the levels of hexokinase , as well as those of the cytoplasmic glycolytic enzyme lactate dehydrogenase and the mitochondrial tricarboxylic acid cycle enzymes fumarase and citrate synthase , have been determined in whole rat brain and in neuronal , astrocytic , and oligodendroglial fractions isolated from rat brain .
C0010834
cytoplasmic
C0026237
mitochondrial