| Literature DB >> 1090600 |
C M Berg, J J Rossi, J V Coleman, M Conlon.
Abstract
Mutants defective in uptake or utilization of a given metabolite can readily be obtained from facultative auxotrophs (for that metabolite) by penicillin enrichment under nonpermissive conditions in the presence of a low level of the required metabolite.Entities:
Mesh:
Substances:
Year: 1975 PMID: 1090600 PMCID: PMC246058 DOI: 10.1128/jb.121.3.1216-1218.1975
Source DB: PubMed Journal: J Bacteriol ISSN: 0021-9193 Impact factor: 3.490