1967
  1. [YEAR:30-11-1967]Chase,T., Jr. and Shaw,E.
    p-Nitrophenyl-p'-guanidinobenzoate HCl: a new active site titrant for trypsin
    Biochem Biophys Res Commun (30-11-1967) 29, 508-514. PubMed  Europe PubMed  I