Galactosemia (G) is due to either partial or complete deficiency of the enzyme galactose-1-phosphate uridyl transferase (Ts). In females with G, there is a high incidence of premature ovarian failure.

A PREVIOUS report 1 dealt with the enzymatic conversion of galactose-1-phosphate into glucose-1-phosphate and mentioned that a thermostable factor is necessary for the reaction. This factor has ...