Title:
PRESERVATIVE FOR LOW-TEMPERATURE PRESERVATION OF BIOLOGICAL MATERIALS, AND METHOD FOR PRESERVING BIOLOGICAL MATERIALS AT LOW TEMPERATURES
Document Type and Number:
WIPO Patent Application WO/2013/047665
Kind Code:
A1
Abstract:
Disclosed are a preservative for the low-temperature preservation (low temperature signifies temperatures higher than 0°C but not more than 20°C) of biological materials, said preservative containing a flavonoid glycoside compound represented by formula (I) [in the formula, R1 and R2 are each -H or a glucose residue, with at least one being a glucose residue, and R3 to R9 are the same or different, and are each -H, -OH or an alkoxy group]; a preservation solution for the low-temperature preservation of biological materials, said preservation medium containing said preservative; and a method for preserving biological materials characterized by immersing a biological material in a solution containing a flavonoid glycoside compound represented by formula (I), and maintaining said solution at a low temperature that is higher than 0°C but not more than 20°C.
Inventors:
KATO FUMINORI (JP)
FUJIKAWA SEIZO (JP)
FUJIKAWA SEIZO (JP)
Application Number:
PCT/JP2012/074907
Publication Date:
April 04, 2013
Filing Date:
September 27, 2012
Export Citation:
Assignee:
ISHIHARA SANGYO KAISHA (JP)
International Classes:
A01N1/02; A23B4/00; A23B7/14; A23L3/349; A23L3/3499; A61K35/12; A61K35/14; A61K35/36; A61K35/407; A61P43/00; C12N5/00
Domestic Patent References:
| WO2009109574A2 | 2009-09-11 | |||
| WO2004019680A1 | 2004-03-11 | |||
| WO2006070883A1 | 2006-07-06 |
Foreign References:
| JP2000344602A | 2000-12-12 | |||
| JPH04278044A | 1992-10-02 |
Attorney, Agent or Firm:
SAEGUSA & PARTNERS (JP)
Patent business corporation 3 Edakuni [Hajime] patent firm (JP)
Patent business corporation 3 Edakuni [Hajime] patent firm (JP)
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Claims: