Alginate-based vaccine compositions

  • US 5,674,495 A
  • Filed: 02/27/1995
  • Issued: 10/07/1997
  • Est. Priority Date: 02/27/1995
  • Status: Expired due to Fees
First Claim
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1. A vaccine composition for oral administration to vertebrate species to stimulate an immune response in the vertebrate species against a preselected antigen through contact of the antigen with a gut-associated lymphoid tissue of the vertebrate species, said composition comprising an antigen formulation in a delivery vehicle consisting essentially of an alginate gel, said antigen being present in an amount effective to induce an immune response in said vertebrate, wherein the alginate gel enhances the immune response against the preselected antigen.

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