首页> 外文期刊>The Journal of Antibiotics: An International Journal >NF00659A(1), A(2), A(3), B-1 AND B-2, NOVEL ANTITUMOR ANTIBIOTICS PRODUCED BY ASPERGILLUS SP. NF 00659 .1. TAXONOMY, FERMENTATION, ISOLATION AND BIOLOGICAL ACTIVITIES
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NF00659A(1), A(2), A(3), B-1 AND B-2, NOVEL ANTITUMOR ANTIBIOTICS PRODUCED BY ASPERGILLUS SP. NF 00659 .1. TAXONOMY, FERMENTATION, ISOLATION AND BIOLOGICAL ACTIVITIES

机译:NF00659A(1),A(2),A(3),B-1和B-2,由ASPERGILLUS SP生产的新型抗肿瘤药。 NF 00659 .1。分类法,发酵,分离和生物活性

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Five novel cytotoxic antibiotics, NF00659A(1) (1), A(2) (2), A(3) (3), B-1 (4) and B-2 (5) were discovered. They were isolated from a culture mycelium of Aspergillus sp. These compounds were proved to have 4,5-seco-tricyclic diterpene alpha-pyrone structure by spectroscopic analyses. They showed potent antitumor activities against human ovarian carcinoma A2780 and human colorectal adenocarcinoma SW480 cells, but did not show any antimicrobial activities at 1,000 mu g/ml against Gram-positive and Gram-negative bacteria, yeasts and fungi. [References: 10]
机译:发现了五种新型细胞毒性抗生素NF00659A(1)(1),A(2)(2),A(3)(3),B-1(4)和B-2(5)。它们是从曲霉菌种的菌丝体中分离出来的。通过光谱分析证明这些化合物具有4,5-seco-三环二萜α-吡喃酮结构。它们显示出对人卵巢癌A2780和人大肠腺癌SW480细胞有效的抗肿瘤活性,但在1,000μg / ml的浓度下对革兰氏阳性和革兰氏阴性细菌,酵母菌和真菌没有任何抗菌活性。 [参考:10]

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