Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
γ-Glutamyl transpeptidase assay measuring p-nitroanilide released when l-γ-glutamyl-p-nitroanilide and glycine-glycine were added to cultures of H37Rv (diamonds) and the GGTA (squares) and cGGTA (triangles) mutants at 37°C. Error bars are too small to be detectable.
