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    • 1. 发明授权
    • 항진균제의 검색방법
    • 항진균제의검색방법
    • KR100400877B1
    • 2003-10-08
    • KR1020000058565
    • 2000-10-05
    • 백융기(주)케이디알
    • 백융기김중호김기영신유경
    • C12Q1/48
    • PURPOSE: A method for screening of fungicide is provided, which method can be effectively used in developing new medicines having fungicidal effects. CONSTITUTION: The method for measuring activity of fungal acyl CoA:sterol acyl transferase comprises the steps of: reacting fungal acyl CoA:sterol acyl transferase(ASAT) with sterol and acyl group as substrates; and determining the amount of sterol ester as a product of the reaction. The method for screening fungal acyl CoA:sterol acyl transferase comprises the steps of: cultivating fungal cell; treating the cultivated fungal cell with a substance assumed as an acyl CoA:sterol acyl transferase(ASAT) inhibitor; and determining the amount of oleic acid in the substance treated medium, in which the amount of oleic acid can be analyzed by using a liquid scintillation counter.
    • 目的:提供一种筛选杀真菌剂的方法,该方法可有效用于开发具有杀真菌作用的新药。 构成:测量真菌酰基CoA:甾醇酰基转移酶活性的方法包括以下步骤:使真菌酰基CoA:甾醇酰基转移酶(ASAT)与甾醇和酰基作为底物; 并确定作为反应产物的甾醇酯的量。 筛选真菌酰基CoA:甾醇酰基转移酶的方法包括以下步骤:培养真菌细胞; 用假定为酰基CoA:甾醇酰基转移酶(ASAT)抑制剂的物质处理栽培的真菌细胞; 并测定物质处理过的介质中油酸的量,其中可以用液体闪烁计数器分析油酸的量。
    • 4. 发明公开
    • 항진균제의 검색방법
    • 筛选杀真菌剂的方法
    • KR1020020027849A
    • 2002-04-15
    • KR1020000058565
    • 2000-10-05
    • 백융기(주)케이디알
    • 백융기김중호김기영신유경
    • C12Q1/48
    • PURPOSE: A method for screening of fungicide is provided, which method can be effectively used in developing new medicines having fungicidal effects. CONSTITUTION: The method for measuring activity of fungal acyl CoA:sterol acyl transferase comprises the steps of: reacting fungal acyl CoA:sterol acyl transferase(ASAT) with sterol and acyl group as substrates; and determining the amount of sterol ester as a product of the reaction. The method for screening fungal acyl CoA:sterol acyl transferase comprises the steps of: cultivating fungal cell; treating the cultivated fungal cell with a substance assumed as an acyl CoA:sterol acyl transferase(ASAT) inhibitor; and determining the amount of oleic acid in the substance treated medium, in which the amount of oleic acid can be analyzed by using a liquid scintillation counter.
    • 目的:提供一种筛选杀菌剂的方法,该方法可有效用于开发具有杀真菌作用的新药。 构成:用于测定真菌酰基辅酶A:固醇酰基转移酶活性的方法包括以下步骤:使真菌酰基辅酶A:固醇酰基转移酶(ASAT)与固醇和酰基作为底物反应; 并测定作为反应产物的甾醇酯的量。 筛选真菌酰基辅酶A:固醇酰基转移酶的方法包括以下步骤:培养真菌细胞; 用假定为酰基CoA:甾醇酰基转移酶(ASAT)抑制剂的物质处理培养的真菌细胞; 并测定物质处理过的介质中油酸的量,其中油酸的量可以通过使用液体闪烁计数器进行分析。
    • 6. 发明公开
    • 약학적으로 유용한 노화 및 스트레스 조절용 신규 페로몬 화합물 및 그 분리정제방법
    • 具有老化和应力控制活性的PHEROMONE化合物及其分离方法
    • KR1020040042338A
    • 2004-05-20
    • KR1020020070591
    • 2002-11-14
    • 백융기(주)케이디알
    • 정판영백융기
    • C07D309/12
    • C07D309/10C07H15/04
    • PURPOSE: Pheromone compound having aging and stress controlling activities, and a process for isolating the same are provided, which compound is useful for studies on aging and stress, metabolism pathway and signal transfer system, and disease development mechanism. CONSTITUTION: A pheromone compound, 6-(3,5-dihydroxy-6 -methyl-tetrahydro -pyran-2-yloxy) -heptanoic acid, having aging and stress controlling activities is represented by the formula(1). A process for isolating the pheromone compound of the formula(1) comprises the steps of: growing C. elegans in S basal broth medium, concentrating the medium and extracting the concentrated medium with ethanol; dissolving the extract in water and extracting the solution with ethylacetate; removing impurities using silica-gel adsorption chromatography; subjecting the active fraction to HPLC(High performance liquid chromatography) coupled with amine residue; and subjecting the active fraction to HPLC using the molecular weight size.
    • 目的:提供具有老化和应激控制活性的信息素化合物及其分离方法,该化合物可用于老化和应激,代谢途径和信号转导系统的研究以及疾病发展机制。 构成:具有老化和应力控制活性的信息素化合物6-(3,5-二羟基-6-甲基 - 四氢 - 吡喃-2-基氧基) - 庚酸由式(1)表示。 分离式(1)的信息素化合物的方法包括以下步骤:在S基础培养基培养基中生长秀丽隐杆线虫,浓缩培养基并用乙醇萃取浓缩培养基; 将提取物溶解在水中并用乙酸乙酯萃取溶液; 使用硅胶吸附色谱去除杂质; 使活性级分与胺残留物进行HPLC(高效液相色谱)反应; 并使用分子量大小使活性部分进行HPLC。
    • 9. 发明公开
    • 6-(3,6-디데옥시-α-L-아라비노-헥소피라노실옥시)헵타노익산 유도체 및 그 제조 방법
    • 6-(3,6-二氧杂-α--L-阿拉伯 - 十二烷氧基硅氧烷)丙二酸衍生物及其制备方法
    • KR1020090088496A
    • 2009-08-20
    • KR1020080013796
    • 2008-02-15
    • 연세대학교 산학협력단(주)케이디알
    • 정만길백융기
    • C07D309/10C07D407/12
    • A pheromone compound, 6-(3,6-dideoxy-alpha-L-arabino-hexopyranosyloxy)heptanoic acid derivative which is isolated from C. elegans is provided to massively produce pheromone and use metabolic pathway and signal transduction system development. A 6-(3,6-dideoxy-alpha-L-arabino-hexopyranosyloxy)heptanoic acid derivative is denoted by the chemical formula (I), (II) or (III). A method for producing the 6-(3,6-dideoxy-alpha-L-arabino-hexopyranosyloxy)heptanoic acid derivative comprises: a step of reacting the chemical formula (IV) and (V) to produce the chemical formula (I); a step of performing oxidation/reduction of the compound of the chemical formula (I); and a step of removing a protection residue of the compound of the chemical formula (I).
    • 提供信号素化合物,从秀丽隐杆线虫中分离得到的6-(3,6-二脱氧-α-L-阿拉伯 - 六吡喃糖基氧基)庚酸衍生物,以大量产生信息素,并使用代谢途径和信号转导系统发育。 6-(3,6-二脱氧-α-L-阿拉伯 - 六吡喃糖基氧基)庚酸衍生物由化学式(I),(II)或(III)表示。 制备6-(3,6-二脱氧-α-L-阿拉伯 - 六吡喃糖基氧基)庚酸衍生物的方法包括:使化学式(IV)和(V)反应以产生化学式(I)的步骤; 进行化学式(I)的化合物的氧化/还原的步骤; 以及除去化学式(I)的化合物的保护残基的步骤。
    • 10. 发明授权
    • 콜레스테롤을 체내 합성하는 형질전환된 꼬마선충
    • 콜레스테롤을체체내합성하는형질전환된꼬마선충
    • KR100418187B1
    • 2004-02-11
    • KR1020010035622
    • 2001-06-22
    • 학교법인연세대학교(주)케이디알
    • 백융기이은영
    • A01K67/033
    • PURPOSE: Provided is transformed baby nematode wherein cholesterol is composed in vivo which imports 7-dihydrocholesterol reductase gene into baby nematode so that it is widely useful in studying the effect of cholesterol in vivo. CONSTITUTION: The transformed baby nematode wherein cholesterol is composed in vivo as Caenorhabditis elegans(KCTC 0996BP) is characterized by importing a transformed vector, in which 7-dihydrocholesterol reductase gene is imported into a vector with a promoter of heat shocking protein and cloned, and a manifestation vector(pRF4) which induces a spinning roll of the baby nematode, into normal baby nematode.
    • 目的:提供一种转化的婴儿线虫,其中体内组成胆固醇,将7-二氢胆固醇还原酶基因导入婴儿线虫体内,因此它在体内研究胆固醇的作用方面有广泛用途。 构成:转化的婴儿线虫,其中胆固醇在体内以秀丽隐杆线虫(KCTC 0996BP)构成,其特征在于进口转化的载体,其中将7-二氢胆固醇还原酶基因导入具有热休克蛋白启动子并被克隆的载体中,以及 一种诱导婴儿线虫旋转滚动的表现载体(pRF4)导入正常的婴儿线虫。