Chemistry: molecular biology and microbiology – Maintaining blood or sperm in a physiologically active state...
Patent
1990-11-14
1993-07-27
Rosen, Sam
Chemistry: molecular biology and microbiology
Maintaining blood or sperm in a physiologically active state...
435177, 435182, 424561, 600 35, A01N 102, A61K 3552
Patent
active
RE0343269
ABSTRACT:
Sperm are encapsulated in a nontoxic polymer which is freely flowing at body temperature and a gel or solid at temperatures of storage and transfer. On delivery to the reproductive tract, the polymer microcapsule liquifies and the sperm are released.
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British Technology Group USA Inc.
Cooper Iver P.
Rosen Sam
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