Asahi Kasei Kogyo Kabushiki Kaisha

Kimimasa Yamada

Naokuni Yamawaki

Takeji Kaieda

A method of inducing antitumor immunocytes which is simple in operation and suitable for inducing antitumor immunocytes having not only excellent cytotoxic activity against tumor cells but also high safety, which method comprises contacting leucocytes with an insoluble, antitumor immunocyte-inducing material capable of linking with T cells, said antitumor immunocyte-inducing material comprising an insoluble carrier and a ligand linked therewith. The induced antitumor immunocytes can be simply separated in substantially ligand-free form from the insoluble, antitumor immunocyte-inducing material. The obtained antitumor immunocytes have not only excellent cytotoxic activity against tumor cells but also high safety.

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Fuji, Japan

Kimimasa Yamada