PRESERVATIVE FOR LOW-TEMPERATURE PRESERVATION OF BIOLOGICAL MATERIALS, AND METHOD FOR PRESERVING BIOLOGICAL MATERIALS AT LOW TEMPERATURE

摘要

Disclosed are: a preservative for the low-temperature preservation of biological materials, said preservative containing a flavonoid compound represented by formula (I) [in the formula, R¹ to R⁹ are the same or different, and are each -H, -OH or an alkoxy group]; a preservation medium 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 compound represented by formula (I), and keeping said solution at a low temperature.