JPH02286620A - Antihypertensive agent - Google Patents

Antihypertensive agent

Info

Publication number
JPH02286620A
JPH02286620A JP1108107A JP10810789A JPH02286620A JP H02286620 A JPH02286620 A JP H02286620A JP 1108107 A JP1108107 A JP 1108107A JP 10810789 A JP10810789 A JP 10810789A JP H02286620 A JPH02286620 A JP H02286620A
Authority
JP
Japan
Prior art keywords
complex polysaccharide
extract
active ingredient
water
tea
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
JP1108107A
Other languages
Japanese (ja)
Inventor
Masao Mori
政雄 森
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
RIIDE CHEM KK
Lead Chemical Co Ltd
Original Assignee
RIIDE CHEM KK
Lead Chemical Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by RIIDE CHEM KK, Lead Chemical Co Ltd filed Critical RIIDE CHEM KK
Priority to JP1108107A priority Critical patent/JPH02286620A/en
Publication of JPH02286620A publication Critical patent/JPH02286620A/en
Pending legal-status Critical Current

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  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Medicines Containing Plant Substances (AREA)

Abstract

PURPOSE:To provide the subject excellent preparation active to the therapy of hypertension without affecting human bodies and having low toxicity and no side effect by containing a complex polysaccharide comprising L-arabinose, D-ribose and D-glucose as main constituting saccharides as an active ingredient. CONSTITUTION:An antihypertensive agent contains as an active ingredient a complex polysaccharide having a molecular weight of approximately 40000, containing L-arabinose, D-ribose and D-glucose as main constituting saccharides and further containing D-mannose and D-sorbose or an extract containing the complex polysaccharide. The complex polysaccharide is prepared by extracting coase tea or green tea with water or by extracting the water extract with an organic solvent. The water extraction is performed by dispersing the coase tea or green tea in water at 0-80 deg.C, stirring the dispersion for approximately 10min and subsequently filtering the stirred dispersion. The antihypertensive agent is employed after the active ingredient or a mixture thereof with any other active ingredient is shaped together with a carrier into a preparation.

Description

【発明の詳細な説明】 (産業上の利用分野) 本発明は複合多糖類を有効成分とする抗高脂血症用剤に
関するものである。
DETAILED DESCRIPTION OF THE INVENTION (Industrial Field of Application) The present invention relates to an antihyperlipidemic agent containing a complex polysaccharide as an active ingredient.

(従来の技術) 近年、ウーロン茶に脂質代謝改善作用があることが報告
されており、その活性成分はエビカテキンガレートまた
はエピガロカテキンガレートとされている(特開昭62
−30711号公報)また本発明者は先に、番茶または
煎茶の水抽出液の有機溶媒処理により、分子量が約4万
であって、Lアラビノース(L −arabinose
 )D−リボース(D −ribose) 、 D−グ
ルコース(p −glucose )を主要構成糖とす
る分子量が約4万の複合多糖類の分離、精製に成功し、
該複合多糖類乃至該複合多糖類を含む抽出エキスが、血
糖降下剤、糖尿病予防薬、機能性食品、健康食品として
有用なものであることを見出した(特開昭63−308
001号公報)。
(Prior art) In recent years, it has been reported that oolong tea has a lipid metabolism improving effect, and its active ingredient is said to be shrimp catechin gallate or epigallocatechin gallate (Japanese Patent Laid-open No. 62
In addition, the present inventors have previously discovered that by treating an aqueous extract of bancha or sencha with an organic solvent, L-arabinose having a molecular weight of about 40,000,
) Succeeded in the separation and purification of a complex polysaccharide with a molecular weight of approximately 40,000, whose main constituent sugars are D-ribose (D-ribose) and D-glucose (p-glucose).
It has been found that the complex polysaccharide or the extract containing the complex polysaccharide is useful as a hypoglycemic agent, a diabetes preventive drug, a functional food, and a health food (Japanese Patent Laid-Open No. 63-308
001).

更に、茶菓から有機溶媒による抽出、精製の欠点を解決
し、分子量約4万の複合多糖類を工業的に有効に分離、
精製する方法として限外濾過による方法を確立した(特
願昭63−134633号)。
Furthermore, we solved the drawbacks of extraction and purification using organic solvents from tea confections, and industrially effectively separated complex polysaccharides with a molecular weight of approximately 40,000.
As a purification method, an ultrafiltration method was established (Japanese Patent Application No. 134633/1983).

(発明が解決しようとする課題) 本発明は、毒性が極めて低く、副作用のない安全性に優
れた抗高脂血症用剤を提供することを課題とする。
(Problems to be Solved by the Invention) An object of the present invention is to provide an antihyperlipidemic agent that has extremely low toxicity and is free from side effects and excellent in safety.

(課題を解決するための手段) 前記した複合多糖類は、日常飲用に供されている茶菓か
らの抽出物であるため、毒性が低く、副作用のない極め
て安全性に優れた物質であるが、木発明者は該複合多糖
類について更に研究を重ねた結果、該複合多糖類に脂質
代謝改善作用のあることを確認し本発明を完成するに至
った。
(Means for Solving the Problems) The complex polysaccharides described above are extracts from tea confections that are consumed on a daily basis, so they are extremely safe substances with low toxicity and no side effects. As a result of further research on the complex polysaccharide, the inventor of the tree discovered that the complex polysaccharide has a lipid metabolism improving effect, and completed the present invention.

前記特開昭62−30711号公報に開示された活性成
分は、カテキン等のタンニンであるが、本発明の抗高脂
血症用剤の有効成分は、L−アラビノース、D−リボー
ス及びD−グルコースを主要構成糖とし、それ以外にD
−マン7−ス(D −kmannO8e )及びD−ソ
ルボース(5orbose )を含む複合多糖類である
The active ingredients disclosed in JP-A-62-30711 are tannins such as catechin, but the active ingredients of the antihyperlipidemic agent of the present invention are L-arabinose, D-ribose, and D- Glucose is the main constituent sugar, and D
It is a complex polysaccharide containing -man7-ose (D-kmannO8e) and D-sorbose (5orbose).

本発明の複合多糖類は、特開昭63−308001号公
報に開示された番茶または煎茶の水抽出および水抽出物
の有機溶媒処理により得られる。水抽出は茶菓を0〜8
0℃の水に分散遇 し、約10分間へ度撹拌し、濾過することにより実施さ
れる。濾液は必要に応じて凍結乾燥して乾燥エキスとさ
れる。乾燥エキスは次いで蒸溜水に懸濁させ、有機溶剤
にて処理される。該有機溶剤による処理は、エチルエー
テル、酢酸エチル、ブタノールで順次処理するのが好ま
しい。カフェインは最初のエチルエーテル処理により除
かれ、またタンニンの一部、その他の不純物は酢酸エチ
ル、ブタノール処理により除かれる。有機溶剤処理後の
水層は、次いで凍結乾燥して乾燥エキスを得る。
The complex polysaccharide of the present invention is obtained by water extraction of bancha or sencha and treatment of the water extract with an organic solvent as disclosed in JP-A-63-308001. For water extraction, tea sweets are 0 to 8.
This is carried out by dispersing in water at 0°C, stirring for about 10 minutes, and filtering. The filtrate is freeze-dried to obtain a dry extract, if necessary. The dried extract is then suspended in distilled water and treated with an organic solvent. The treatment with the organic solvent is preferably performed sequentially with ethyl ether, ethyl acetate, and butanol. Caffeine is removed by an initial treatment with ethyl ether, and some tannins and other impurities are removed by treatment with ethyl acetate and butanol. The aqueous layer after organic solvent treatment is then freeze-dried to obtain a dry extract.

この乾燥エキスは本発明の複合多糖類を含有し脂質代謝
改善作用を示すことから、抗高脂血症用剤として製剤化
することができる。
Since this dried extract contains the complex polysaccharide of the present invention and exhibits a lipid metabolism improving effect, it can be formulated as an antihyperlipidemic agent.

次に上記乾燥エキスを水に溶解し、セロファす ンチューブ等を用いて蒸溜水中で透析蓼中、る。Next, dissolve the above dried extract in water and Dialyze in distilled water using a tube, etc.

透析内液の凍結乾燥エキスは、L−アラビノース、D−
リボース、D−グルコース、D−マンノース、及びD−
ソルボースを含んでいる。この乾燥エキスもまた抗高脂
血症用剤として製剤化することができる。
The lyophilized extract of the dialysis fluid contains L-arabinose, D-
Ribose, D-glucose, D-mannose, and D-
Contains sorbose. This dried extract can also be formulated as an antihyperlipidemic agent.

更に、上記透析内液乾燥エキスを水に懸濁させ、遠心分
離後上澄液をゲル濾過法により精製することにより純粋
の複合多糖類が得られ、このものも抗高脂血症用剤とし
て製剤化することができる。
Furthermore, pure complex polysaccharides can be obtained by suspending the above-mentioned dialysis fluid dry extract in water and purifying the supernatant after centrifugation by gel filtration, which can also be used as an antihyperlipidemic agent. It can be formulated into a formulation.

本発明の複合多糖類は、また特願昭63−134633
号に開示された番茶または煎茶の水抽出液の限外濾過に
よる分画により得られる。
The complex polysaccharide of the present invention is also disclosed in Japanese Patent Application No. 63-134633.
It is obtained by fractionating an aqueous extract of bancha or sencha by ultrafiltration as disclosed in No.

この方法は、茶菓の水抽出液を、まず分画分子量が5X
10’〜10 X 10’の限外濾過膜を用いて濾過し
、抽出液中の葉緑素、蛋白質等の分子量が5 X 10
’〜10 X 10’以上の高分子及び繊維状物質など
を除去する0次いで得られた透過液を分画分子量8 X
 103〜I X 104の限外濾過膜を用いて濾過を
行う、この処理により、抽出エキス中のカフェイン、タ
ンニン類、その他の低分子物質が限外濾過膜を通して透
過除去されるが同時に溶媒である水も除去されるので抽
出エキスの濃縮が行なわれ複合多糖類の濃縮液かえられ
る。この濃縮エキスは抗高脂血症用剤として製剤化する
ことができるものであるが、これを凍結乾燥した乾燥エ
キスあるいはこの乾燥エキスを水に溶解して透析等の手
段により精製した複合多糖類も、また抗高脂血症用剤と
して製剤化することができる。
In this method, the water extract of tea confectionery is first extracted with a molecular weight cut-off of 5X.
Filter using a 10' to 10 x 10' ultrafiltration membrane to ensure that the molecular weight of chlorophyll, protein, etc. in the extract is 5 x 10
0 to remove polymers and fibrous substances with a molecular weight cutoff of 8
Filtration is performed using an ultrafiltration membrane of No. 103 to I Since some water is also removed, the extracted extract is concentrated and the complex polysaccharide concentrate is replaced. This concentrated extract can be formulated as an antihyperlipidemic agent, but it can be prepared as a dry extract obtained by freeze-drying it or as a complex polysaccharide obtained by dissolving this dried extract in water and purifying it by means such as dialysis. It can also be formulated as an antihyperlipidemic agent.

本発明の抗高脂血症用剤は複合多糖類単体または他の有
効成分との混合物或いは製薬学的に許容しうる担体との
組成物の形で使用される。
The antihyperlipidemic agent of the present invention is used in the form of a complex polysaccharide alone, a mixture with other active ingredients, or a composition with a pharmaceutically acceptable carrier.

投与方法及び投与剤形としては、散剤、顆粒剤錠剤、カ
プセル剤、内服液、注射剤及び腹腔内投与が可能である
。また複合多糖類は高脂血症予防のための機能性食品及
び健康食品としても利用することができる。
The administration methods and dosage forms include powders, granules, capsules, oral solutions, injections, and intraperitoneal administration. Complex polysaccharides can also be used as functional foods and health foods for preventing hyperlipidemia.

(実施例) む  エキス 番茶20kgを水280文に分散し、80℃で15分間
攪拌後、濾過し、濾液を減圧濃縮し、8B4iLとした
(Example) 20 kg of bancha extract was dispersed in 280 g of water, stirred at 80° C. for 15 minutes, filtered, and the filtrate was concentrated under reduced pressure to make 8B4iL.

この抽出エキスを、まず分両分子量5X10’の膜(膜
面積1.0 m’)を用い、100〜1701/m’h
rの透過速度で処理し、抽出エキス865Lを8交び限
外濾過した後、蒸溜水16文を加え、さらに2文まで限
外濾過を行った。次に、分画分子量1×10の!lI!
(膜面積1.0 rrf)を用い、30〜70見/ゴh
rの透過速度で透過液100文を8文まで濃縮し、更に
蒸溜水23文を加え濃縮をくり返し、分画分子量1〜5
 X 10’の番茶抽出エキス2.5文を得た。
This extracted extract was first mixed at 100 to 1701/m'h using a membrane with a molecular weight of 5 x 10' (membrane area 1.0 m').
After processing at a permeation rate of r, 865 L of the extracted extract was ultrafiltered through 8 crosses, 16 liters of distilled water was added, and ultrafiltration was further performed up to 2 liters. Next, the molecular weight cutoff is 1×10! lI!
(membrane area 1.0 rrf), 30 to 70 views/goh
Concentrate 100 grams of permeate to 8 grams at a permeation rate of
2.5 sentences of bancha extract of X 10' were obtained.

オリーブ     怖 ラ トに  る5〜6週令のウ
ィスター系雄性ラットに、20 m l / k gの
オリーブ油を経口投与することにより、高脂血症ラット
を得る。試料投与群はオリーブ油の経口投与2時間前に
腹腔内(10(1,400mg/kg)又は経o (1
000m g/kg)投与を行った。
Hyperlipidemic rats are obtained by orally administering 20 ml/kg of olive oil to 5- to 6-week-old male Wistar rats. The sample administration group received intraperitoneal (10 (1,400 mg/kg)) or oral o (1) 2 hours before oral administration of olive oil.
000 mg/kg) was administered.

採血はオリーブ油の投与4時間後にエーテル麻酔下で心
採血し、血漿中の各脂質濃度を測定した。総コレステロ
ール濃度は CholesterolCIT −Te5
t  WAKO,HDL−:11/ステロ一ル濃度はH
D L −Cholesterol −Te5tWAK
O,中性脂肪濃度はTriglyceride  G 
−Test  WAKOを用いて測定した。その結果を
表1に示す。いずれも1群6匹を使用した。
Blood was collected from the heart under ether anesthesia 4 hours after the administration of olive oil, and the concentration of each lipid in the plasma was measured. Total cholesterol concentration is CholesterolCIT-Te5
t WAKO, HDL-:11/sterol concentration is H
D L -Cholesterol-Te5tWAK
O, triglyceride concentration is Triglyceride G
- Measured using Test WAKO. The results are shown in Table 1. In each case, 6 animals were used per group.

オリーブ油投与群では、正常ラットに比較して、総コレ
ステロール、中性脂肪濃度は極めて高い値を示したが、
本発明の複合多糖類エキス投与群では、腹腔内投与群、
経口投与群とも総コレステロール、中性脂肪の有意な低
下が認められた。また、HDLコレステロール濃度は、
オリーブ油投与群では、正常ラット(対照群)に比較し
て減少する傾向を示したのに対して、本発明の複合多糖
類エキス投与群では、腹腔内投与群、経口投与群とも増
加する傾向が認められた。
In the olive oil administration group, total cholesterol and triglyceride concentrations were extremely high compared to normal rats;
In the complex polysaccharide extract administration group of the present invention, the intraperitoneal administration group,
A significant decrease in total cholesterol and triglyceride was observed in both oral administration groups. In addition, HDL cholesterol concentration is
The group administered with olive oil showed a tendency to decrease compared to normal rats (control group), whereas the group administered with the complex polysaccharide extract of the present invention showed a tendency to increase in both the intraperitoneal administration group and the oral administration group. Admitted.

オリーブ 単位mg/+1 (発明の効果) 本発明の複合多糖類およびそれを含む抽出エキスを有効
成分とする抗高脂血症用剤は高脂血症の治療に有効であ
り、かつ、日常飲用に供されている茶菓からの抽出物で
あるから長期の連用に於ても人体に何等の悪影響も与え
ないものである。
Olive unit mg/+1 (Effect of the invention) The antihyperlipidemic agent of the present invention containing the complex polysaccharide and extract containing the same as an active ingredient is effective in the treatment of hyperlipidemia, and is suitable for daily drinking. Since it is an extract from tea confectionery served in Japan, it does not have any adverse effects on the human body even when used over a long period of time.

特許出願人  リードケミカル株式会社(ほか2名)Patent applicant: Lead Chemical Co., Ltd. (and 2 others)

Claims (2)

【特許請求の範囲】[Claims] (1)分子量が約4万であって、L−アラビノースD−
リボース及びD−グルコースを主要構成糖とする複合多
糖類を有効成分とする抗高脂血症用剤。
(1) The molecular weight is about 40,000, and L-arabinose D-
An antihyperlipidemic agent containing a complex polysaccharide whose main constituent sugars are ribose and D-glucose as an active ingredient.
(2)番茶または煎茶の水抽出液の限外濾過により得ら
れる請求項1記載の複合多糖類を含む抽出エキスを有効
成分とする抗高脂血症用剤。
(2) An antihyperlipidemic agent containing as an active ingredient an extract containing the complex polysaccharide according to claim 1 obtained by ultrafiltration of an aqueous extract of bancha or sencha.
JP1108107A 1989-04-27 1989-04-27 Antihypertensive agent Pending JPH02286620A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1108107A JPH02286620A (en) 1989-04-27 1989-04-27 Antihypertensive agent

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1108107A JPH02286620A (en) 1989-04-27 1989-04-27 Antihypertensive agent

Publications (1)

Publication Number Publication Date
JPH02286620A true JPH02286620A (en) 1990-11-26

Family

ID=14476066

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1108107A Pending JPH02286620A (en) 1989-04-27 1989-04-27 Antihypertensive agent

Country Status (1)

Country Link
JP (1) JPH02286620A (en)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04352726A (en) * 1990-08-17 1992-12-07 Nikko Kyodo Co Ltd Arterial sclerosis-preventing agent and functional food having arterial sclerosis-preventing activity
WO1999066941A1 (en) * 1998-06-23 1999-12-29 Ahmad Abdallah Shehadeh Herbal extract composition and method with immune-boosting capability
JP2002080362A (en) * 2000-06-21 2002-03-19 Kao Corp Ppar-dependent gene transcription activator
EP1313488A1 (en) * 2000-07-28 2003-05-28 Bioenergy Inc. Compositions and methods for improving cardiovascular function
WO2004063369A1 (en) 2003-01-10 2004-07-29 Kagawa University Gene sequence of l-rhamnose isomerase having new catalytic function and use thereof
US7553817B2 (en) 1999-04-12 2009-06-30 Bioenergy, Inc. Methods for improving cardiac function
US10821123B2 (en) 2016-02-01 2020-11-03 Bioenergy Life Science, Inc. Use of ribose for treatment of subjects having congestive heart failure

Cited By (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04352726A (en) * 1990-08-17 1992-12-07 Nikko Kyodo Co Ltd Arterial sclerosis-preventing agent and functional food having arterial sclerosis-preventing activity
WO1999066941A1 (en) * 1998-06-23 1999-12-29 Ahmad Abdallah Shehadeh Herbal extract composition and method with immune-boosting capability
US6030622A (en) * 1998-06-23 2000-02-29 Shehadeh; Ahmad Abdallah Herbal extract composition and method with immune-boosting capability
US7553817B2 (en) 1999-04-12 2009-06-30 Bioenergy, Inc. Methods for improving cardiac function
JP2002080362A (en) * 2000-06-21 2002-03-19 Kao Corp Ppar-dependent gene transcription activator
JP4719372B2 (en) * 2000-06-21 2011-07-06 花王株式会社 PPAR-dependent gene transcription activator
EP1313488A4 (en) * 2000-07-28 2005-11-30 Bioenergy Inc Compositions and methods for improving cardiovascular function
EP1313488A1 (en) * 2000-07-28 2003-05-28 Bioenergy Inc. Compositions and methods for improving cardiovascular function
US9572882B2 (en) 2000-07-28 2017-02-21 Ribocor, Inc. Compositions and methods for improving cardiovascular function
WO2004063369A1 (en) 2003-01-10 2004-07-29 Kagawa University Gene sequence of l-rhamnose isomerase having new catalytic function and use thereof
US7205141B2 (en) 2003-01-10 2007-04-17 National University Corporation Kagawa University Gene sequence of L-rhamnose isomerase having new catalytic function and use thereof
US7501267B2 (en) 2003-01-10 2009-03-10 Rare Sugar Production Technical Research Laboratories, Llc Gene sequence of L-rhamnose isomerase having new catalytic function and use thereof
US10821123B2 (en) 2016-02-01 2020-11-03 Bioenergy Life Science, Inc. Use of ribose for treatment of subjects having congestive heart failure

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