GLYCOPROTEIN OF HUMAN ORIGIN, PHYSIOLOGICALLY ACTIVE FACTOR COMPRISING THE SAME, AND PHARMACEUTICAL PREPARATION CONTAINING THE SAME AS ACTIVE INGREDIENT

摘要

A glycoprotein is obtained from a supernatant of a culture medium of the fibroblasts of human origin. It has an antitumor activity and activities of inducing the differentiation of leukemia cells, enhancing cell-mediated immunity, accelerating the proliferation of endothelial cells of human blood vessel, and proliferating hepatic parenchymal cells.