WO2006006608A1 - ステロールの5-エン-3-オン体又は3,6-ジオン体の製造方法、脂質代謝改善剤、飲食品及び動物用飼料の製造方法、並びに分析方法 - Google Patents
ステロールの5-エン-3-オン体又は3,6-ジオン体の製造方法、脂質代謝改善剤、飲食品及び動物用飼料の製造方法、並びに分析方法 Download PDFInfo
- Publication number
- WO2006006608A1 WO2006006608A1 PCT/JP2005/012869 JP2005012869W WO2006006608A1 WO 2006006608 A1 WO2006006608 A1 WO 2006006608A1 JP 2005012869 W JP2005012869 W JP 2005012869W WO 2006006608 A1 WO2006006608 A1 WO 2006006608A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- sterol
- dione
- ene
- producing
- cholesterol oxidase
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12P—FERMENTATION OR ENZYME-USING PROCESSES TO SYNTHESISE A DESIRED CHEMICAL COMPOUND OR COMPOSITION OR TO SEPARATE OPTICAL ISOMERS FROM A RACEMIC MIXTURE
- C12P33/00—Preparation of steroids
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P3/00—Drugs for disorders of the metabolism
- A61P3/04—Anorexiants; Antiobesity agents
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P3/00—Drugs for disorders of the metabolism
- A61P3/06—Antihyperlipidemics
-
- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12P—FERMENTATION OR ENZYME-USING PROCESSES TO SYNTHESISE A DESIRED CHEMICAL COMPOUND OR COMPOSITION OR TO SEPARATE OPTICAL ISOMERS FROM A RACEMIC MIXTURE
- C12P33/00—Preparation of steroids
- C12P33/12—Acting on D ring
- C12P33/16—Acting at 17 position
Definitions
- the present invention relates to a method for producing a sterol 5-en-3-one or 3,6-dione, a lipid metabolism-improving agent, food and drink, animal feed, and an analysis method. More specifically, the present invention relates to a production method capable of synthesizing a sterol 5-ene 3-one body or a 3,6-dione body excellent in physiological effects such as anti-obesity and lipid metabolism improvement in a high yield, And a method for producing a lipid metabolism-improving agent, food and drink, and animal feed containing 5-ster-3-one or 3,6-dione form of the sterol, and 5-ster-3-one form of sterol and 3, 6 —It relates to an analysis method capable of analyzing dione bodies simultaneously and efficiently.
- Patent Document 1 discloses an anti-obesity agent and a lipid metabolism improving agent containing 24 alkylcholestane 1-one or 24-alkylcholesten 3one as active ingredients.
- Patent Document 2 listed below discloses an anti-obesity agent and a lipid metabolism-improving agent containing 24-methylcholesten-3-one, which is a 5-en-3-one sterol, as an active ingredient. Furthermore, compared to the 4-en-3-one form of sterol, the 5-en-3-one form and the 3,6-dione form have superior anti-obesity and lipid metabolism-improving effects.
- Patent Document 2 discloses an anti-obesity agent and a lipid metabolism improving agent containing 24 alkylcholestane 1-one or 24-alkylcholesten 3one as active ingredients.
- Patent Document 2 listed below discloses an anti-obesity agent and a lipid metabolism-improving agent containing 24-methylcholesten-3-one, which is a 5-en-3-one sterol, as
- Non-Patent Document 1 discloses that cholesterol or a derivative thereof can be used as a substrate, and cholesterol 4-en-3-one can be obtained by the enzyme cholesterol oxidase. Yes.
- 5-ene 3-one isomer is obtained from the substrate cholesterol or its derivative by acid reaction, and then rapidly undergoes isomeric reaction to form 4-en-3-one isomer.
- the following Non-Patent Document 2 includes an aqueous layer Z organic solvent. In this two-layer system, a method for biologically converting cholesterol from cholesterol 4-en-3-one using a microorganism having the property of producing cholesterol oxidase (Alsulactor) is described.
- Patent Document 1 Japanese Patent Laid-Open No. 11 193296
- Patent Document 2 Japanese Patent Laid-Open No. 2001-240544
- Non-Patent Document 1 “Bioscience and Industry” Vol. 57 No. 7 ('99) 464— 4 67
- Non-Patent Document 2 “Enzyme and Microbial Technology J 1996, Vol. 18: 184 189,
- Non-Patent Document 1 merely describes biologically obtaining a 4-en-3-one isomer, and the yield of the 5-en-3-one isomer in the biological synthesis method is described.
- Non-Patent Documents 1 and 2 do not disclose the biological synthesis of 3,6 diones. Therefore, it has been desired to develop a method for producing a sterol 5-ene-3-one body and a method for producing a 3,6-dione body, which are superior in productivity to conventional methods.
- the present invention has been made in view of the above-described situation, and yields a 5-ster-3-one or 3,6-dione sterol having excellent physiological effects such as anti-obesity and lipid metabolism improvement. And a method for producing a lipid metabolism-improving agent, food / beverage product and animal feed containing the 5-ster-3-one or 3,6-dione form of the sterol, and a method for producing sterol.
- the object is to provide an analytical method that can analyze 5-en 3-one and 3,6-dione simultaneously and efficiently.
- sterol and its two-layer solvent comprising a hydrocarbon solvent layer such as alkane and an aqueous layer.
- a hydrocarbon solvent layer such as alkane
- a sterol 5-ene 3-one or 3,6-dione isomer By culturing a microorganism exhibiting cholesterol oxidase activity or cholesterol oxidase activity using the derivative as a substrate, it is possible to obtain a sterol 5-ene 3-one or 3,6-dione isomer at a higher yield than before.
- the inventors have found that the present invention can be accomplished and have completed the present invention.
- the present invention was completed by finding that the simultaneous separation and quantification of sterol 5-ene-3-one and 3,6-dione isomers by the HPLC method.
- the present invention is as follows.
- a sterol characterized by containing a sterol or a derivative thereof in a two-layer solution composed of a water layer composed of a cholesterol oxidase-containing liquid and a hydrocarbon solvent layer composed of a hydrocarbon solvent.
- the microorganism is one or two bacteria belonging to the genus Arthrobacter, the genus Streptomyces, the genus Brevibacteriumu, the genus Rhodococcus, and the genus Batisul.
- a method for producing a lipid metabolism-improving agent comprising a sterol 5-en-3-one or 3,6-dione isomer obtained by the method described in [1] above.
- a sterol 5-ene-3-one or 3 obtained by the method described in [1] above , 6-Dione body is contained, The manufacturing method of the animal feed characterized by the above-mentioned.
- [7] Mixing acetonitrile and isopropyl alcohol on a volume basis at a ratio of (3-5) / (5-7), using the mixture as the mobile phase, the sterol 5-
- a sterol is characterized by the simultaneous separation and quantification of 3-one and 3,6-dione.
- the method for producing a sterol 5-ene 3-one or 3,6-dione isomer of the present invention comprises the above-described configuration, thereby providing a 5-ster sterol excellent in physiological action such as anti-obesity and lipid metabolism improvement.
- a 3-one or 3,6-dione isomer can be obtained in a higher yield than before.
- the method for producing a lipid metabolism improving agent, food and drink, and animal feed of the present invention has a lipid metabolism improving agent, food and drink, and animal feed that exhibit the above-described excellent effects by having the above-described configuration. Can also be obtained efficiently.
- the 5-ster-3-one and 3,6-sterols of sterols by the HPLC method which had been difficult in the past, were used. 6 Simultaneous separation and quantification of dione bodies can be performed.
- the “water layer comprising a cholesterol oxidase-containing liquid” constituting the “bilayer solution” of the present invention is a layer containing cholesterol oxidase in an aqueous solvent.
- the type of the aqueous solvent is not particularly limited as long as it has the property of being separated into two layers without being mixed with the hydrocarbon solvent.
- As the aqueous solvent water is usually used.
- cholesterol oxidase is an enzyme that catalyzes a reaction between one molecule of 3 ⁇ -hydroxysteroid and one molecule of oxygen, and generates the corresponding 3-oxosteroid and peroxyhydrogen. Yes (EC. 1. 1. 3. 6).
- the above-mentioned cholesterol oxidase catalyzes the above-mentioned reaction, which is the force used by naturally-occurring cholesterol oxidase normally produced by microorganisms. Cholesterol oxidase whose amino acid sequence or higher order structure has been modified by genetic engineering techniques, etc. may be used.
- the cholesterol oxidase-containing solution is usually prepared by adding and adding cholesterol oxidase directly to an aqueous solvent.
- a microorganism exhibiting cholesterol oxidase activity is added to the aqueous solvent. It may be prepared by culturing. That is, the cholesterol oxidase-containing liquid includes a microorganism-containing liquid exhibiting cholesterol oxidase activity.
- microorganism is not particularly limited as long as it is a microorganism exhibiting cholesterol oxidase activity.
- the above-mentioned “microorganism” includes basidiomycetes such as Agaricus spp. (Rhodococcus) genus, and bacteria belonging to the genus Batisul.
- basidiomycetes such as Agaricus spp. (Rhodococcus) genus
- bacteria belonging to the genus Batisul include, for example, Arthrobacter Simplex (also known as Nocardioidos Simplex).
- microorganisms As the above-mentioned microorganisms, commercially available microorganisms are usually used, but other natural or EMS (ethyl methane sulfonate), jetyl sulfate, NTG (N-methyl-N, 1-tallow) N--trosoguanidine) and chemical substances such as -trosoguanidine, and even microorganisms obtained by artificial mutagenesis using X-rays, ⁇ -rays, ultraviolet rays, etc. Any oxidase activity can be used.
- a transformed microorganism in which a gene encoding cholesterol oxidase is introduced into a microorganism such as Escherichia coli using an appropriate vector and transformed to enable expression of cholesterol oxidase can be used.
- the ⁇ of the above-mentioned cholesterol oxidase-containing liquid is not particularly limited as long as it does not impair the activity of cholesterol oxidase, and can be in various ranges according to the type of cholesterol oxidase or microorganism used.
- the above-mentioned cholesterol oxidase-containing solution has a pHi of usually ⁇ or 5.0 to 9.0, preferably ⁇ 6.0 to 8.0, and more preferably 6.5 to 7.5.
- the regulation of ⁇ of the cholesterol oxidase-containing liquid is, for example, This can be done by adding a basic solution such as a moor aqueous solution, potassium hydroxide aqueous solution, sodium hydroxide aqueous solution, sodium carbonate aqueous solution or potassium carbonate aqueous solution, or an acidic solution such as phosphoric acid.
- a basic solution such as a moor aqueous solution, potassium hydroxide aqueous solution, sodium hydroxide aqueous solution, sodium carbonate aqueous solution or potassium carbonate aqueous solution, or an acidic solution such as phosphoric acid.
- the cholesterol oxidase-containing liquid may contain other components as long as the action effect of the present invention is not impaired as long as the cholesterol oxidase or the microorganism exhibiting the cholesterol oxidase activity is essential.
- it may contain a carbon source, nitrogen source, inorganic salts, amino acids, vitamins and the like necessary for the growth of the microorganism exhibiting the cholesterol oxidase activity.
- a coenzyme for assisting the action of the cholesterol oxidase can be included.
- a pH adjuster for adjusting the pH of the cholesterol oxidase-containing solution may be included.
- the content of the cholesterol oxidase and the number of inoculated microorganisms in the cholesterol oxidase-containing liquid are not particularly limited, and can be set to an appropriate content and the number of inoculated as necessary.
- the "hydrocarbon solvent layer having a hydrocarbon solvent power" constituting the "two-layer solution” of the present invention is not completely mixed with the water layer constituting the two-layer solution. Any solvent can be used as long as it has the property of separating into two.
- the “hydrocarbon solvent” may be any of an aliphatic hydrocarbon, an alicyclic hydrocarbon, and an aromatic hydrocarbon solvent. Further, only one of these may be used, or two or more mixed solvents may be used.
- the carbon number of the “hydrocarbon solvent” is not particularly limited, but usually a hydrocarbon solvent having 4 or more carbon atoms, preferably 4 to 12 carbon atoms, more preferably 5 to 8 carbon atoms is used. .
- hydrocarbon solvent examples include, for example, alkanes such as n-butane, n-hexane and heptane, and cycloalkanes such as cyclohexane.
- alkanes such as n-butane, n-hexane and heptane
- cycloalkanes such as cyclohexane.
- the hydrocarbon solvent may contain other substances as long as the effects of the present invention are not impaired.
- a hydrocarbon solvent is added to an aqueous layer that also has cholesterol oxidase-containing liquid power to prepare a two-layer solution consisting of two layers of an aqueous layer and a hydrocarbon solvent layer.
- the order of adding the cholesterol oxidase-containing liquid and the hydrocarbon solvent is not particularly limited.
- the above hydrocarbon solvent On the contrary, the above hydrocarbon-based solvent may be added to the cholesterol oxidase-containing liquid.
- the ratio of the water layer and the hydrocarbon solvent layer in the two-layer solution is not particularly limited, and can be set in various ranges as necessary.
- the ratio (volume ratio) between the aqueous layer and the hydrocarbon solvent layer is 1: (0.2-2), preferably 1: (0.4-1.5), more preferably 1: (0.5-1).
- the above-mentioned bilayer solution contains "sterol or a derivative thereof” serving as a substrate, and the reaction with the cholesterol oxidase is performed.
- the type of “sterol” is not particularly limited, and various derivatives can be used as necessary.
- Examples of the above-mentioned “sterol or a derivative thereof” include, for example, plant sterols (plant-derived sterols and derivatives thereof such as j8-sitosterol, camsterol, stigmasterol, etc.), cholesterol, ergosterol, lanosterol, and Examples include cholestane-3-one, cholesterol 3-one, and derivatives of these 24 alkyls.
- sterol or a derivative thereof may be added after preparing the two-layer solution.
- “sterol or a derivative thereof” is added to the cholesterol oxidase-containing liquid or the hydrocarbon solvent before preparing the bilayer solution, and then the cholesterol oxidase-containing liquid and the hydrocarbon solvent are added.
- the above-mentioned “sterol or a derivative thereof” may be contained simultaneously with the preparation of the two-layer solution.
- the reaction conditions are not particularly limited.
- the reaction temperature can usually be 25-42 ° C, preferably 28-38 ° C.
- the reaction time is usually 5 to 72 hours, preferably 24 to 48 hours.
- shaking or stirring can be appropriately performed during the reaction.
- the method for purifying and recovering the 5-en-3-one or 3,6-dione sterol sterol obtained by the present invention can be recovered and purified by appropriate means as necessary.
- the sterol 5-en-3-one Alternatively, the hydrocarbon solvent layer containing the 3,6-dione compound is separated, and if necessary, the active ingredient is concentrated by evaporating the solvent, etc., and then dried by an appropriate method such as freeze drying, spray drying, or vacuum drying. Can be recovered.
- the reaction solution or the separated hydrocarbon solvent layer can be sterilized by passing it through a sterilizing filter, if necessary.
- the reaction solution when an alcohol such as methanol or ethanol is added to the reaction solution, the reaction solution can be easily divided into two layers, an aqueous layer and a hydrocarbon solvent layer. It is preferable because it makes it easy to purify and recover 3-n-one or 3,6-dione.
- the "sterol pentene 3-one" obtained by the present invention is not particularly limited in its structure as long as it has a double bond at the 5-position of the sterol skeleton and a ketone group at the 3-position.
- the “sterol 3,6-dione” obtained by the present invention is not particularly limited in its structure as long as it has a ketone group at the 3rd and 6th positions of the sterol skeleton.
- the sterol skeleton or side chain may have an appropriate functional group such as an alkyl group (methyl group, ethyl group, etc.).
- the number of double bonds is not particularly limited, and it may have one or more, preferably 1 to 4, more preferably 1 to 2 other double bonds in the sterol skeleton or side chain. Good.
- sterol 5-ene-3-one examples include, for example, 24 alkylcholest-5-ene-3-one, 24 alkylcholestone 5, 7-gen 3-one, 24 alkyl Strike 5, 8 Gen 3—On, 24 Alkylcholest 1,5, 9 (11) —Gen 1 3-On, 24 Alkylcholest 5,22 Gen 3—On, 24 Alkircholes— 5, 7, 22 ⁇ Rien—3—one, 24 alkylcholes ⁇ — 5, 8, 22 Trienone 3—on, 24 alkylcholests 5, 9 (11), 22 Trienone—3-on, 24— alkylcholests —5, 25 (27) Gen 3 on and so on.
- alkyl in the above substances include methyl group and ethyl group.
- Specific examples of the above-mentioned “sterol 3,6-dione” include, for example, 4-cholestene 3,6-dione, 4-campest 1,3,6 dione, 24 anolequinoles 4 For example, 1, 3, 6 dione.
- the present invention obtains a 3,6-dione body that can be used to obtain a 5-ene-3on body. You may go for that. Furthermore, in the present invention, both the 5-en-3-one body and the 3,6-dione body can be obtained at the same time.
- the sterol 5-en-3-one and 3,6-dione isomers obtained by the present invention have superior physiological effects such as anti-obesity and lipid metabolism-improving action, compared with the 4-en-3-one sterol. Have. Therefore, the sterol 5-ene-3-one obtained by the present invention can be used in various applications. For example, it can be used as pharmaceuticals such as anti-obesity agents and lipid metabolism improving agents, additives to foods and drinks, and feed additives.
- the sterol 5-en-3one and 3,6-dione isomers of the present invention are obtained by mixing acetonitrile and isopropyl alcohol in a ratio of (3-5) / (5-7) on a volume basis. Using the resulting mixed solution as a mobile phase, the sterol 5-en-3-one and 3,6-dione isomers are simultaneously separated and quantified by high performance liquid chromatography (HPLC).
- HPLC high performance liquid chromatography
- acetonitrile and isopropyl alcohol are used as the mixed solution.
- the ratio of acetonitrile and isopropyl alcohol is (3-5) / (5-7), preferably (3.5-4.5) / (5.5-6.5) on a volume basis. is there.
- the length of the column can be 20 to 80 cm, preferably 40 to 60 cm.
- column temperature Can be 10-30 ° C, preferably 15-25 ° C.
- the flow rate of the mobile phase is preferably 0.1 to 5 mlZmin. 0.1 to LmlZmin is more preferred.
- an aqueous liquid medium (pH: 7.0 ⁇ 0.1) having the composition described in Table 1 (A) below was prepared.
- an aqueous liquid medium (pH: 7.0 ⁇ 0.1) having the composition described in Table 1 (B) below was prepared as the main culture medium.
- a commercially available Anolelobacter simplex (Arthrobacter Simplex), which is a Gram-positive rod, was used.
- the upper layer was passed through a sterilizing filter and then dried in a vacuum dryer to recover the product in powder form.
- This product was analyzed by HPLC. The results are shown in Table 2 below.
- the product was analyzed by performing a reaction in the same manner as described above except that cholesterol was used as a substrate and the above hexane was not obtained. The results are also shown in Table 2 below.
- a mobile phase was prepared by mixing acetonitrile and isopropyl alcohol at a ratio of 4Z6 (volume basis) and degassing under reduced pressure using an aspirator. Next, the mobile phase was passed through 10 times the column volume to equilibrate the column. Column equilibration was completed when the baseline was monitored and the baseline was stable.
- HPLC HPLC was performed under the following conditions.
- the obtained peak area value and calibration curve force The content of each component in the sample was determined, and the concentration of each component was quantified by the following formula.
- Example 1 in which cholesterol was added as a substrate to a two-layer solution composed of a water phase containing cholesterol oxidase and a hexane layer as a hydrocarbon solvent, the reaction was carried out in Comparative Example 1. It can be seen that, unlike 1, it is possible to obtain a 5-en body. In addition, when plant sterol is used as a substrate, as shown in Example 2, it can be seen that a 5-ene body can be obtained and a 3,6-dione body can be obtained.
- the present invention can efficiently produce sterol 5-ene-3-one or 3,6-dione isomers having excellent anti-obesity and physiological effects such as lipid metabolism improvement.
- Book The invention can be suitably used in the fields of food and drink, pharmaceuticals, animal feeds and the like.
Landscapes
- Organic Chemistry (AREA)
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Zoology (AREA)
- Wood Science & Technology (AREA)
- General Health & Medical Sciences (AREA)
- General Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Microbiology (AREA)
- Biochemistry (AREA)
- General Engineering & Computer Science (AREA)
- Biotechnology (AREA)
- Genetics & Genomics (AREA)
- Obesity (AREA)
- Public Health (AREA)
- Diabetes (AREA)
- Medicinal Chemistry (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Pharmacology & Pharmacy (AREA)
- Animal Behavior & Ethology (AREA)
- Hematology (AREA)
- Veterinary Medicine (AREA)
- Child & Adolescent Psychology (AREA)
- Steroid Compounds (AREA)
- Preparation Of Compounds By Using Micro-Organisms (AREA)
- Coloring Foods And Improving Nutritive Qualities (AREA)
- Non-Alcoholic Beverages (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
Abstract
Description
Claims
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US11/632,072 US8008040B2 (en) | 2004-07-14 | 2005-07-12 | Process for production of 5-ene-3-one or 3,6-dione derivatives of sterols, processes for production of lipid metabolism improvers, foods, drinks, and animal feeds, and analytical method |
CN2005800231293A CN101006184B (zh) | 2004-07-14 | 2005-07-12 | 甾醇的5-烯-3-酮衍生物或3,6-二酮衍生物的制造方法,脂质代谢改善剂、饮食品以及动物饲料的制造方法,和分析方法 |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004207885A JP4404710B2 (ja) | 2004-07-14 | 2004-07-14 | ステロールの5−エン−3−オン体の製造方法、及び分析方法 |
JP2004-207885 | 2004-07-14 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2006006608A1 true WO2006006608A1 (ja) | 2006-01-19 |
Family
ID=35783947
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2005/012869 WO2006006608A1 (ja) | 2004-07-14 | 2005-07-12 | ステロールの5-エン-3-オン体又は3,6-ジオン体の製造方法、脂質代謝改善剤、飲食品及び動物用飼料の製造方法、並びに分析方法 |
Country Status (6)
Country | Link |
---|---|
US (1) | US8008040B2 (ja) |
JP (1) | JP4404710B2 (ja) |
KR (1) | KR101040099B1 (ja) |
CN (1) | CN101006184B (ja) |
TW (1) | TWI421256B (ja) |
WO (1) | WO2006006608A1 (ja) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2011051939A (ja) * | 2009-09-02 | 2011-03-17 | Toyo Hakko:Kk | 血中hdlコレステロール上昇剤、並びにそれを含む飲食品添加剤、飲食品及び医薬 |
KR20210053284A (ko) | 2018-08-30 | 2021-05-11 | 다이산카세이 컴파니 리미티드 | 피토스테논의 신규 용도 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1999045106A1 (fr) * | 1998-03-03 | 1999-09-10 | Meiji Seika Kaisha, Ltd. | Oxydase du cholesterol |
JP2001055333A (ja) * | 1999-08-19 | 2001-02-27 | House Foods Corp | 神経細胞突起伸展剤 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3873097B2 (ja) | 1997-11-06 | 2007-01-24 | 独立行政法人理化学研究所 | 抗肥満剤及び脂質代謝改善剤 |
US20030153051A1 (en) * | 1998-03-03 | 2003-08-14 | Rikizo Aono | Cholesterol oxidase |
JP3858055B2 (ja) | 2000-02-29 | 2006-12-13 | 独立行政法人理化学研究所 | 抗肥満剤及び脂質代謝改善剤 |
-
2004
- 2004-07-14 JP JP2004207885A patent/JP4404710B2/ja not_active Expired - Fee Related
-
2005
- 2005-07-12 WO PCT/JP2005/012869 patent/WO2006006608A1/ja active Application Filing
- 2005-07-12 KR KR1020067026761A patent/KR101040099B1/ko not_active IP Right Cessation
- 2005-07-12 CN CN2005800231293A patent/CN101006184B/zh not_active Expired - Fee Related
- 2005-07-12 US US11/632,072 patent/US8008040B2/en not_active Expired - Fee Related
- 2005-07-14 TW TW094123948A patent/TWI421256B/zh not_active IP Right Cessation
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1999045106A1 (fr) * | 1998-03-03 | 1999-09-10 | Meiji Seika Kaisha, Ltd. | Oxydase du cholesterol |
JP2001055333A (ja) * | 1999-08-19 | 2001-02-27 | House Foods Corp | 神経細胞突起伸展剤 |
Non-Patent Citations (3)
Title |
---|
DOUKYU N. ET AL.: "Control with organic solvents of efficiency of persolvent cholesterol fermentation by Pseudomonas sp. strain ST-200", BIOSCI. BIOTECH. BIOCHEM., vol. 60, no. 10, 1996, pages 1612 - 1616, XP002926516 * |
MICHIHISA N. ET AL.: "Yuki Yobai Taisei Biseibutsu no Tansaku to Riyo", BIOSCIENCE & INDUSTRY, vol. 61, no. 1, 2003, pages 17 - 22, XP003000500 * |
YAMASHITA M. ET AL.: "Separation of the two reactions oxidation and isomerization, catalyzed by Streptomyces cholesterol oxidase", PROTEIN ENGINEERING, vol. 11, no. 11, 1998, pages 1075 - 1081, XP003000501 * |
Also Published As
Publication number | Publication date |
---|---|
JP4404710B2 (ja) | 2010-01-27 |
US8008040B2 (en) | 2011-08-30 |
CN101006184B (zh) | 2011-08-03 |
CN101006184A (zh) | 2007-07-25 |
KR20070041450A (ko) | 2007-04-18 |
US20080248520A1 (en) | 2008-10-09 |
TW200606173A (en) | 2006-02-16 |
TWI421256B (zh) | 2014-01-01 |
KR101040099B1 (ko) | 2011-06-09 |
JP2007284348A (ja) | 2007-11-01 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN102321678A (zh) | 一种微生物转化制造1α-羟基维生素D的方法 | |
WO2018155485A1 (ja) | 新規微生物、およびそれを用いたウロリチン類の製造方法 | |
CN86103879A (zh) | 制备2-芳基丙酸的方法 | |
WO2006006608A1 (ja) | ステロールの5-エン-3-オン体又は3,6-ジオン体の製造方法、脂質代謝改善剤、飲食品及び動物用飼料の製造方法、並びに分析方法 | |
JP3630344B2 (ja) | イノシトール立体異性体の製造方法 | |
JP2792600B2 (ja) | メバロン酸生産菌 | |
CN105802872B (zh) | 一种荧光假单胞菌和生产吩嗪酰胺的方法及其应用 | |
JP2663294B2 (ja) | ビタミンd類の製造方法 | |
CN103451242A (zh) | 一种微生物转化制造1α-羟基维生素D的方法 | |
JP2006314248A (ja) | トリテルペン誘導体の製造方法 | |
JP2020058319A (ja) | 6−ヒドロキシダイゼインの製造方法 | |
JP2009215231A (ja) | 結晶1,5−d−アンヒドログルシトールの製造法 | |
JP3892427B2 (ja) | ヒドロキシクエン酸の製造方法 | |
JP2005278525A (ja) | 芳香族化合物の製造方法 | |
JP3747640B2 (ja) | 光学活性1,2−ジオール環状炭酸エステルの製造法 | |
JP2019180283A (ja) | ウロリチン類の製造方法 | |
UA122249C2 (uk) | Спосіб одержання поверхнево-активних речовин | |
JPH01172398A (ja) | アンスラサイクリン化合物r20x2の製造法 | |
CN118146999A (zh) | 自养假诺卡氏菌及其应用 | |
RU2205224C2 (ru) | Способ получения андрост-4-ен-3,17-диона из стеринов растительного и животного происхождения или их производных | |
JP2004041146A (ja) | ホモグルタチオンの製造方法 | |
UA131043U (uk) | Спосіб одержання поверхнево-активних речовин | |
BE526313A (ja) | ||
JPS6244915B2 (ja) | ||
JPS637795A (ja) | 7α−ヒドロキシアンドロスタ−4−エン−3,17−ジオンの製造方法 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
AK | Designated states |
Kind code of ref document: A1 Designated state(s): AE AG AL AM AT AU AZ BA BB BG BR BW BY BZ CA CH CN CO CR CU CZ DE DK DM DZ EC EE EG ES FI GB GD GE GH GM HR HU ID IL IN IS JP KE KG KM KP KR KZ LC LK LR LS LT LU LV MA MD MG MK MN MW MX MZ NA NG NI NO NZ OM PG PH PL PT RO RU SC SD SE SG SK SL SM SY TJ TM TN TR TT TZ UA UG US UZ VC VN YU ZA ZM ZW |
|
AL | Designated countries for regional patents |
Kind code of ref document: A1 Designated state(s): GM KE LS MW MZ NA SD SL SZ TZ UG ZM ZW AM AZ BY KG KZ MD RU TJ TM AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LT LU LV MC NL PL PT RO SE SI SK TR BF BJ CF CG CI CM GA GN GQ GW ML MR NE SN TD TG |
|
121 | Ep: the epo has been informed by wipo that ep was designated in this application | ||
WWE | Wipo information: entry into national phase |
Ref document number: 1020067026761 Country of ref document: KR |
|
WWE | Wipo information: entry into national phase |
Ref document number: 200580023129.3 Country of ref document: CN |
|
NENP | Non-entry into the national phase |
Ref country code: DE |
|
WWW | Wipo information: withdrawn in national office |
Country of ref document: DE |
|
122 | Ep: pct application non-entry in european phase | ||
NENP | Non-entry into the national phase |
Ref country code: JP |
|
WWE | Wipo information: entry into national phase |
Ref document number: 11632072 Country of ref document: US |