Cell cryopreservation composition and cryopreservation method

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United States of America

PATENT NO 12127553
APP PUB NO 20220272963A1
SERIAL NO

17664194

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Abstract

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A cell cryopreservation method including adding a 1 volume % of a composition comprising 0.01 wt % to 20 wt % of a sophorose lipid to cells in a cell culture medium just before or up to 6 hours before cryopreserving the cells; and cryopreserving the cell culture medium, wherein the composition improves cell viability after cryopreservation compared to cells that are cryopreserved with a similar composition that does not contain the sophorose lipid.

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Patent Owner(s)

  • SARAYA CO. LTD.; OSAKA UNIVERSITY

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Hirata, Yoshihiko Kashiwara, JP 18 158
Ishii, Nanase Kashiwara, JP 3 7
Miyagawa, Shigeru Suita, JP 50 117
Nogami, Asuka Kashiwara, JP 3 0
Ohkawara, Hirotatsu Suita, JP 3 4
Ryu, Mizuyuki Kashiwara, JP 4 19
Saito, Atsuhiro Suita, JP 23 121
Sawa, Yoshiki Suita, JP 83 807
Tatsumi, Motoki Kashiwara, JP 5 17

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