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Title:
VIRUS RECOVERY METHOD
Document Type and Number:
WIPO Patent Application WO/2023/277173
Kind Code:
A1
Abstract:
A virus recovery method that comprises lowering the survival rate of cells in a liquid culture medium and filtering the liquid culture medium containing a virus produced by the cells using a hollow fiber membrane to recover the virus, wherein the hollow fiber membrane has an inclined structure in which the average pore size decreases from the primary side to the secondary side in the membrane thickness direction.

Inventors:
MIYAOKA RIMI (JP)
TANIGUCHI HIROKI (JP)
OKADA TAKASHI (JP)
Application Number:
PCT/JP2022/026434
Publication Date:
January 05, 2023
Filing Date:
June 30, 2022
Export Citation:
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Assignee:
ASAHI KASEI MEDICAL CO LTD (JP)
International Classes:
C12N7/02; B01D61/00; B01D69/08; C12N1/00; C12N1/02
Domestic Patent References:
WO2010035793A12010-04-01
WO2020023612A12020-01-30
WO2010035793A12010-04-01
WO2020023612A12020-01-30
Foreign References:
JP2007295937A2007-11-15
JP2018076291A2018-05-17
JP2004525755A2004-08-26
JP2020121299A2020-08-13
JP2018076291A2018-05-17
JP6530171B22019-06-12
Attorney, Agent or Firm:
INABA, Yoshiyuki et al. (JP)
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