[Mechanism of malate dehydrogenase isoform formation in Sphaerotilus natans D-507 under different cultivation conditions].

Electrophoretically homogenous preparations of malate dehydrogenase (MDH) isoforms of the bacteria Sphaerotilus natans D-507 with specific activity 7.46 U/mg and 5.74 U/mg with respect to protein concentration have been obtained.

[Structural-functional transformation of the malate dehydrogenase system of the bacterium Sphaerotilus sp. strain D-507 depending on nutritional mode].

High-purity preparations of malate dehydrogenase (EC 1.1.1.