摘要:
Novel antibiotics useful as a remedy for fungal infections and a process for producing antibiotic TKR1912-I or pharmacologically acceptable salts thereof, which substances have such physicochemical properties that (1) the mass spectrum thereof according to FAB-MS has a peak of m/z of 559 ÄM+HÜ ; (2) the molecule bears 26 carbon atoms and no nitrogen atom; (3) the ultraviolet absorption spectrum thereof in methanol shows a terminal absorptions; (4) the main absorption wavenumbers of the infrared absorption spectrum according to the KBr method are 3430, 2920, 2850, 1740, and 1190 cm ; and (5) they are soluble in methanol, chloroform, and water, but are sparingly soluble in hexane.
摘要:
The antibiotic TKR2999 having the physicochemical properties described below and its pharmacologically acceptable salt: (1) FAB-MS m/z 971 [M+H] + , (2) the molecular formula: C 44 H 78 N 10 O 14 , and high-resolution FAB-MS m/z 971.5776 [M+H] + , (3) the ultraviolet absorption spectrum in methanol has an end absorption, (4) the infrared absorption spectrum by KBr method shows the major absorption wave numbers at 3320, 2920, 1680, 1540, 1210, 1140, 840, 800, and 720 cm -1 , (5) aspartic acid, threonine, serine, glycine, alanine, β-alanine, and ornithine are detected by the amino acid analysis using ninhydrin reaction, and (6) the solubility is that it is soluble in methanol, and practically insoluble in hexane, chloroform, and water. The novel antibiotic is useful as a therapeutic agent for fungal infection diseases.
摘要翻译:具有下述物理化学性质的抗生素TKR2999及其药理学上可接受的盐:(1)FAB-MS m / z 971ÄM+HÜ+,(2)分子式:C44H78N10O14和高分辨率FAB-MS m / z 971.5776ÄM+HÜ+,(3)甲醇中的紫外吸收光谱具有终点吸收,(4)通过KBr方法的红外吸收光谱显示了3320,2920,1680,1540,1210,1600,1540,1410,1440,1540,1410,1440,1480,1540,1410,1440,1480,1440,1480,1440,1480,1440,1480,1480,1480,1480,1480,1480,1480,1480,1480,1480,1480,1480,1480,1480,1480,1480,1480,1480,1480,1480,1480,14 1140,840,800和720cm -1,(5)通过使用茚三酮反应的氨基酸分析检测天冬氨酸,苏氨酸,丝氨酸,甘氨酸,丙氨酸,β-丙氨酸和鸟氨酸,和(6) 溶解度是溶于甲醇,几乎不溶于己烷,氯仿和水。 新型抗生素可用作真菌感染疾病的治疗剂。
摘要:
To provide a novel antigenic protein and a nucleic acid encoding the antigenic protein, which are useful for prophylaxis, treatment and diagnosis of diseases caused by fungi including Candida albicans . An antigenic protein characterized in that the antigenic protein is recognized by antiserum derived from a mammal having Candida albicans -infection resistance; and a nucleic acid encoding an antigenic protein which is recognized by antiserum derived from a mammal having Candida albicans -infection resistance.
摘要:
A substantially pure, isolated, antigenic protein from fungi of the genus Malassezia , characterized in that said antigenic protein has a binding ability to IgE antibodies from patients with allergoses; an antigenic fragment derived from the antigenic protein; and an antibody against the antigenic protein or fragments thereof. According to the present invention, there can be provided an isolated and purified antigenic protein having high purity from Malassezia , antigenic fragments thereof, and a specific antibody against those antigenic protein or fragments thereof. In addition, there can be provided a diagnostic agent, a therapeutic agent, or a prophylactic drug for Malassezia allergoses, wherein the agent includes, as an active ingredient, the antigenic protein or fragments thereof.
摘要:
The production of IgA is selectively inhibited by orally administering 15-deoxyspergualin or pharmacologically acceptable salts thereof, thus preventing and treating IgA-associated immunological diseases such as IgA nephropathy.
摘要:
Sphingosine derivatives capable of regulating the function of sphingolipids. The sphingosine derivatives are represented by general formula (I) wherein R 1 and R 2 are the same or different and each represents hydrogen, C 1-4 alkyl, or C 2-5 acyl; R 3 and R 4 are the same or different and each represents hydrogen or hydroxyl, or R 3 and R 4 in combination represent a covalent bond; and X 1 represents -(CH 2 ) n -CO-NH-CH(R 5 )-R 6 or-(CH 2 ) m -O-CO-CH(R 7 )-R 8 .
摘要:
The present invention aims to provide a novel sphingosine analogue, which is useful as an intermediate for syntheses of novel lipid derivatives such as sphingolipid derivatives and the like that can regulate the effects of sphingolipid. The present invention relates to a sphingosine analogue represented by the general formula (I) described below.
In the formula, as for Q 1 , Q 2 and Q 3 , Q 1 and Q 2 , which are the same or different each other, are hydrogen, alkyl groups having 1-4 of carbon atoms, acyl groups having 2-5 of carbon atoms, or protecting groups of the amino group, and Q 3 is a hydrogen or a protecting group of the hydroxyl group; or Q 2 and Q 3 make up an isopropylidene group and Q 1 is a hydrogen or a protecting group of the amino group. Q 4 and Q 5 , which are the same or different each other, are hydroxyl groups, acyl groups having 2-5 of carbon atoms, -O-Q 6 , or hydrogen; or Q 4 and Q 5 make up a covalent bond. Q 6 is a protecting group of the hydroxyl group. X 1 is -COOH, -CONH 2 , -CO-Q 7 , -CH 2 OH, or -CH 2 O-Q 8 . Q 7 is a protecting group of the carboxyl group, and Q 8 is a protecting group of the hydroxyl group.
摘要:
A novel antibiotic useful as a remedy for fungal infectious diseases, i.e. antibiotic TKR 459 represented by formula (1) and pharmacologically acceptable salts thereof.
摘要:
Promoters originating in yeasts which are usable in a complete nutrition medium and the transcription of which can be controlled by PDR1 gene products. That is, the DNA represented by SEQ ID NO: 1 in the Sequence Listing or a part of the same and having a promoter activity in a yeast; a DNA having the above-mentioned promoter activity the transcription of which can be controlled by PDR1 gene products; and a DNA hybridizable with the above-mentioned DNA and having a promoter activity in a yeast.
摘要翻译:起始于酵母的启动子,其可用于完整营养培养基,其转录可由PDR1基因产物控制。 也就是说,由序列表中的SEQ ID NO:1表示的DNA或其一部分,并且在酵母中具有启动子活性; 具有上述启动子活性的DNA,其转录可由PDR1基因产物控制; 以及与上述DNA杂交并在酵母中具有启动子活性的DNA。