Method of immobilizing live microorganisms

Details Method of immobilizing live microorganisms Method of immobilizing live microorganisms

C - Chemistry, Metallurgy

12

N

195/44, 195/34.4

C12N 11/08 (2006.01) C12N 11/04 (2006.01)

Patent

CA 1180670

Abstract A live microorganism is immobilized into a hydrogel by adding the live microorganism-into a 1-25 wt.% aqueous solution of a polyvinyL Alcohol having degree of hydrolysis not less than 95 mo1% and a viscosity-average polymerization degree of not less than 1,500, pouring, the resulting aqueous suspension into a desired shape of a vessel or mold, freeze-molding the aqueous suspension at a temperature lower than -6°C, then vacuum- dehydrating the resulting molded article without thawing it to a dehydration percentage not lower than 5 wt.%, and if required immersing the dehydrated article in water.

396893

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