the amount of vital cells recovered , their morphology ( studied by sem ) and some of their biochemical aspects concerning the differentiation processes ( aerobic glycolysis , cell production of camp and cea ) were investigated in a strain of h4 hepatoma cultured for 8 days in the presence of 5 microm retinol ( r ) or retinoic acid ( ra ) .
C0007589
differentiation
C0007634
cell