Vaccine compositions
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United States of America Patent
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Dec 3, 2002
Issued Date -
N/A
app pub date -
Jul 19, 1996
filing date -
Jul 30, 1993
priority date (Note) -
Expired
status (Latency Note)
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Abstract
The invention provides a DNA construct comprising a DNA sequence encoding a fusion protein of the formula: TetC-(Z).sub.a -Het, wherein: TetC is the C fragment of tetanus toxin, or a protein comprising the epitopes thereof; Het is a heterologous protein, Z is an amino acid, and a is zero or a positive integer, provided that (Z).sub.a does not include the sequence Gly-Pro. The invention also provides replicable expression vectors containing the constructs, bacteria transformed with the constructs, the fusion proteins per se and vaccine compositions formed from the fusion proteins or attenuated bacteria expressing the fusion proteins.
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