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Substratum for cell culture and a method for culturing and isolating cells using same

  • US 4,559,304 A
  • Filed: 08/08/1983
  • Issued: 12/17/1985
  • Est. Priority Date: 08/09/1982
  • Status: Expired due to Fees
First Claim
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1. In a mammalian cell culture containing a substratum and nutrient medium, the improvement comprising a substratum composed of collagen which has been modified by chemical means to increase the charge of the collagen to a degree sufficient to enhance mammalian cell attachment.

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