Nippon Zenyaku Kogyo Co., Ltd.

The Japanese Red Cross Society

Zenogen Pharma Co., Ltd.

Zenoaq Resource Co., Ltd.

Kohichi Saze

Miyuki Ito

Naoto Yamashiro

Osamu Ohneda

Masumi Nagano

Minoko Takanashi

An object of the present invention is to provide (i) a cryopreservation solution which can be used for cryopreserving umbilical cord blood, peripheral blood, and a component containing hematopoietic stem cells derived from any one of these types of blood and which has characteristics suitable for various utilization forms and (ii) use of the cryopreservation solution. In a cryopreservation method in accordance with the present invention, a cryopreservation solution containing a cryoprotectant and glucose is mixed with umbilical cord blood or peripheral blood, and a mixture thus obtained is frozen.

Method for administering umbilical cord blood or peripheral blood

To provide an aqueous solution for cell preservation which is free of a natural animal-derived component such as a basal medium or serum. An aqueous preservation solution showing a high cell survival rate was obtained by removing a natural animal-derived component such as a basal medium or serum and controlling other components and their concentrations.

Aqueous solution for cell preservation

Growing community of inventors

Fukushima, Japan

Kohichi Saze