have side effects due to j31 and] 32 actions. Suitable for preventing and / or improving lifestyle-related diseases such as obesity Not. Therefore, selective] 33 adrenergic receptor agonists are effective in preventing and / or improving lifestyle-related diseases such as obesity.
  • the adrenergic receptor agonist was first discovered in 1984, and its antiobesity and antidiabetic effects due to thermogenesis and lipolysis were observed in animal experiments. However, these effects were weak in humans. In 1989, it was clarified that this difference in effect was due to species differences in the chemical structure of the 3-adrenergic receptor between rodents such as mice and rats and humans (Yasuhito Takakura, Toshihide Yoshida) , Japan Pharmacology Magazine, 118, 315-320, 2001 and C. Weyer, eta 1., Diabetes & Metabo 1 ism, 25, 11-21, 199 99).
  • agonists with higher selectivity for the j3 3 adrenergic receptor than for j31 and j32 and higher selectivity for the human 3 adrenergic receptor that is, the selective human / 33 adrenergic receptor Agonists are effective in preventing and / or ameliorating lifestyle-related diseases such as obesity and diabetes, and their development is desired.
  • selective human] 33 adrenergic receptor agonists Yamahito Takakura, Toshihide Yoshida, Nippon Pharmacological Journal, 118, 315-320, 2001
  • anti-obesity in clinical trials Its effect as a drug or antidiabetic has been confirmed.
  • selective humans derived from natural food ingredients 33 The addresstine receptor agogoest is not yet known.
  • citrus plants are known as lipolysis accelerators derived from natural food materials, and citrus plants and Citrus plants are used as citrus plants.
  • Genus Zanthoxy 1 urn genus Goshu (Evodia) and the like
  • JP-A-9-1241127 and JP-A-9-295932 disclose that a skin extract obtained by drying the pericarp of Citrus unshiu Marcov is used as a cosmetic for slimming. It is also disclosed.
  • the effect of promoting lipolysis was confirmed using rat adipose tissue, and it is unclear whether it is effective in humans.
  • Sansho is a plant of the genus Rutaceae (Zanthoxylum), and is used as one of spices and crude drugs.
  • Japanese Patent Application Laid-Open No. 8-81382 discloses that the only species of the genus Sancho (Zanthoy 1 urn piperit urn DC) as a genus of the genus Santo has the action of promoting lipolysis. It is indicated that it is preferable to use fruit peels and leaves that use immature fruits because the effect of promoting decomposition is small.
  • WO 97/47209 also discloses a lipid metabolism improving agent or an antiobesity agent containing an epoxidamine compound as an active ingredient, and a plant containing the epodiamine compound as a plant of the genus Goshu (Rutaceae). Evodia), Fagara, Zanthoxylum and Araliopsis are listed. In addition, Zanthoxylmrheetsa, Z.budruunga, Z.f1avum, Zlimiiiella, and ZintiegliolioLlolium are exemplified as the genus Sanyo.
  • Examples thereof include evodiamine content in ethanol extract (dry extract) of Goshu (Ev odiarutaecarpa), Nozarea (Fagararhetza), and Zantoxylam retza (Zanthoxylum rhetsa), respectively, at 1.13 ° / . , 2.94% and 0.014% (w / w), and their effects have been confirmed in mice or rats.
  • the ethanol extract of the plant of the genus Sancho is not practical because it has a much lower epodiamine content than the plant of the genus Goshu. It is unknown whether it is effective in humans.
  • Japanese Patent Application Laid-Open No. 2002-179586 discloses the use of Sansho as a lipase inhibitor.
  • lipase inhibitors inhibit the activity of lipase, which is responsible for in vivo lipid digestion and absorption, and are not considered to exhibit an anti-obesity effect by activating heat production or promoting lipolysis.
  • Sansho which is used as a spice and food material, has a selective human
  • the present invention relates to a selective human ⁇ 3 adrenergic receptor agonist derived from a safe food material, and obesity, obesity, diabetes, hyperlipidemia, and hypertension characterized by containing the agent.
  • An object of the present invention is to provide an agent for preventing and / or improving lifestyle-related diseases such as gout.
  • the present inventors have conducted intensive studies in order to solve the above-mentioned problems, and as a result, found that pepper was dissolved in a water-soluble organic solvent, preferably ethanol, more preferably 60 ° / 0 or more ethanol, and further preferably 70% or more.
  • a pepper extract which is an extract obtained by extraction with ethanol, has a selective human 3 adrenergic receptor agonist action, thereby completing the present invention.
  • the present invention relates to a selective human ⁇ 3 adrenergic receptor agonist comprising, as an active ingredient, a pepper extract obtained by extraction with an extraction solvent comprising a water-soluble organic solvent.
  • the present invention provides a method for preventing lifestyle-related diseases such as obesity, obesity, diabetes, hyperlipidemia, hypertension, and gout, which comprises the selective human 03 adrenergic receptor agonist. Or an improving agent.
  • the selective human ⁇ 3 -adrenergic receptor agonist 1j of the present invention contains, as an active ingredient, a pepper extract obtained by extraction with an extraction solvent comprising a water-soluble organic solvent.
  • the selective human ⁇ 3 adrenergic receptor agonist of the present invention may be an extract itself, or may be added with known carriers, auxiliaries, food and drink materials, other pharmaceutically acceptable formulation materials, and the like. A composition may be used.
  • Sansho is a plant of the genus Zanthoxylum in the Rutaceae family, and there are many varieties. Sansho used in the present invention has sufficient eating experience and is safe. For this reason, varieties commonly used as spices and crude drugs are preferable. For example, Japanese pepper (Zanthoxyl um piperit um DC) and Asakurazansho (Z. piperit urn DC formaine rme Makino: Grape Zansho), etc .; Chinese pepper, Zoku bun gean um Ma xi m .; Crude drug names: Chinese shochu, pepper, safflower pepper, and Zin schinifo 1 i um S ie b.
  • the portion of the pepper used in the present invention is preferably a portion generally used as a spice or crude drug, for example, fruits, pericarp, seeds and the like.
  • the pepper extract used in the present invention is obtained from the above pepper by solvent extraction.
  • the extract can be used in the present invention as an extract, or as a crude extract or a semi-purified extract as long as it does not contain impurities unsuitable for foods and drinks and pharmaceuticals.
  • the solvent extraction can be performed as follows.
  • the original form, ground or powder of the above pepper is usually immersed in 1 to 20 times, preferably 2 to 10 times, the following extraction solvent on a weight basis, and extracted by stirring and Z or standing, filtration, and centrifugation.
  • An extract can be obtained by separation or the like.
  • the solvent can be removed from the obtained extract by concentration, freeze-drying, or the like, to obtain the extract.
  • the Japanese pepper extract used in the present invention is obtained by extracting Japanese pepper using an extraction solvent comprising a water-soluble organic solvent.
  • the extraction solvent only needs to contain a water-soluble organic solvent, and may be composed of only a water-soluble organic solvent or a mixture of a water-soluble organic solvent and water.
  • the above-mentioned water-soluble organic solvent means alcohols, ketones and the like, and does not include esters such as ethyl acetate.
  • a lower alcohol having 1 to 3 carbon atoms and acetone are preferable.
  • the lower alcohols having 1 to 3 carbon atoms include methanol, ethanol, 1-propanol and 2 Monopropanol.
  • ethanol is more preferable from the viewpoint of the safety of the residual solvent.
  • the extraction solvent it is preferable to use 60% or more of a water-soluble organic solvent, and it is more preferable to use 70% or more of a water-soluble organic solvent. Further, it is more preferable to use ethanol of 60 ° / 0 or more, and it is particularly preferable to use ethanol of 70% or more.
  • the upper limit of the ratio of the water-soluble organic solvent in the extraction solvent is not particularly limited, but is preferably 99.5%, more preferably 99%. %, More preferably 95%, particularly preferably 90%.
  • the “60% or more water-soluble organic solvent” means that the proportion of the water-soluble organic solvent in the extraction solvent is 60% or more on a volume basis, and the other is water. The same applies to the above “70% or more water-soluble organic solvent” and the like.
  • the extraction temperature is not particularly limited, and is usually ⁇ 20 to 100 ° (preferably 1 to 80 ° C., more preferably 20 to 60 ° C.).
  • the extraction time is not particularly limited, and is usually 0.1 hour to 1 month, preferably 0.5 hour to 7 days.
  • the method for evaluating the action of the human j33 adrenergic receptor agonist of the pepper extract used in the present invention is not particularly limited, and can be evaluated, for example, by using cells expressing the human] 33 adrenergic receptor. That is, in an invitro experimental system, animal cells such as cultured cells (CHO cells) derived from Chinese hamster ovaries are stably expressed in human] 33-adrenergic receptor, and the extract is added to the cells, and the cells are caloried. It can be evaluated by measuring the increase in the cyclic adenosine 3 ', 5' monomonophosphate (cyclic AMP) concentration (AA Konkar, eta 1., J. Pharmacol. E. Ther.
  • cyclic AMP cyclic adenosine 3 ', 5' monomonophosphate
  • CRE-LUC is a reporter gene in which a luciferase (LUC) gene is linked to a cyclic AMP response element (CRE), and luciferase is expressed by an increase in intracellular cyclic AMP concentration.
  • selective human 133 adrenergic receptor agonism refers to a selective agonist action on human / 33 adrenergic receptor, and a weak effect on human / 31 // 32 adrenergic receptor. Or what does not exist.
  • the selective human ⁇ 3 adrenergic receptor agonist agent of the present invention can selectively be used as a preventive and / or ameliorating agent for lifestyle-related diseases, because it selectively exhibits an agonist effect on human
  • the agent for preventing and / or improving lifestyle-related diseases of the present invention contains the above-mentioned selective human] 33 adrenergic receptor agonist.
  • the above preventive and / or ameliorating agent can be preferably used for at least one disease selected from the group consisting of obesity, obesity, diabetes, hyperlipidemia, hypertension and gout among lifestyle-related diseases.
  • obesity and obesity follow obesity diagnostic criteria of the Japan Obesity Society. That is, obesity is defined as having a BMI (Body Mass Index: body mass index: weight (kg) / height (m) 2 ) of 25 or more.
  • Obesity is defined as obesity and health impairment or visceral fat obesity due to Mitsuru Tsukiba. Judgment of visceral fat obesity is based on a waist (diameter around the navel) of 85 cm or more for men, 90 cm or more for women, or a visceral fat area of 100 cm 2 or more by abdominal CT.
  • health disorders due to obesity include 1) type 2 diabetes mellitus, impaired glucose tolerance, 2) abnormal lipid metabolism, 3) hypertension, 4) hyperuricemia / gout, 5) coronary artery disease (myocardial infarction, angina pectoris) , 6) Cerebral infarction (cerebral thrombosis / transient ischemic attack), 7) Sleep apnea syndrome ⁇ Pic kwick syndrome, 8) Fatty liver, 9) Orthopedic diseases (osteoarthritis ⁇ lumbar spondylopathy) ) And 10) abnormal menstruation, at least one selected from the group consisting of:
  • the present invention also comprises a selective human] 33 adrenergic receptor agonist as described above, characterized by high body fat percentage, hyperglycemia, hyperinsulinemia, hypercholesterolemia, and hypercholesterolemia.
  • An agent for preventing and / or ameliorating at least one symptom selected from the group consisting of triglyceridemia, hypertension and hyperuricemia may be the selective human 133 adrenergic receptor agonist itself, or may be the one to which a known additive is added.
  • An agent for preventing and / or improving lifestyle-related diseases such as obesity, obesity, diabetes, hyperlipidemia, hypertension, and gout, comprising the selective human 3 adrenergic receptor agonist agent of the present invention, And a selective human of the present invention] 33 adrenergic receptor agonist, characterized by high body fat percentage, hyperglycemia, hyperinsulinemia, hypercholesterolemia, and hypertriglyceridemia.
  • the preventive and / or ameliorating agent for at least one symptom selected from the group consisting of hypertension and hyperuricemia (hereinafter referred to as the preventive / ameliorating agent of the present invention) can be used for eating and drinking and for medicine.
  • the form is not limited.
  • health foods for example, health foods (specified health foods, nutritional foods), health foods, foods and drinks such as dietary supplements, over-the-counter drugs, over-the-counter drugs (over t h e- c o u n t e r d r u g: O T C), etc. can be used as such readily available pharmaceutical or quasi drug.
  • the prophylactic / ameliorating agent of the present invention can be taken directly as it is, and can be easily taken using known additives such as carriers and auxiliaries such as capsules, tablets, and granules. It can be ingested in a molded form.
  • the content of prophylactic improving agent of the present invention in these molding agent is preferably from 0.1 to 1 0 0 wt 0/0, more preferably 1 0-9 0 weight 0/0.
  • the prophylactic / ameliorating agent of the present invention is mixed with food and drink materials to produce confectionery such as chewing gum, chocolate, candy, jelly, biscuit, and crackers; ice confectionery such as ice cream and ice confection; tea and soft drinks
  • confectionery such as chewing gum, chocolate, candy, jelly, biscuit, and crackers
  • ice confectionery such as ice cream and ice confection
  • tea and soft drinks Beverages such as udon, Chinese food, spaghetti, instant meal; kneaded products such as kama, bamboo rings, halves; seasonings such as dressings, mayonnaise, sauces; margarine, butter, salad oil Oils and fats such as bread, ham, soup, retort food, frozen food, etc. can be used for all food and drink.
  • the amount of the extract is preferably 0.01 to 100 OmgZkg body weight per adult per day in terms of the extract, more preferably 0.1 to: L 0 Omg / kg body weight.
  • the dosage form When used as a pharmaceutical, the dosage form is not particularly limited, and examples thereof include capsules, tablets, granules, injections, suppositories, and patches.
  • other pharmaceutically acceptable formulation materials such as excipients, disintegrants, lubricants, binders, antioxidants, coloring agents, anti-agglomeration agents, absorption enhancers, It can be prepared by appropriately adding a solubilizing agent, a stabilizer and the like.
  • the dosage of these preparations is preferably 0.1 O OO OO OmgZkg body weight, more preferably 0.1 ⁇ : LO OmgZ kg body weight once or several times per adult per S in terms of the extract. It can be administered in divided doses.
  • a cultured cell (CHO-K1 cell) derived from Chinese hamster ovary, a plasmid for expression of the human ⁇ 3 adrenergic receptor gene was replaced with ribophenatoamine ⁇ 2000 (a gene using cationic lipid manufactured by I ⁇ V itrogen).
  • the cells were transfected using the transfection reagent) to obtain cells expressing the human 3 adrenergic receptor (hereinafter referred to as j33ZCHO cells).
  • j33ZCHO cells cells expressing the human 3 adrenergic receptor
  • CHO cells 3 / CHO cells (measurement group) or CHO-K1 cells (control group) were inoculated into a 96-well culture plate at 3 ⁇ 10 4 ce 11 s / we 11 and 37 ° C, and cultured for about 24 hours under 5% CO 2 conditions.
  • the medium used was an MD medium containing 5% FBS ( ⁇ ⁇ fetal serum).
  • the MD medium was MCDB 302 (basic synthetic medium manufactured by SIG MA) 5.5 g / L, DMEM (Du 1 becco's Modified Eagle Medium manufactured by GIBCO) 4.75 g / L L N L-glutamine (manufactured by Wako Pure Chemical Industries, Ltd.) 0. 3 GZL, (manufactured by GIB CO, Ltd.) sodium bicarbonate 1. was prepared with the composition of 27 GZL.
  • CRE-1 uc is a reporter plasmid in which the luciferase (luc) gene is linked to the element (CRE) of the cyclic AMP response.
  • Table 1 shows the measurement results of the extracts obtained in Example 1 and Comparative Examples 1 and 2.
  • BRL 37344 increases the intracellular citral AMP concentration via human 3 adrenergic receptor and expresses luciferase, confirming the action of BRL 37344 on human] 33 adrenergic receptor agonism.
  • the human pepper adrenergic receptor agonist effect was observed in the pepper extract extracted with ethanol in Example 1.
  • the extract of ethyl pepper extracted with ethyl acetate in Comparative Example 1 did not show the action of human 3-adrenergic receptor agonist.
  • the ethanol extract of skin skin of Comparative Example 2 was found to have a human / 33-adrenergic receptor agonist action.
  • the pepper extract of Example 1 showed almost no inhibition of binding to human J31 and] 32 adrenergic receptors, and only a binding inhibition to human
  • the skin extract of Comparative Example 2 showed almost no binding to the human 1-adrenergic receptor because binding inhibition was observed for the human / 32 and / 33 adrenergic receptors, but the human J32 And 3 bind to the adrenergic receptor to the same extent. That is, it was suggested that the skin extract of Comparative Example 2 was not a selective human 3 adrenergic receptor agonist.
  • Chinese pepper powder (China power powder): 5 g each of 25 ml ethanol (99.5%), 70% ethanol, 35% ethanol, diluted with water 17. Extraction was performed with 5% ethanol (room temperature, place, left for 1 week). After filtration, the mixture was concentrated to dryness and Z or freeze-dried to obtain 0.75 g, 1.14 g, 1.04 g, and 0.75 g of extracts, respectively.
  • Example 4 40 parts by weight of a 70% ethanolic pepper extract obtained in the same manner as in Example 4, 30 parts by weight of carboxymethylcellulose sodium, 20 parts by weight of crystalline cellulose, and 10 parts by weight of vitamin C The composition was mixed, ground, and filled into gelatin capsules to prepare a capsule for eating and drinking containing the pepper extract.
  • Industrial applicability 40 parts by weight of a 70% ethanolic pepper extract obtained in the same manner as in Example 4, 30 parts by weight of carboxymethylcellulose sodium, 20 parts by weight of crystalline cellulose, and 10 parts by weight of vitamin C The composition was mixed, ground, and filled into gelatin capsules to prepare a capsule for eating and drinking containing the pepper extract.
  • a selective human P3 adrenergic receptor agonist derived from a safe food material, and obesity, obesity, diabetes, hyperlipidemia, comprising An agent for preventing and / or improving lifestyle-related diseases such as hypertension and gout can be obtained.

Abstract

It is intended to provide a selective human β3 adrenalin receptor agonist agent comprising as the active ingredient a zanthoxylum extract which originates in a highly safe food material. This selective human β3 adrenalin receptor agonist agent is useful as a preventive and/or an improving agent for life style-related diseases such as fatness, obesity, diabetes, hyperlipemia, hypertension and gout.

Description

明細書  Specification
選択的ヒト 3アドレナリン受容体ァゴニスト剤 技術分野  Selective human 3-adrenergic receptor agonist
本発明は、 選択的ヒト 13 3アドレナリン受容体ァゴニスト剤、 及び、 これを含 有することを特徴とする肥満、 肥満症、 糖尿病、 高脂血症、 高血圧症、 痛風など の生活習慣病の予防及び Ζ又は改善剤に関する。 背景技術  The present invention relates to a selective human 133 adrenergic receptor agonist agent, and a method for preventing lifestyle-related diseases such as obesity, obesity, diabetes, hyperlipidemia, hypertension, and gout, comprising the agent. Or related to an improving agent. Background art
過食、 栄養過多、 運動不足などにより、 肥満人口は増加の一途を迪つている。 肥満者、 特に内臓脂肪が蓄積した内臓脂肪型肥満の肥満者では、 糖尿病、 高脂血 症、 高血圧症、 痛風などの生活習慣病を合併しており、 大きな社会問題である。 また、 肥満者がその体重を 5〜1 0 %減少させると、 合併している生活習慣病の 症状が軽減又は改善すること力ゝら、 肥満の予防及び Ζ又は改善は生活習慣病の予 防及び Ζ又は改善につながる。  Due to overeating, overnutrition and lack of exercise, the obese population is steadily increasing. Obese people, especially those with visceral fat obesity in which visceral fat has accumulated, are com- bined with lifestyle-related diseases such as diabetes, hyperlipidemia, hypertension, and gout, which is a major social problem. In addition, if an obese person loses 5 to 10% of their body weight, the symptoms of the comorbid lifestyle-related diseases can be reduced or ameliorated. Prevention of obesity and prevention or improvement of lifestyle-related diseases can be prevented. And / or improvement.
アドレナリン受容体は、 交感神経から遊離されるァドレナリンゃノルァドレナ リンなどのカテコールアミン作動薬と結合する受容体であり、 カテコールアミン 作動薬に対する感受性により α受容体と 0受容体の 2種類に分けられる。 すなわ ち、 αアドレナリン受容体はノルァドレナリン≥ァドレナリン >ドーパミン >ィ ソプロテレノールの順に感受性を示し、 ]3アドレナリン受容体はイソプロテレノ 一ル>ァドレナリン≥ノルァドレナリン〉 ドーパミンの順に感受性を示す。  Adrenoceptors are receptors that bind to catecholamine agonists such as adrenergic-noradrenaline released from sympathetic nerves, and are classified into two types, α receptors and 0 receptors, depending on the sensitivity to catecholamine agonists. That is, α-adrenergic receptors are sensitive in the order of noradrenaline ≥ adrenerin> dopamine> isoproterenol, and] 3 adrenergic receptors are sensitive in the order of isoproterenol> adrenaline ≥ noradrenaline> dopamine.
アドレナリン受容体には、 ΐ、 2、 3受容体があり、 近年 4受容体 の存在も示唆されている。 それぞれの受容体に対するァゴニス ト (作動薬) の作 用として、 β 1アドレナリン受容体ァゴニストは心拍数増加作用、 2アドレナ リン受容体ァゴニストは気管支平滑筋弛緩作用、 3アドレナリン受容体ァゴニ ストは熱産生の活性化作用及ぴ脂肪分解の促進作用があることが知られている。 このことから、 交感神経を活性化してカテコールァミン作動薬の分泌を促進させ るもの、 又は、 非選択的な 13アドレナリン受容体ァゴニス トは、 j3 1や ]3 2作用 による副作用が懸念され、 肥満などの生活習慣病の予防及び/又は改善には適し ていない。 従って、 肥満などの生活習慣病の予防及び/又は改善には、 選択的 ]3 3アドレナリン受容体ァゴニストが有効である。 Adrenergic receptors include ΐ, 2, and 3 receptors, and in recent years, the existence of 4 receptors has been suggested. The effects of agonists (agonists) on each receptor are as follows: β1 adrenergic receptor agonist increases heart rate, 2 adrenergic receptor agonist relaxes bronchial smooth muscle, 3 adrenergic receptor agonist produces heat It is known that it has an activating action and a lipolytic promoting action. From this, there is a concern that those that activate the sympathetic nerve and promote secretion of catecholamine agonists, or non-selective 13-adrenergic receptor agonists, may have side effects due to j31 and] 32 actions. Suitable for preventing and / or improving lifestyle-related diseases such as obesity Not. Therefore, selective] 33 adrenergic receptor agonists are effective in preventing and / or improving lifestyle-related diseases such as obesity.
]33アドレナリン受容体ァゴニストは、 1984年に初めて発見され、 動物実 験において熱産生や脂肪分解による抗肥満作用、 抗糖尿病作用が認められた。 し かし、 これらの作用はヒトにおいては微弱であった。 この効果差の原因が、 19 89年になり、 マウスゃラットなどの齧歯類とヒ トの 3アドレナリン受容体の 化学構造上の種差であることが明確になった (高倉康人、 吉田俊秀, 日本薬理学 雑誌, 1 18, 315〜 320, 2001及び C. We y e r , e t a 1. , D i a b e t e s &M e t a b o 1 i s m, 25, 1 1〜21, 1 9 99) 。 これらのことから、 j31や j32よりも j3 3アドレナリン受容体に対して選択性 が高く、 且つ、 ヒ トの 3アドレナリン受容体に対して選択性が高いァゴニスト、 すなわち選択的ヒト /33アドレナリン受容体ァゴニストが、 肥満、 糖尿病などの 生活習慣病の予防及び/又は改善に有効であり、 その開発が望まれている。 最近、 選択的ヒト ]33アドレナリン受容体ァゴニストとして幾つかの化合物が 知られており (高倉康人、 吉田俊秀, 日本薬理学雑誌, 1 18, 31 5〜 320, 2001) 、 臨床試験において抗肥満薬又は抗糖尿病薬としての効果が確認され てきている。 しカゝし、 天然の食品素材由来である選択的ヒト ]3 3アドレナリン受 容体ァゴエストは未だ知られていない。  ] 33 The adrenergic receptor agonist was first discovered in 1984, and its antiobesity and antidiabetic effects due to thermogenesis and lipolysis were observed in animal experiments. However, these effects were weak in humans. In 1989, it was clarified that this difference in effect was due to species differences in the chemical structure of the 3-adrenergic receptor between rodents such as mice and rats and humans (Yasuhito Takakura, Toshihide Yoshida) , Japan Pharmacology Magazine, 118, 315-320, 2001 and C. Weyer, eta 1., Diabetes & Metabo 1 ism, 25, 11-21, 199 99). From these results, agonists with higher selectivity for the j3 3 adrenergic receptor than for j31 and j32 and higher selectivity for the human 3 adrenergic receptor, that is, the selective human / 33 adrenergic receptor Agonists are effective in preventing and / or ameliorating lifestyle-related diseases such as obesity and diabetes, and their development is desired. Recently, several compounds have been known as selective human] 33 adrenergic receptor agonists (Yasuhito Takakura, Toshihide Yoshida, Nippon Pharmacological Journal, 118, 315-320, 2001), and anti-obesity in clinical trials Its effect as a drug or antidiabetic has been confirmed. And selective humans derived from natural food ingredients] 33 The adrestine receptor agogoest is not yet known.
一方、 天然の食品素材由来である脂肪分解促進剤として、 ミカン科の植物が知 られており、 用いられるミカン科植物としてはミカン属 (C i t r u s) 、 キン カン属 (F o r t un e 1 1 a) 、 サンショゥ属 (Z a n t h o x y 1 urn) 、 ゴシュュ属 (Ev o d i a) などが挙げられている (特開平 8— 81 382号公 報) 。 特開平 9一 241 1 27号公報及び特開平 9— 295932号公報には、 ゥンシユウミカン (C i t r u s un s h i u Ma r c o v) の果皮を乾燥 させたものである陳皮の抽出物を痩身用化粧料として使用することも開示されて いる。 しかし、 これらの実施例では脂肪分解促進効果をラット脂肪組織を用いて 確認しており、 ヒトにおいて有効であるかどうか不明である。  On the other hand, citrus plants are known as lipolysis accelerators derived from natural food materials, and citrus plants and Citrus plants are used as citrus plants. ), Genus Zanthoxy 1 urn, genus Goshu (Evodia) and the like (Japanese Patent Application Laid-Open No. 8-81382). JP-A-9-1241127 and JP-A-9-295932 disclose that a skin extract obtained by drying the pericarp of Citrus unshiu Marcov is used as a cosmetic for slimming. It is also disclosed. However, in these examples, the effect of promoting lipolysis was confirmed using rat adipose tissue, and it is unclear whether it is effective in humans.
また、 他の脂肪分解促進剤に、 補助的にミカン科植物抽出物を脂肪分解促進剤 として配合することも知られている (特開平 1 1— 269079号公報、 特開 2 000-63227号公報、 特開 2000— 63259号公報及ぴ特開 2000 -63260号公報) 。 It is also known that a citrus plant extract is supplemented with another lipolysis accelerator as a lipolysis accelerator (JP-A-11-269079, JP-A-269079). 000-63227, JP-A-2000-63259 and JP-A-2000-63260).
山椒は、 ミカン科サンショゥ属 (Z a n t h o x y l um) の植物であり、 香 辛料や生薬の一つとして利用されている。 特開平 8— 81 382号公報には、 月旨 肪分解促進作用を有するものとしてサンショウ属としては唯一、 サンショウ (Z a n t h o y 1 urn p i p e r i t urn D. C. ) を挙げ、ている力 その 成熟果実は脂肪分解促進の効果が小さいため、 未成熟な果実を用いる力 果皮や 葉を用いることが好ましい、 と示されている。  Sansho is a plant of the genus Rutaceae (Zanthoxylum), and is used as one of spices and crude drugs. Japanese Patent Application Laid-Open No. 8-81382 discloses that the only species of the genus Sancho (Zanthoy 1 urn piperit urn DC) as a genus of the genus Santo has the action of promoting lipolysis. It is indicated that it is preferable to use fruit peels and leaves that use immature fruits because the effect of promoting decomposition is small.
また、 WO 97/47209号パンフレットには、 ェポジァミン類の化合物を 有効成分とする脂質代謝改善剤もしくは抗肥満剤が開示されており、 ェポジアミ ン類の化合物を含有する植物としてミカン科のゴシュュ属 (Ev o d i a) 、 ィ ヌザンショゥ属 (F a g a r a ) 、 サンショゥ属 (Z a n t h o x y l um) 及 びァラリオプシス属 (Ar a 1 i o p s i s) が挙げられている。 さらにサンシ ヨウ属として、 Z a n t h o x y l m r h e t s a、 Z. b u d r u n g a、 Z . f 1 a v u m、 Z l i mii e l l a、 Z. i n t e g r i i o l l o l u mが例示されている。 その実施例には、 ゴシュュ (Ev o d i a r u t a e c a r p a ) 、 ノヽザレア (F a g a r a r h e t z a) 、 ザントキシラム · レツ ァ (Z a n t h o x y l um r h e t s a) のエタノール抽出物 (乾燥抽出物 ) 中のェボジァミン含有率はそれぞれ 1. 13°/。、 2. 94%、 0. 014% ( w/w) であることが示されており、 それらの効果をマウス又はラットで確認し ている。 このことから、 サンショウ属植物のエタノール抽出物は、 ゴシュュ属ゃ ィヌザンショゥ属植物に比べェポジアミン含量が非常に少なく、 実用的ではない。 また、 ヒトにおいて有効であるかどうか不明である。  WO 97/47209 also discloses a lipid metabolism improving agent or an antiobesity agent containing an epoxidamine compound as an active ingredient, and a plant containing the epodiamine compound as a plant of the genus Goshu (Rutaceae). Evodia), Fagara, Zanthoxylum and Araliopsis are listed. In addition, Zanthoxylmrheetsa, Z.budruunga, Z.f1avum, Zlimiiiella, and ZintiegliolioLlolium are exemplified as the genus Sanyo. Examples thereof include evodiamine content in ethanol extract (dry extract) of Goshu (Ev odiarutaecarpa), Nozarea (Fagararhetza), and Zantoxylam retza (Zanthoxylum rhetsa), respectively, at 1.13 ° / . , 2.94% and 0.014% (w / w), and their effects have been confirmed in mice or rats. For this reason, the ethanol extract of the plant of the genus Sancho is not practical because it has a much lower epodiamine content than the plant of the genus Goshu. It is unknown whether it is effective in humans.
さらに、 特開 2002 _ 179586号公報には、 山椒をリパーゼ阻害剤とし て使用することが開示されている。 しかし、 リパーゼ阻害剤は、 生体内での脂質 の消化吸収を担うリパーゼの活性を阻害するものであり、 熱産生の活性化や脂肪 分解の促進による抗肥満作用を示すとは考えられない。  Further, Japanese Patent Application Laid-Open No. 2002-179586 discloses the use of Sansho as a lipase inhibitor. However, lipase inhibitors inhibit the activity of lipase, which is responsible for in vivo lipid digestion and absorption, and are not considered to exhibit an anti-obesity effect by activating heat production or promoting lipolysis.
以上のことより、 香辛料や食品素材として利用されている山椒が、 選択的ヒト |3 3アドレナリン受容体ァゴニスト作用を有していること、 並びに、 ヒトにおい て肥満、 糖尿病などの生活習慣病の予防及び/又は改善に有効であることは、 知 られていない。 発明の要約 Based on the above, Sansho, which is used as a spice and food material, has a selective human | 33 adrenergic receptor agonist effect, and Is not known to be effective in preventing and / or improving lifestyle-related diseases such as obesity and diabetes. Summary of the Invention
本発明は、 安全な食品素材由来である選択的ヒト β 3アドレナリン受容体ァゴ 二スト剤、 及び、 これを含有することを特徴とする肥満、 肥満症、 糖尿病、 高脂 血症、 高血圧症、 痛風などの生活習慣病の予防及び/又は改善剤を提供すること を課題とする。  The present invention relates to a selective human β3 adrenergic receptor agonist derived from a safe food material, and obesity, obesity, diabetes, hyperlipidemia, and hypertension characterized by containing the agent. An object of the present invention is to provide an agent for preventing and / or improving lifestyle-related diseases such as gout.
本発明者らは、 上記課題を解決するために鋭意研究を行った結果、 山椒を水溶 性有機溶媒、 好ましくはェタノール、 より好ましくは 6 0 °/0以上のエタノール、 更に好ましくは 7 0 %以上のエタノールにより抽出して得られる抽出物である山 椒抽出物が、 選択的ヒト 3アドレナリン受容体ァゴニスト作用を有することを 見出し、 本発明を完成するに至った。 The present inventors have conducted intensive studies in order to solve the above-mentioned problems, and as a result, found that pepper was dissolved in a water-soluble organic solvent, preferably ethanol, more preferably 60 ° / 0 or more ethanol, and further preferably 70% or more. The present inventors have found that a pepper extract, which is an extract obtained by extraction with ethanol, has a selective human 3 adrenergic receptor agonist action, thereby completing the present invention.
すなわち、 本発明は、 水溶性有機溶媒からなる抽出溶媒により抽出して得られ る山椒抽出物を有効成分とする選択的ヒト β 3アドレナリン受容体ァゴニスト剤 に関する。  That is, the present invention relates to a selective human β3 adrenergic receptor agonist comprising, as an active ingredient, a pepper extract obtained by extraction with an extraction solvent comprising a water-soluble organic solvent.
また、 本発明は、 前記選択的ヒト 0 3アドレナリン受容体ァゴニスト剤を含有 することを特徴とする肥満、 肥満症、 糖尿病、 高脂血症、 高血圧症、 痛風などの 生活習慣病の予防及び Ζ又は改善剤に関する。 発明の詳細な開示  Further, the present invention provides a method for preventing lifestyle-related diseases such as obesity, obesity, diabetes, hyperlipidemia, hypertension, and gout, which comprises the selective human 03 adrenergic receptor agonist. Or an improving agent. Detailed Disclosure of the Invention
以下に、 本発明の実施の形態を詳しく説明する。  Hereinafter, embodiments of the present invention will be described in detail.
本発明の選択的ヒト β 3アドレナリン受容体ァゴニスト斉 ljは、 水溶性有機溶媒 からなる抽出溶媒により抽出して得られる山椒抽出物を有効成分とするものであ る。 本発明の選択的ヒト β 3アドレナリン受容体ァゴニスト剤は、 抽出物そのも のでもよいし、 それに公知の担体や助剤、 飲食物材料、 薬剤学的に許容される他 の製剤素材などを添加した組成物でもよい。  The selective human β 3 -adrenergic receptor agonist 1j of the present invention contains, as an active ingredient, a pepper extract obtained by extraction with an extraction solvent comprising a water-soluble organic solvent. The selective human β3 adrenergic receptor agonist of the present invention may be an extract itself, or may be added with known carriers, auxiliaries, food and drink materials, other pharmaceutically acceptable formulation materials, and the like. A composition may be used.
山椒は、 ミカン科のサンショゥ属 (Z a n t h o x y l u m) の植物であり、 多数の品種が存在する。 本発明に使用する山椒は、 食経験が十分にあって安全で あることから、 一般に香辛料や生薬として利用されている品種が好ましく、 例え ば、 日本産の山椒であるサンショゥ (Z a n t h o x y l um p i p e r i t um D. C. ) やアサクラザンショゥ (Z. p i p e r i t urn D. C. f o r m a i n e rme M a k i n o :ブドウザンショウ) 等;中国産の山椒 である力ホクザンショゥ (Z. b un g e a n um Ma x i m. ;生薬名 :力 ショゥ、 花椒、 紅花椒) やィヌザンショゥ (Z. s c h i n i f o 1 i um S i e b. e t Z u c c. ;生薬名:青椒、 青花椒) 等が挙げられる。 しかし、 日本産の山椒は和山椒として高級品に分類され原料として高価であるため、 比較 的安価であって大量に流通している中国産の山椒、 すなわち力ホクザンショゥ、 ィヌザンショウが好ましく、 カホクザンショウが最も好ましい。 Sansho is a plant of the genus Zanthoxylum in the Rutaceae family, and there are many varieties. Sansho used in the present invention has sufficient eating experience and is safe. For this reason, varieties commonly used as spices and crude drugs are preferable. For example, Japanese pepper (Zanthoxyl um piperit um DC) and Asakurazansho (Z. piperit urn DC formaine rme Makino: Grape Zansho), etc .; Chinese pepper, Zoku bun gean um Ma xi m .; Crude drug names: Chinese shochu, pepper, safflower pepper, and Zin schinifo 1 i um S ie b. et Zuc c .; crude drug name: green pepper, green pepper) and the like. However, Japanese pepper is classified as a luxury product as a Japanese pepper and is expensive as a raw material. Therefore, Chinese pepper, which is relatively inexpensive and distributed in large quantities, namely, potato pepper and pink pepper, is preferred. Is most preferred.
また、 本発明に使用する山椒の部位は、 一般に香辛料や生薬として利用されて いる部位、 例えば、 果実、 果皮、 種子などが好ましい。  The portion of the pepper used in the present invention is preferably a portion generally used as a spice or crude drug, for example, fruits, pericarp, seeds and the like.
本発明に使用する山椒抽出物は、 上記山椒から溶媒抽出によって得られるもの である。 また、 当該抽出物は、 飲食品や医薬品として不適当な不純物を含有しな い限り、 抽出液のまま、 又は粗抽出物あるいは半精製抽出物として本発明に使用 できる。  The pepper extract used in the present invention is obtained from the above pepper by solvent extraction. In addition, the extract can be used in the present invention as an extract, or as a crude extract or a semi-purified extract as long as it does not contain impurities unsuitable for foods and drinks and pharmaceuticals.
上記溶媒抽出は、 以下のように行うことができる。 例えば、 上記山椒の原形、 粉砕したもの又は粉末を、 重量基準で普通 1〜 20倍量、 好ましくは 2〜 10倍 量の下記抽出溶媒に浸し、 撹拌及び Z又は放置により抽出し、 濾過、 遠心分離な どにより抽出液を得ることができる。 次いで、 得られた抽出液から、 濃縮、 凍結 乾燥などにより溶媒を除去し、 当該抽出物を得ることができる。  The solvent extraction can be performed as follows. For example, the original form, ground or powder of the above pepper is usually immersed in 1 to 20 times, preferably 2 to 10 times, the following extraction solvent on a weight basis, and extracted by stirring and Z or standing, filtration, and centrifugation. An extract can be obtained by separation or the like. Next, the solvent can be removed from the obtained extract by concentration, freeze-drying, or the like, to obtain the extract.
本発明に使用する山椒抽出物は、 山椒を水溶性有機溶媒からなる抽出溶媒を用 いて抽出して得られるものである。 上記抽出溶媒は、 水溶性有機溶媒を含有する ものであればよく、 水溶性有機溶媒のみからなるものか、 又は、 水溶性有機溶媒 と水を混合したものである。  The Japanese pepper extract used in the present invention is obtained by extracting Japanese pepper using an extraction solvent comprising a water-soluble organic solvent. The extraction solvent only needs to contain a water-soluble organic solvent, and may be composed of only a water-soluble organic solvent or a mixture of a water-soluble organic solvent and water.
本発明において、 上記水溶性有機溶媒とは、 アルコール類、 ケトン類等を意味 し、 酢酸ェチル等のエステル類を含まないものである。 上記水溶性有機溶媒とし ては、 炭素数 1〜 3の低級アルコール、 アセトンが好ましい。 上記炭素数 1〜3 の低級アルコールとしては、 メタノール、 エタノール、 1一プロパノール及ぴ 2 一プロパノールが挙げられる。 水溶性有機溶媒としては、 残留溶媒の安全性の点 からはエタノールがより好ましい。 In the present invention, the above-mentioned water-soluble organic solvent means alcohols, ketones and the like, and does not include esters such as ethyl acetate. As the water-soluble organic solvent, a lower alcohol having 1 to 3 carbon atoms and acetone are preferable. The lower alcohols having 1 to 3 carbon atoms include methanol, ethanol, 1-propanol and 2 Monopropanol. As the water-soluble organic solvent, ethanol is more preferable from the viewpoint of the safety of the residual solvent.
上記抽出溶媒としては、 60%以上の水溶性有機溶媒を用いることが好ましく、 70 %以上の水溶性有機溶媒を用いることがより好ましい。 また、 60 °/0以上の エタノールを用いることが更に好ましく、 70%以上のエタノールを用いること が特に好ましい。 抽出溶媒として水溶性有機溶媒と水を混合したものを用いる場 合、 抽出溶媒中の水溶性有機溶媒の割合の上限としては特に限定されないが、 好 ましくは 99. 5 %、 より好ましくは 99 %、 更に好ましくは 95 %、 特に好ま しくは 90%である。 As the above-mentioned extraction solvent, it is preferable to use 60% or more of a water-soluble organic solvent, and it is more preferable to use 70% or more of a water-soluble organic solvent. Further, it is more preferable to use ethanol of 60 ° / 0 or more, and it is particularly preferable to use ethanol of 70% or more. When a mixture of a water-soluble organic solvent and water is used as the extraction solvent, the upper limit of the ratio of the water-soluble organic solvent in the extraction solvent is not particularly limited, but is preferably 99.5%, more preferably 99%. %, More preferably 95%, particularly preferably 90%.
本発明において、 上記 「60%以上の水溶性有機溶媒」 とは、 抽出溶媒中の水 溶性有機溶媒の割合が、 容量基準で 60%以上であり、 それ以外は水であること を意味する。 上記 「70%以上の水溶性有機溶媒」 等についても同様である。 抽出温度は、 特に限定されず、 普通ー20〜100°( 、 好ましくは 1〜80°C、 より好ましくは 20〜 60°Cで好適に実施できる。  In the present invention, the “60% or more water-soluble organic solvent” means that the proportion of the water-soluble organic solvent in the extraction solvent is 60% or more on a volume basis, and the other is water. The same applies to the above “70% or more water-soluble organic solvent” and the like. The extraction temperature is not particularly limited, and is usually −20 to 100 ° (preferably 1 to 80 ° C., more preferably 20 to 60 ° C.).
抽出時間は、 特に限定されず、 普通 0. 1時間〜 1ヶ月、 好ましくは 0. 5時 間〜 7日間で好適に実施できる。  The extraction time is not particularly limited, and is usually 0.1 hour to 1 month, preferably 0.5 hour to 7 days.
本発明に使用する山椒抽出物のヒト j33アドレナリン受容体ァゴニスト作用の 評価法は、 特に限定されず、 例えば、 ヒト ]33アドレナリン受容体を発現してい る細胞を用いることにより評価できる。 すなわち i n v i t r o実験系にて、 チャイニーズ .ハムスター卵巣由来の培養細胞 (CHO細胞) などの動物細胞に ヒト ]3 3アドレナリン受容体を安定的に発現させ、 その細胞に当該抽出物を添カロ し、 細胞内サイクリックアデノシン 3' , 5' 一一リン酸 (サイクリック AMP ) 濃度の上昇を測定することにより評価できる (A. A. Ko n k a r , e t a 1. , J . Ph a rma c o l . E . Th e r. , 291, 875〜 88 3, 1 999 ; T. K i s o, e t a 1. , B i o l . P h a r m. Bu l l . , 22, 1073〜1078, 1999 ) 。 また、 上記ヒ ト 03アドレナリン受 容体を安定的に発現している細胞に、 CRE— LUCレポーター遺伝子をトラン スフエクシヨンした後、 当該抽出物を添カ卩し、 ルシフェラーゼ活性を測定するこ とにより評価できる (W. Zh e n g, e t a 1. , J. Me d. Ch em. , 42, 2287〜 2294, 1 999 ; S. S. Va n s a l &D. R. F e l l e r, B i o c h em. Ph a rma c o l . , 58, 807〜 810, 19 99) 。 なお、 C RE— LUCはサイクリック AMPレスポンス 'エレメント ( CRE) にルシフェラーゼ (LUC) 遺伝子を結合したレポーター遺伝子であり、 細胞内サイクリック AMP濃度の上昇によりルシフェラーゼが発現する。 The method for evaluating the action of the human j33 adrenergic receptor agonist of the pepper extract used in the present invention is not particularly limited, and can be evaluated, for example, by using cells expressing the human] 33 adrenergic receptor. That is, in an invitro experimental system, animal cells such as cultured cells (CHO cells) derived from Chinese hamster ovaries are stably expressed in human] 33-adrenergic receptor, and the extract is added to the cells, and the cells are caloried. It can be evaluated by measuring the increase in the cyclic adenosine 3 ', 5' monomonophosphate (cyclic AMP) concentration (AA Konkar, eta 1., J. Pharmacol. E. Ther. , 291, 875-883, 1999; T. K iso, eta 1., Biol. Pharm. Bull., 22, 1073-1078, 1999). In addition, it can be evaluated by transfection of the CRE-LUC reporter gene into cells stably expressing the above human 03 adrenergic receptor, followed by adding the extract and measuring luciferase activity. (W. Zheng, eta 1., J. Med. Chem., 42, 2287-2294, 1999; SS Vansal & D. R. Feller, Biochem. Pharmacol., 58, 807-810, 1999). CRE-LUC is a reporter gene in which a luciferase (LUC) gene is linked to a cyclic AMP response element (CRE), and luciferase is expressed by an increase in intracellular cyclic AMP concentration.
さらに、 上記の実験系において、 ヒ ト 3アドレナリン受容体の代わりに、 ヒ ト 1又は /3 2アドレナリン受容体を発現している細胞を用いれば、 ]3 1、 ]32、 ' β 3での差を比較でき、 その選択性を評価できる。  Furthermore, in the above experimental system, if cells expressing human 1 or / 32 adrenergic receptor were used instead of human 3 adrenergic receptor, You can compare the differences and evaluate their selectivity.
本発明において、 選択的ヒト 133アドレナリン受容体ァゴエスト斉とは、 ヒト /3 3アドレナリン受容体に対して選択的にァゴニスト作用を示し、 ヒト ]3 1及び /3 2アドレナリン受容体への作用は弱い若しくは無いものをいう。  In the present invention, selective human 133 adrenergic receptor agonism refers to a selective agonist action on human / 33 adrenergic receptor, and a weak effect on human / 31 // 32 adrenergic receptor. Or what does not exist.
また、 本発明の選択的ヒト β 3ァドレナリン受容体ァゴニスト剤は、 ヒト |33 ァドレナリン受容体に対して選択的にァゴエスト作用を示すことから、 生活習慣 病の予防及び/又は改善剤として使用できる。  In addition, the selective human β3 adrenergic receptor agonist agent of the present invention can selectively be used as a preventive and / or ameliorating agent for lifestyle-related diseases, because it selectively exhibits an agonist effect on human | 33 adrenergic receptor.
本発明の生活習慣病の予防及ぴ Ζ又は改善剤は、 上述の選択的ヒト ]3 3ァドレ ナリン受容体ァゴエスト剤を含有するものである。 上記予防及び/又は改善剤は、 生活習慣病のなかでも肥満、 肥満症、 糖尿病、 高脂血症、 高血圧症及び痛風から なる群より選ばれる少なくとも 1つの疾患に好ましく用いることができる。 ここで、 肥満及び肥満症は日本肥満学会の肥満症診断基準に従う。 すなわち、 肥満は、 BM I (B o d y Ma s s I n d e x :体格指数:体重 (k g) / 身長 (m) 2) が 25以上、 と定義される。 肥満症は、 肥満であって、 且つ、 月巴 満による健康障害又は内臓脂肪型肥満である、 と定義される。 内臓脂肪型肥満の 判定は、 ウェスト (臍周り径) が男性で 85 cm以上、 女性で 90 cm以上、 又 は、 腹部 CT検査による内臓脂肪面積が 100 cm2以上である。 The agent for preventing and / or improving lifestyle-related diseases of the present invention contains the above-mentioned selective human] 33 adrenergic receptor agonist. The above preventive and / or ameliorating agent can be preferably used for at least one disease selected from the group consisting of obesity, obesity, diabetes, hyperlipidemia, hypertension and gout among lifestyle-related diseases. Here, obesity and obesity follow obesity diagnostic criteria of the Japan Obesity Society. That is, obesity is defined as having a BMI (Body Mass Index: body mass index: weight (kg) / height (m) 2 ) of 25 or more. Obesity is defined as obesity and health impairment or visceral fat obesity due to Mitsuru Tsukiba. Judgment of visceral fat obesity is based on a waist (diameter around the navel) of 85 cm or more for men, 90 cm or more for women, or a visceral fat area of 100 cm 2 or more by abdominal CT.
また、 肥満による健康障害とは、 1) 2型糖尿病 '耐糖能障害、 2) 脂質代謝 異常、 3) 高血圧、 4) 高尿酸血症 ·痛風、 5) 冠動脈疾患 (心筋梗塞,狭心症 ) 、 6) 脳梗塞 (脳血栓 ·一過性脳虚血発作) 、 7) 睡眠時無呼吸症候群■ P i c kw i c k症候群、 8) 脂肪肝、 9) 整形外科的疾患 (変形性関節症 ·腰椎症 ) 及び 10) 月経異常、 からなる群より選ばれる少なくとも 1つである。 本発明は、 また、 上述の選択的ヒト ]3 3アドレナリン受容体ァゴニスト剤を含 有することを特徴とする、 高体脂肪率、 高血糖、 高インスリン血症、 高コレステ 口ール血症、 高トリグリセリ ド血症、 高血圧及ぴ高尿酸血症からなる群より選ば れる少なくとも 1つの症状の予防及び/又は改善剤である。 本発明の予防及び 又は改善剤は、 選択的ヒト 13 3アドレナリン受容体ァゴニスト剤そのものであつ てもよいし、 それに公知の添加剤を添加したものであってもよい。 In addition, health disorders due to obesity include 1) type 2 diabetes mellitus, impaired glucose tolerance, 2) abnormal lipid metabolism, 3) hypertension, 4) hyperuricemia / gout, 5) coronary artery disease (myocardial infarction, angina pectoris) , 6) Cerebral infarction (cerebral thrombosis / transient ischemic attack), 7) Sleep apnea syndrome ■ Pic kwick syndrome, 8) Fatty liver, 9) Orthopedic diseases (osteoarthritis · lumbar spondylopathy) ) And 10) abnormal menstruation, at least one selected from the group consisting of: The present invention also comprises a selective human] 33 adrenergic receptor agonist as described above, characterized by high body fat percentage, hyperglycemia, hyperinsulinemia, hypercholesterolemia, and hypercholesterolemia. An agent for preventing and / or ameliorating at least one symptom selected from the group consisting of triglyceridemia, hypertension and hyperuricemia. The preventive and / or ameliorating agent of the present invention may be the selective human 133 adrenergic receptor agonist itself, or may be the one to which a known additive is added.
本発明の選択的ヒト 3アドレナリン受容体ァゴニスト剤を含有することを特 徴とする肥満、 肥満症、 糖尿病、 高脂血症、 高血圧症、 痛風などの生活習慣病の 予防及び Ζ又は改善剤、 並びに、 本発明の選択的ヒト ]3 3アドレナリン受容体ァ ゴニス ト剤を含有することを特徴とする、 高体脂肪率、 高血糖、 高インスリン血 症、 高コレステロール血症、 高トリグリセリ ド血症、 高血圧及び高尿酸血症から なる群より選ばれる少なくとも 1つの症状の予防及び/又は改善剤 (以下、 本発 明の予防改善剤と称する) は、 飲食用及び医薬用として利用することができ、 そ の形態は限定されず、 例えば、 保健機能食品 (特定保健用食品、 栄養機能食品) 、 健康食品、 栄養補助食品などの飲食品、 あるいは一般用医薬品、 大衆薬 (o v e r一 t h e— c o u n t e r d r u g : O T C ) など容易に入手可能な医薬品 又は医薬部外品などとして利用できる。  An agent for preventing and / or improving lifestyle-related diseases such as obesity, obesity, diabetes, hyperlipidemia, hypertension, and gout, comprising the selective human 3 adrenergic receptor agonist agent of the present invention, And a selective human of the present invention] 33 adrenergic receptor agonist, characterized by high body fat percentage, hyperglycemia, hyperinsulinemia, hypercholesterolemia, and hypertriglyceridemia. The preventive and / or ameliorating agent for at least one symptom selected from the group consisting of hypertension and hyperuricemia (hereinafter referred to as the preventive / ameliorating agent of the present invention) can be used for eating and drinking and for medicine. However, the form is not limited. For example, health foods (specified health foods, nutritional foods), health foods, foods and drinks such as dietary supplements, over-the-counter drugs, over-the-counter drugs (over t h e- c o u n t e r d r u g: O T C), etc. can be used as such readily available pharmaceutical or quasi drug.
飲食品として用いる場合は、 本発明の予防改善剤をそのまま直接摂取すること ができ、 また、 公知の担体や助剤などの添加剤を使用して、 カプセル剤、 錠剤、 顆粒剤など服用し易い形態に成型して摂取することができる。  When used as a food or drink, the prophylactic / ameliorating agent of the present invention can be taken directly as it is, and can be easily taken using known additives such as carriers and auxiliaries such as capsules, tablets, and granules. It can be ingested in a molded form.
これらの成型剤における本発明の予防改善剤の含有量は、 好ましくは 0 . 1〜 1 0 0重量0 /0、 より好ましくは 1 0〜9 0重量0 /0である。 The content of prophylactic improving agent of the present invention in these molding agent is preferably from 0.1 to 1 0 0 wt 0/0, more preferably 1 0-9 0 weight 0/0.
さらに、 本発明の予防改善剤は、 飲食物材料に混合して、 チューインガム、 チ ョコレート、 キャンディー、 ゼリー、 ビスケッ ト、 クラッカーなどの菓子類;ァ イスクリーム、 氷菓などの冷菓類;茶、 清涼飲料、 栄養ドリンク、 美容ドリンク などの飲料; うどん、 中華麵、 スパゲティー、 即席麵などの麵類;蒲鋅、 竹輪、 半片などの練り製品; ドレッシング、 マヨネーズ、 ソースなどの調味料;マーガ リン、 バター、 サラダ油などの油脂類;パン、 ハム、 スープ、 レトルト食品、 冷 凍食品など、 すべての飲食物に使用することができる。 飲食用として本発明の予防改善剤を摂取する場合、 その摂取量は当該抽出物換 算で成人一人一日当たり、 好ましくは 0. 01〜100 OmgZk g体重、 より 好ましくは 0. 1〜: L 0 Om g/k g体重である。 Furthermore, the prophylactic / ameliorating agent of the present invention is mixed with food and drink materials to produce confectionery such as chewing gum, chocolate, candy, jelly, biscuit, and crackers; ice confectionery such as ice cream and ice confection; tea and soft drinks Beverages such as udon, Chinese food, spaghetti, instant meal; kneaded products such as kama, bamboo rings, halves; seasonings such as dressings, mayonnaise, sauces; margarine, butter, salad oil Oils and fats such as bread, ham, soup, retort food, frozen food, etc. can be used for all food and drink. When the prophylactic / ameliorating agent of the present invention is ingested for food or drink, the amount of the extract is preferably 0.01 to 100 OmgZkg body weight per adult per day in terms of the extract, more preferably 0.1 to: L 0 Omg / kg body weight.
医薬品として用いる場合は、 その剤形は特に限定されず、 例えば、 カプセル剤、 錠剤、 顆粒剤、 注射剤、 坐剤、 貼付剤などが挙げられる。 製剤化においては、 薬 剤学的に許容される他の製剤素材、 例えば、 賦形剤、 崩壌剤、 滑沢剤、 結合剤、 酸化防止剤、 着色剤、 凝集防止剤、 吸収促進剤、 溶解補助剤、 安定化剤などを適 宜添加して調製することができる。- これら製剤の投与量としては、 当該抽出物換算で成人一人一 S当たり、 好まし くは 0. O l l O O OmgZk g体重、 より好ましくは 0. 1〜: L O OmgZ k g体重を 1回ないし数回に分けて投与することができる。  When used as a pharmaceutical, the dosage form is not particularly limited, and examples thereof include capsules, tablets, granules, injections, suppositories, and patches. In the formulation, other pharmaceutically acceptable formulation materials, such as excipients, disintegrants, lubricants, binders, antioxidants, coloring agents, anti-agglomeration agents, absorption enhancers, It can be prepared by appropriately adding a solubilizing agent, a stabilizer and the like. -The dosage of these preparations is preferably 0.1 O OO OO OmgZkg body weight, more preferably 0.1 ~: LO OmgZ kg body weight once or several times per adult per S in terms of the extract. It can be administered in divided doses.
医薬部外品として用いる場合は、 必要に応じて他の添加剤などを添カ卩して、 例 えば、 軟膏、 リニメント剤、 エアゾール剤、 クリーム、 石鹼、 洗顔料、 全身洗浄 料、 化粧水、 ローション、 入浴剤などに使用することができ、 局所的に用いるこ とができる。 発明を実施するための最良の形態  When used as a quasi-drug, add other additives as needed, for example, ointments, liniments, aerosols, creams, stones, facial cleansers, body wash, lotion It can be used for lotions, bath salts, etc., and can be used topically. BEST MODE FOR CARRYING OUT THE INVENTION
以下に、 実施例を挙げて本発明をさらに具体的に説明するが、 本発明はこれら の実施例に限定されるものではない。  Hereinafter, the present invention will be described more specifically with reference to examples, but the present invention is not limited to these examples.
(実施例 1 ) (Example 1)
山椒の粉末 (中国産の力ホクザンショゥの粉末:株式会社カネ力サンスパイス ) 2 gをエタノール (99. 5%) 10mlにて抽出 (室温 (25°C) 、 暗所、 1週間放置) し、 濾過、 濃縮乾固を行い、 山椒抽出物 345mgを得た。  Extract 2 g of Chinese pepper powder (Chinese power Hokuzansho powder: Kanerik Sun Spice Co., Ltd.) with 10 ml of ethanol (99.5%) (room temperature (25 ° C), dark place, leave for 1 week), After filtration and concentration to dryness, 345 mg of a pepper extract was obtained.
(比較例 1 ) (Comparative Example 1)
エタノール (99. 5%) の代わりに酢酸ェチルを用いる以外は実施例 1と同 様にして、 山椒抽出物 202m gを得た。 (比較例 2) 202 mg of a pepper extract was obtained in the same manner as in Example 1 except that ethyl acetate was used instead of ethanol (99.5%). (Comparative Example 2)
山椒の粉末の代わりに陳皮の粉末 (株式会社カネカサ を用いる以 外は実施例 1と同様にして、 陳皮抽出物 250 m gを得た (実施例 2)  Chen skin powder (250 mg) was obtained in the same manner as in Example 1 except that Kanekasa Co., Ltd. was used instead of the pepper powder (Example 2)
ヒ β 3アドレナリン受容体ァゴニスト活性 HI β 3 adrenergic receptor agonist activity
チャイニーズ.ハムスター卵巣由来の培養細胞 (CHO— K1細胞) に、 ヒト β 3アドレナリン受容体遺伝子の発現用プラスミドをリボフエタトァミン ΤΜ2 000 (I η V i t r o g e n社製のカチオン性脂質を用いた遺伝子導入用試薬 ) を用いてトランスフエクシヨンし、 ヒト 3アドレナリン受容体を発現してい る細胞 (以下、 j33ZCHO細胞と称す) を取得した。 測定群には /3 3ZCHO 細胞を用い、 対照群には CHO— K 1細胞を用いて、 下記の方法にて実施例 1、 比較例 1及び 2で得られた抽出物のヒ ト ]33アドレナリン受容体ァゴニス ト活性 を測定した。 In a cultured cell (CHO-K1 cell) derived from Chinese hamster ovary, a plasmid for expression of the human β3 adrenergic receptor gene was replaced with ribophenatoamine ΤΜ 2000 (a gene using cationic lipid manufactured by I η V itrogen). The cells were transfected using the transfection reagent) to obtain cells expressing the human 3 adrenergic receptor (hereinafter referred to as j33ZCHO cells). Using / 3 3ZCHO cells for the measurement group and CHO-K1 cells for the control group, the following methods were used to extract the humans of the extracts obtained in Example 1 and Comparative Examples 1 and 2.] 33 Adrenaline Receptor agonist activity was measured.
第 1日目 : 3/CHO細胞 (測定群) 又は CHO— K1細胞 (対照群) を 9 6穴培養プレートに 3 X 104 c e 1 1 s /w e 1 1となるように植え込み、 3 7 °C、 5 % C O 2条件下で約 24時間培養した。 培地には、 5 % F B S (ゥシ胎 児血清) を含む MD培地を用いた。 なお、 MD培地は、 MCDB 302 (S I G MA社製の基本合成培地) 5. 5 g/L, DMEM (G I B C O社製の D u 1 b e c c o ' s Mo d i f i e d E a g l e Me d i um) 4. 75 g/LN L—グルタミン (和光純薬工業社製) 0. 3 gZL、 重炭酸ナトリウム (G I B CO社製) 1. 27 gZLの組成で調製した。 Day 1: 3 / CHO cells (measurement group) or CHO-K1 cells (control group) were inoculated into a 96-well culture plate at 3 × 10 4 ce 11 s / we 11 and 37 ° C, and cultured for about 24 hours under 5% CO 2 conditions. The medium used was an MD medium containing 5% FBS (に は fetal serum). The MD medium was MCDB 302 (basic synthetic medium manufactured by SIG MA) 5.5 g / L, DMEM (Du 1 becco's Modified Eagle Medium manufactured by GIBCO) 4.75 g / L L N L-glutamine (manufactured by Wako Pure Chemical Industries, Ltd.) 0. 3 GZL, (manufactured by GIB CO, Ltd.) sodium bicarbonate 1. was prepared with the composition of 27 GZL.
第 2日目 : J33/CHO細胞 (測定群) 及ぴ CHO— K1細胞 (対照群) に!) CRE- 1 u c (S TRATAGENE社製) をリポフエクトァミン TM 200 0 (I n v i t r o g e n社製) を用いてトランスフエクションした。 その 6時 間後、 新たな培地に交換し、 ー晚培養した。 なお、 p CRE— 1 u cはサイタリ ック AMPレスポンス ■エレメント (CRE) にルシフェラーゼ (l u c) 遺伝 子を結合したレポーター ·プラスミドである。 Day 2: For J33 / CHO cells (measurement group) and CHO-K1 cells (control group)! CRE-1 uc (manufactured by STRATAGENE) and Lipofectamine 2000 (manufactured by Invitrogen) Was used for transfection. Six hours later, the medium was replaced with a fresh medium and cultured. P CRE-1 uc is a reporter plasmid in which the luciferase (luc) gene is linked to the element (CRE) of the cyclic AMP response.
第 3日目 :実施例 1、 比較例 1又は 2で得られた抽出物を含む培地に交換し、 6時間培養した。 上記抽出物を含む培地は、 上記抽出物をジメチルスルホキシド (DM SO) に溶解したものを、 培地に lZl 000容量添加して調製した。 無 処置対照には DMSOのみを、 陽性対照には上記抽出物の代わりに選択的 ]3 3ァ ドレナリン受容体ァゴニス トである BRL 37344 (TOCR I S社製) を用 いた。 細胞を C a、 Mg含有リン酸緩衝生理食塩水 (PB S+) で洗浄した後、 ルックライト TM (P a c k a r d社製のルシフェラーゼによる発光測定試薬) を添加し、 トップカウント TMマイクロプレートシンチレーション /ルミネッセ ンスカウンター (P a c k a r d社製) にてルシフェラーゼの発光強度を測定し た。 無処置対照のルシフェラーゼ発光強度に対する比をとり、 サンプルのルシフ エラーゼ比活性とした。 Day 3: Change to the medium containing the extract obtained in Example 1, Comparative Example 1 or 2, The cells were cultured for 6 hours. A medium containing the above extract was prepared by dissolving the above extract in dimethylsulfoxide (DMSO) and adding lZl 000 volumes to the medium. As an untreated control, only DMSO was used, and as a positive control, BRL 37344 (manufactured by TOCRIS), which is a selective 33-adrenergic receptor agonist, was used instead of the above extract. After washing the cells with phosphate buffered saline containing Ca and Mg (PBS +), Looklite (a reagent for measuring luminescence with Luciferase manufactured by Packard) is added, and TopCount microplate scintillation / luminescence is performed. The luminescence intensity of luciferase was measured with a counter (Packard). The ratio of the untreated control to the luciferase luminescence intensity was taken as the luciferase specific activity of the sample.
実施例 1、 比較例 1及 2で得た抽出物それぞれについて測定した結果を表 1 に示す。  Table 1 shows the measurement results of the extracts obtained in Example 1 and Comparative Examples 1 and 2.
Figure imgf000012_0001
Figure imgf000012_0001
. 平均土標準偏差 (η=4), * (pく 0.05) 陽性対照の BRL 37344では、 β 3ZCHO細胞 (測定群) において有意 にルシフェラーゼ比活性の上昇が認められたが、 CHO— K1細胞 (対照群) に おいてルシフェラーゼ比活性は変化しなかった。 つまり、 B R L 37344は、 ヒ ト 3アドレナリン受容体を介して細胞内サイタリック AMP濃度を上昇させ ルシフェラーゼを発現させていることから、 BRL 37344のヒ ト ]3 3ァドレ ナリン受容体ァゴニスト作用が確認された。 Mean soil standard deviation (η = 4), * (p × 0.05) In the positive control BRL 37344, β3ZCHO cells (measuring group) showed a significant increase in luciferase specific activity, but CHO-K1 cells ( Control group) Luciferase specific activity did not change. In other words, BRL 37344 increases the intracellular citral AMP concentration via human 3 adrenergic receptor and expresses luciferase, confirming the action of BRL 37344 on human] 33 adrenergic receptor agonism. Was.
実施例 1のェタノール抽出による山椒抽出物は、 陽性対照の BRL 37344 と同様に、 ヒト 3アドレナリン受容体ァゴニスト作用が認められた。 しかし、 比較例 1の酢酸ェチル抽出による山椒抽出物には、 ヒ ト 3ァドレナリン受容体 ァゴニスト作用が認められなかった。 一方、 比較例 2の陳皮エタノール抽出物に は、 ヒ ト /33ァドレナリン受容体ァゴニス ト作用が認められた。  As in the case of the positive control BRL 37344, the human pepper adrenergic receptor agonist effect was observed in the pepper extract extracted with ethanol in Example 1. However, the extract of ethyl pepper extracted with ethyl acetate in Comparative Example 1 did not show the action of human 3-adrenergic receptor agonist. On the other hand, the ethanol extract of skin skin of Comparative Example 2 was found to have a human / 33-adrenergic receptor agonist action.
(実施例 3 ) (Example 3)
ヒト 1、 ]3 2、 3アドレナリン受容体への結合活性  Human 1,] 3 2, 3 binding activity to adrenergic receptor
ヒト 1、 β 2、 3アドレナリン受容体それぞれに対する結合活性は、 R I 標識リガンドに対する結合阻害実験 (MDS P h a r ma S e r v i c e s 社:アツセィ No. 204010、 2041 10、 204200) により / 3 1、 β 2 β 3それぞれについて評価した。 実施例 1及び比較例 2で得た抽出物それ ぞれについて測定した結果を表 2に示す。 表 2  The binding activity to each of human 1, β2, and 3 adrenergic receptors was determined by a binding inhibition experiment for RI-labeled ligands (MDS Pharmaceuticals: Atssei No. 204010, 2041 10, 204200). Each of the three was evaluated. Table 2 shows the measurement results of the extracts obtained in Example 1 and Comparative Example 2. Table 2
Figure imgf000013_0001
Figure imgf000013_0001
(2回の平均) 実施例 1の山椒抽出物は、 ヒ ト J3 1及び ]32アドレナリン受容体にはほとんど 結合阻害が認められず、 ヒト |3 3アドレナリン受容体に対してのみ結合阻害が認 められたことから、 ヒ ト ]3 3アドレナリン受容体に対して選択的に結合すること が示された。 つまり、 実施例 1の山椒抽出物はヒト ]3 3ァドレナリン受容体に対 して選択的にァゴニスト作用を示すことが判明した。 (Average of duplicates) The pepper extract of Example 1 showed almost no inhibition of binding to human J31 and] 32 adrenergic receptors, and only a binding inhibition to human | 33 adrenergic receptor. Thus, it was shown to selectively bind to the human] 33 adrenergic receptor. That is, the pepper extract of Example 1 binds to the human] 33 adrenergic receptor. It has been found that they selectively exhibit agonist action.
一方、 比較例 2の陳皮抽出物は、 ヒ ト /32及び /3 3アドレナリン受容体に対し て結合阻害が認められたことから、 ヒ ト 1アドレナリン受容体にはほとんど結 合しないが、 ヒト J32及び 3アドレナリン受容体に同程度結合することが示さ れた。 つまり、 比較例 2の陳皮抽出物は選択的ヒ ト 3アドレナリン受容体ァゴ ニストではないことが示唆された。  On the other hand, the skin extract of Comparative Example 2 showed almost no binding to the human 1-adrenergic receptor because binding inhibition was observed for the human / 32 and / 33 adrenergic receptors, but the human J32 And 3 bind to the adrenergic receptor to the same extent. That is, it was suggested that the skin extract of Comparative Example 2 was not a selective human 3 adrenergic receptor agonist.
(実施例 4) (Example 4)
山椒の粉末 (中国産の力ホクザンショゥの粉末:株式会社カネ力サンスパイス ) 5 gをそれぞれ 25 m 1のエタノール (99. 5 %) 、 水で希釈した 70%ェ タノール、 35%エタノール、 17. 5%エタノールにて抽出 (室温、 喑所、 1 週間放置) した。 濾過後、 濃縮乾固及び Z又は凍結乾燥を行い、 それぞれ 0. 7 5 g、 1. 14 g、 1. 04 g、 0. 75 gの抽出物を得た。  Chinese pepper powder (China power powder): 5 g each of 25 ml ethanol (99.5%), 70% ethanol, 35% ethanol, diluted with water 17. Extraction was performed with 5% ethanol (room temperature, place, left for 1 week). After filtration, the mixture was concentrated to dryness and Z or freeze-dried to obtain 0.75 g, 1.14 g, 1.04 g, and 0.75 g of extracts, respectively.
これらの抽出物のヒト β 3アドレナリン受容体ァゴニスト活性を、 実施例 2の 方法にて測定した。 その結果を表 3に示す。 表 3  The human β3 adrenergic receptor agonist activity of these extracts was measured by the method of Example 2. The results are shown in Table 3. Table 3
Figure imgf000014_0001
Figure imgf000014_0001
平均土標準偏差 (η=4), *(ρく 0.05) 抽出溶媒が、 1 7 . 5 %〜9 9 . 5 %エタノールのいずれであっても、 得られ た山椒抽出物にはヒト /3 3アドレナリン受容体ァゴニスト活性が認められた。 特 に、 7 0 %エタノールによる抽出物に最も高い活性が認められた。 Average soil standard deviation ( η = 4), * (ρ-0.05) Regardless of whether the extraction solvent was 17.5% to 99.5% ethanol, the obtained human pepper extract showed human / 33 adrenergic receptor agonist activity. In particular, the extract with 70% ethanol showed the highest activity.
(実施例 5 ) (Example 5)
実施例 4と同様にして得た 7 0 %エタノールの山椒抽出物を 4 0重量部、 カル ポキシメチルセルロース 'ナトリウムを 3 0重量部、 結晶セルロースを 2 0重量 部、 ビタミン Cを 1 0重量部の組成で混合、 粉碎し、 ゼラチン製カプセルに充填 して、 山椒抽出物を含有する飲食用カプセル剤を調製した。 産業上の利用可能性  40 parts by weight of a 70% ethanolic pepper extract obtained in the same manner as in Example 4, 30 parts by weight of carboxymethylcellulose sodium, 20 parts by weight of crystalline cellulose, and 10 parts by weight of vitamin C The composition was mixed, ground, and filled into gelatin capsules to prepare a capsule for eating and drinking containing the pepper extract. Industrial applicability
本発明によれば、 安全な食品素材由来である選択的ヒト P 3アドレナリン受容 体ァゴ-スト剤、 及び、 これを含有することを特徴とする肥満、 肥満症、 糖尿病、 高脂血症、 高血圧症、 痛風などの生活習慣病の予防及び/又は改善剤を得ること ができる。  According to the present invention, a selective human P3 adrenergic receptor agonist derived from a safe food material, and obesity, obesity, diabetes, hyperlipidemia, comprising An agent for preventing and / or improving lifestyle-related diseases such as hypertension and gout can be obtained.

Claims

請求の範囲 The scope of the claims
1 . 水溶性有機溶媒からなる抽出溶媒により抽出して得られる山椒抽出物を有 効成分とする選択的ヒ ト β 3アドレナリン受容体ァゴエスト剤。 1. A selective human β3 adrenergic receptor agonist comprising, as an active ingredient, a pepper extract obtained by extraction with an extraction solvent comprising a water-soluble organic solvent.
2 . 抽出溶媒が 6 0 %以上の水溶性有機溶媒である、 請求の範囲第 1項記載の 選択的ヒト J3 3アドレナリン受容体ァゴニスト剤。 2. The selective human J33 adrenergic receptor agonist according to claim 1, wherein the extraction solvent is a 60% or more water-soluble organic solvent.
3 . 抽出溶媒が 7 0 %以上の水溶性有機溶媒である、 請求の範囲第 2項記載の 選択的ヒト β 3アドレナリン受容体ァゴニスト剤。 3. The selective human β3 adrenergic receptor agonist according to claim 2, wherein the extraction solvent is a water-soluble organic solvent of 70% or more.
4 . 水溶性有機溶媒が炭素数 1〜 3の低級アルコール又はァセトンである、 請 求の範囲第 1〜 3項のいずれか 1項記載の選択的ヒト ] 3 3アドレナリン受容体ァ ゴニスト剤。 4. The selective human] 33 adrenergic receptor agonist according to any one of claims 1 to 3, wherein the water-soluble organic solvent is a lower alcohol having 1 to 3 carbon atoms or acetone.
5 . 水溶性有機溶媒がエタノールである、 請求の範囲第 1 ~ 4項のいずれか 1 項記載の選択的ヒ ト β 3アドレナリン受容体ァゴニスト剤。 5. The selective human β3 adrenergic receptor agonist according to any one of claims 1 to 4, wherein the water-soluble organic solvent is ethanol.
6 . 山椒抽出物がカホクザンショウ (Z a n t h ο X y 1 u m b u n g e a n u m M a x i m. :カショウ、 花椒、 紅花椒) から抽出して得られた抽出物 である、 請求の範囲第 1〜 5項のいずれか 1項記載の選択的ヒト ]3 3アドレナリ ン受容体ァゴニスト剤。 6. The extract of claims 1 to 5, wherein the pepper extract is an extract obtained from Zanthο Xy 1 umbungeanum M axi m .: pepper, pepper, safflower pepper. 3. The selective human according to any one of [1] to [33], an adrenergic receptor agonist.
7 . 請求の範囲第 1〜 6項のいずれか 1項記載の選択的ヒト 3アドレナリン 受容体ァゴニスト剤を含有することを特徴とする、 生活習慣病の予防及び/又は 7. The method according to any one of claims 1 to 6, characterized in that it contains a selective human 3 adrenergic receptor agonist agent, preventing and / or preventing lifestyle-related diseases.
8 . 生活習慣病が肥満、 肥満症、 糖尿病、 高脂血症、 高血圧症及び痛風からな る群より選ばれる少なくとも 1つの疾患である、 請求の範囲第 7項記載の生活習 慣病の予防及び/又は改善剤。 8. The lifestyle according to claim 7, wherein the lifestyle-related disease is at least one disease selected from the group consisting of obesity, obesity, diabetes, hyperlipidemia, hypertension, and gout. An agent for preventing and / or ameliorating a common disease.
9 . 請求の範囲第 1〜 6項のいずれか 1項記載の選択的ヒト 3アドレナリン 受容体ァゴニスト剤を含有することを特徴とする、 高体脂肪率、 高血糖、 高イン スリン血症、 高コレステロール血症、 高トリグリセリ ド血症、 高血圧及び高尿酸 血症からなる群より選ばれる少なくとも 1つの症状の予防及びノ又は改善剤。 9. It comprises the selective human 3 adrenergic receptor agonist according to any one of claims 1 to 6, characterized by high body fat percentage, hyperglycemia, hyperinsulinemia, An agent for preventing and / or ameliorating at least one symptom selected from the group consisting of cholesterolemia, hypertriglyceridemia, hypertension and hyperuricemia.
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