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Lyophilization of cells

  • US 5,045,446 A
  • Filed: 07/11/1989
  • Issued: 09/03/1991
  • Est. Priority Date: 08/26/1988
  • Status: Expired due to Fees
First Claim
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1. A process for the lyophilization of cells having a cell membrane, comprising immersing a plurality of cells in a water solution which includes a monosaccharide, which is capable of permeating the membrane of the cells, in a concentration of from about 7.0 to 37.5%;

  • freezing the solution; and

    drying the frozen cells by sublimation of the water.

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