Slozhenikina L V, Fialkovskaia L A, Kuzin A M
Radiobiologiia. 1989 Jul-Aug;29(4):473-6.
Taking spontaneous glucokinase synthesis as an example the authors showed an increase in the rate of enzymatic differentiation against the insignificantly increased natural radiation background, which might serve as a supporting evidence of the previously obtained data confirming the necessity of the natural radioactive background for the development of mammals.