after density separation of the erythrocytes in both normal adults and children and in individuals with increased erythropoiesis , a correlation to age-factors was evident ( pyruvate kinase activity/insulin binding r = 0.59 , p less than 0.01 , reticulocyte count/insulin binding r = 0.44 , p less than 0.01 ) .
C0008059
children
C0027361
individuals