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Transgenically produced prolactin

  • US 6,210,736 B1
  • Filed: 06/15/1998
  • Issued: 04/03/2001
  • Est. Priority Date: 06/17/1997
  • Status: Expired due to Fees
First Claim
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1. A milk preparation obtained from a transgenic mammal whose genome contains a transgene wherein said transgene comprises a polynucleotide encoding a prolactin protein operably linked to a mammary gland specific promoter, wherein said prolactin protein is expressed in the mammary epithelial cells of said transgenic mammal and wherein less than 20% of the prolactin molecules in the milk preparation of the transgenic mammal are glycosylated.

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