title: Beta-lactams.
authors.affiliation: Department of Microbiology, University of Alberta Edmonton, Canada.
authors.forename: S E
authors.initials: SE
authors.lastname: Jensen
authors.forename: A L
authors.initials: AL
authors.lastname: Demain
mesh_terms: D000164:Acremonium / Q000235:genetics / Q000378:metabolism; D000900:Anti-Bacterial Agents / Q000096:biosynthesis* / Q000737:chemistry; D001233:Aspergillus nidulans / Q000235:genetics / Q000378:metabolism; D002511:Cephalosporins / Q000096:biosynthesis; D002513:Cephamycins / Q000096:biosynthesis; D005798:Genes, Bacterial; D005800:Genes, Fungal; D005810:Multigene Family; D009615:Nocardia / Q000235:genetics / Q000378:metabolism; D010406:Penicillins / Q000096:biosynthesis; D010408:Penicillium chrysogenum / Q000235:genetics / Q000378:metabolism; D015183:Restriction Mapping; D013302:Streptomyces / Q000235:genetics / Q000378:metabolism
chemical_list: D000900:Anti-Bacterial Agents; D002511:Cephalosporins; D002513:Cephamycins; D010406:Penicillins