6.3.5.3 brain - 1664 6.3.5.3 colon - 1664 6.3.5.3 colonic carcinoma cell - 1664 6.3.5.3 Ehrlich ascites carcinoma cell - 1667, 1668, 1669 6.3.5.3 gametophyte enzyme activity is essential for male gametophytes 694724 6.3.5.3 heart - 1664 6.3.5.3 hepatoma cell 16, 20, 44, 7787, 7777, 3924A, 5123tc 1664 6.3.5.3 liver - 1663, 1664, 1665, 1666, 1667 6.3.5.3 lung - 1664 6.3.5.3 additional information increased activity in replicating cells and in tumors 1664 6.3.5.3 neuron - 745587 6.3.5.3 renal cell carcinoma cell - 1664 6.3.5.3 renal cortex - 1664 6.3.5.3 SH-SY5Y cell - 745587 6.3.5.3 skeletal muscle - 1664 6.3.5.3 small intestine - 1664 6.3.5.3 spleen - 1664 6.3.5.3 testis - 1664 6.3.5.3 thymus - 1664