Applied and environmental microbiology, 68(4), 1524-1533 (2002-03-28)
On searching for endogenous, low-molecular-weight effectors of benzodiazepine alkaloid biosynthesis in Penicillium cyclopium uric acid was isolated from ethanolic or autoclaved mycelial extracts of this fungus. The isolation was based on a three-step high-pressure liquid chromatography procedure guided by a
Antonie van Leeuwenhoek, 72(2), 119-126 (1997-08-01)
The new species Penicillium discolor, frequently isolated from nuts, vegetables and cheese is described. It is characterised by rough, dark green conidia, synnemateous growth on malt agar and the production of the secondary metabolites chaetoglobosins A, B and C, palitantin
Journal of basic microbiology, 25(6), 387-391 (1985-01-01)
Cyclopeptine synthetase, the key enzyme of benzodiazepine alkaloid biosynthesis in Penicillium cyclopium forms cyclo-(anthranoyl-phenylalanyl) from anthranilic acid, L-phenylalanine, the methyl group of L-methionine and ATP. The following in vitro measurable partial activities of the enzyme system were followed during the
Balanced heterokarions were grown from Penicillium cyclopium aux-glu 1, a glutamic acid auxotroph producing benzodiazepine alkaloids of the cyclopenin-cyclopenol group, and P. viridicatum aux-met 1, a methionine auxotroph forming these alkaloids in traces only. In contrast to the hyphae of
Journal of microbiology and biotechnology, 23(9), 1206-1211 (2013-06-19)
The selective inhibition of PTP1B has been widely recognized as a potential drug target for the treatment of type 2 diabetes and obesity. In the course of screening for PTP1B inhibitory fungal metabolites, the organic extracts of several fungal species
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