Stable immunogen composition for oral administration
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United States of America Patent
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Jan 5, 1993
Grant Date -
N/A
app pub date -
Sep 28, 1990
filing date -
Sep 29, 1989
priority date (Note) -
Expired
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Abstract
A stable immunogen composition for oral administration which includes a dried spherical form comprised of an immunogen capable of immunizing human or animals and a gelatin having an average molecular weight of 80,000-120,000 and jelly strength of more than 150 (Bloom, g, 6.2/3%), and is enteric.
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