Further degradation products of cephalosporin C. Isolation and synthesis of 2-(4-amino-4-carboxybutyl)thiazole-4-carboxylic acid

A study of the behaviour of some sixty amino-acids and other ninhydrin-reacting substances on phenol-‘collidine’ filter-paper chromatograms, with notes as to the occurrence of some of them in biological fluids

1948 • 639 citations

Degradation, structure and some derivatives of cephalosporin N

1954 • 129 citations

Isolation of cephalosporin C, a penicillin-like antibiotic containing <scp>d</scp>-α-aminoadipic acid

1956 • 126 citations

THE RÔLE OF POLYGLUTAMYL PTERIDINE COENZYMES IN SERINE METABOLISM

1956 • 40 citations

Synthesis of <scp>d</scp>-δ-amino-δ-carboxyvalerylglycine (a degradation product of cephalosporin N) and of <scp>dl</scp>-δ-amino-δ-carboxyvaleramide

1954 • 34 citations

The N-terminal and sulphur-containing residues of bacitracin A

1955 • 31 citations