The interaction of penicillinase with penicillins I. Effect of substrates and of a competitive inhibitor on native and urea-treated enzyme

The determination of enzyme inhibitor constants

1953 • 4,050 citations

Synthesis of Penicillin: 6-Aminopenicillanic Acid in Penicillin Fermentations

1959 • 385 citations

Purification of penicillin-induced penicillinase of Bacillus cereus NRRL 569: a comparison of its properties with those of a similarly purified penicillinase produced spontaneously by a constitutive mutant strain

1956 • 155 citations

BACTERIOLOGICAL STUDIES ON A NEW PENICILLIN—BRL.1241

1960 • 144 citations

STUDIES ON PENICILLINASE

1947 • 102 citations

The Effect of Urea and Guanidine Hydrochloride on Activity and Optical Rotation of Penicillinase

1960 • 75 citations

Two antigenically different states of active penicillinase

1958 • 55 citations

The activity and specificity of inducers of penicillinase production in Bacillus cereus, strain NRRL569

1957 • 48 citations

BIOSYNTHESIS OF PENICILLINS

1948 • 37 citations

THE SYNTHESIS OF SUBSTITUTED PENICILLINS AND SIMPLER STRUCTURAL ANALOGS. VII. THE CYCLIZATION OF A PENICILLOATE DERIVATIVE TO METHYL PHTHALIMIDOPENICILLANATE

1953 • 31 citations

Evidence for a change in the active site of penicillinase caused by a competitive inhibitor

1961 • 24 citations

The effect of urea on the activity of penicillinase

1958 • 22 citations

An effect of the substrate on ureamodified penicillinase.

1960 • 17 citations

Biosynthesis of penicillins; studies with new biosynthetic penicillins on penicillin resistance.

1948 • 11 citations