in a parallel examination of the relative concentrations of the individual subfractions in the same tissues from the three avian species it has been found that the relative concentration of subfractions 3 and 2 is increased in the skeletal muscles , heart , brain , and liver , that subfraction 2 is increased in the intestinal mucosa , that subfractions 4 and 3 are increased in the pancreas , and that subfractions 1 , 1a , and 4 are increased in the erythrocytes .
C0086045
concentration
C0006104
brain