Journal of the American Chemical Society

2-Pyrimidinethiols

RA Mathes

Index: Mathes Journal of the American Chemical Society, 1953 , vol. 75, p. 1747

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Citation Number: 62

Abstract

TABLE I EFFECT OF PROTEIN CONCENTRATION ON THE ACCUMULATION OF UREASE IN FROTH FRACTIONS' Av. purifn. Max. purifn. Activity recovd. Concn. (froth fractions (best in all fractions, % prepn.b only) fraction) % 0.125 4.1 (2)c 4.1 52 .160 7 . 2 (3) 9 . 7 >100d .300 2.3 (4) 3.0 77 .500 1.9 (7) 2.5 72 “The jackbean urease was dissolved in 0.2 M acetate buffer pH 5.0. The volume foamed was 100 ml. The foaming was carried out in a gas washing bottle ...