Microorganisms as carriers of nucleotide sequences coding for antigens and protein toxins, process of manufacturing and uses thereof
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United States of America Patent
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Mar 11, 2014
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Nov 13, 2007
filing date -
Nov 13, 2006
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Abstract
A Escherichia, Salmonella, Yersinia, Vibrio, Listeria, Shigella, or Pseudomonas bacterium that has the following components: (I) a polynucleotide encoding a heterologous antigenic determinant that induces a CTL response against a tumor cell; (II) a polynucleotide encoding a heterologous protein toxin or toxin subunit; and (III) (a) a polynucleotide encoding a transport system that expresses the products of (I) and (II) on the outer surface of the bacterium or that secretes products of (I) and (II) from the bacterium; and (IV) a polynucleotide that activates the expression of one or more of (I). (II), and/Or (III) in the bacterium wherein polynucleotides (I), (II), (III) and (IV) are different from each other and polynucleotides (I), (II) and (III) encode proteins that are different from each other.
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