Toray Industries, Inc.

Tatsutoshi Nakahata

Tetsuo Sudo

Katsuaki Kojima

Genji Kawano

Emiko Sano

Ryuhei Tanaka

Tetsuo Kubo

Atsushi Komiyama

A hemopoietic stem cell augmenting agent in which at least one type of hepatocyte growth factor is contained as an active component is provided. The hepatocyte growth factor has an augmenting activity on undifferentiated pluripotent hemopoietic stem cells and is useful as a hemopoietic stem cell augmenting agent for treatment of bone marrow suppression and for treatment of bone marrow malfunctions and furthermore is useful for in vitro growth of peripheral blood stem cells and bone marrow stem cells. Furthermore, a hepatocyte growth factor derived from human normal fibroblasts which is considered to be a type of hepatocyte growth factor can be obtained by genetic recombination techniques, and said factor is also useful as a hemopoietic stem cells augmenting agent.

Hemopoietic stem cell multiplier

Hematopoietic stem cell growth-promoting compositions containing a

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Matsumoto, Japan

Tatsutoshi Nakahata