Revision as of 19:52, 21 December 2023 by Fire(talk | contribs)(Created a new Item: beta-lactam antibiotic biosynthetic process, The chemical reactions and pathways resulting in the formation of a beta-lactam antibiotic, any member of a class of natural or semisynthetic antibiotics whose characteristic feature is a strained, four-membered beta-lactam ring. They include the pen)