babble
发表于 2025-3-24 10:42:35
,Beendigung der Geschäftsführertätigkeit,in (penicillin G) and phenoxymethylpenicillin (penicillin V), contain non-polar side chains, e.g. phenylacetate and phenoxyacetate, respectively, and are made only by filamentous fungi; the best known of these is .. The hydrophilic types are penicillin N, cephalosporins and 7-a-methoxycephalosporins
Acquired
发表于 2025-3-24 16:05:46
https://doi.org/10.1007/978-3-642-30926-7 of oxy- and chlortetracycline (Otc and Ctc) are the objects of long-term conventional selection and possess high level of antibiotic activity. In recent years considerable success has been met in research on genetic control of Otc biosynthesis in . strains. All genes for Otc biosynthesis are locali
vertebrate
发表于 2025-3-24 21:26:17
https://doi.org/10.1007/978-3-662-06521-1duction. Details about most of individual enzymes involved in the definitive biosynthetic pathway of tetracyclines, in which the sequence of essential reaction steps was ascertained more than 20 years ago, have also remained unknown.
expansive
发表于 2025-3-25 01:04:35
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bizarre
发表于 2025-3-25 04:24:13
https://doi.org/10.1007/978-3-540-75983-6ts on classical antibiotic screening and further derivatisation of known substances versus increasing interest in new applications and new means of production (e.g. hybrid antibiotics or biotransformations), or booming academical interest in basic research on genetics and regulation of antibiotic bi
缺乏
发表于 2025-3-25 11:07:48
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不出名
发表于 2025-3-25 15:41:53
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刀锋
发表于 2025-3-25 16:10:02
https://doi.org/10.1007/978-3-662-06521-1duction. Details about most of individual enzymes involved in the definitive biosynthetic pathway of tetracyclines, in which the sequence of essential reaction steps was ascertained more than 20 years ago, have also remained unknown.
Ardent
发表于 2025-3-25 20:35:34
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无关紧要
发表于 2025-3-26 04:04:15
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