Variations in the peptidase activities of Escherichia coli in response to environmental changes.

Cobalt/pharmacology Culture Media Dipeptidases/analysis Dipeptides/metabolism Enzyme Activation/drug effects Escherichia coli/enzymology Galactosidases/analysis Glycine/metabolism Hydrogen-Ion Concentration Magnesium/metabolism Manganese/pharmacology Nitrogen/metabolism Oxygen Consumption Peptide Hydrolases/analysis Potassium/metabolism

Culture Media Dipeptides Cobalt Manganese Galactosidases Peptide Hydrolases Dipeptidases Magnesium Nitrogen Potassium Glycine