Othman Omar The enzyme UDP-Galactose-4-Epimerase from E. Coli : kinetic studies in relation to pH and a survey of the effects of chemical modifications upon activity / by Othman Omar - Sheffield : University of Sheffield, 1979 - 140 p. ; 34 cm. Thesis (Ph.D)-University of Sheffield p. 134-140 Subjects--Topical Terms: Enzyme kinetics