ISSN:
1546-1696
Source:
Nature Archives 1869 - 2009
Topics:
Biology
,
Process Engineering, Biotechnology, Nutrition Technology
Notes:
[Auszug] Cephalosporins are antibiotics characterized by a cephem ring system in which a beta–lactam ring is fused to a dihydrothiazine ring. The cephem ring system is synthesized by expansion of the five–membered thiazolidine ring of the penicillin to the six–membered dihydrothiazine ...
Type of Medium:
Electronic Resource
URL:
http://dx.doi.org/10.1038/nbt1187-1207
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