Combinations of antigen and mucosal binding component for inducing specific immunological tolerance
AssigneeJacob Sten Petersen
InventorJACOB STEN PETERSEN
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Abstract
This invention provides combinations of a tolerance-inducing antigen such as insulin and a mucosal binding component that preferably binds ganglioside GM 1. The components are present in a non-covalent arrangement. When administered to a mucosal surface, the combinations are effective in inducing specific immunological tolerance at a 10-fold lower dose than antigen alone. Tolerance is sustained for a number of weeks without the necessity of booster administrations. The compositions and procedures of this invention are of benefit for the prevention or amelioration of conditions attributable to an unwanted immunological response.
Claims26
A method of inducing sustained immunological tolerance in an individual to a target antigen, comprising administering to a mucosal surface of the individual a composition comprising an effective combination of an inducing antigen and a mucosal binding component in an unconjugated form.
A method of inducing sustained immunological tolerance in an individual to an allergen or a mucosal antigen, comprising administering to a mucosal surface of the individual a composition comprising an effective amount of a mucosal binding component.
A pharmaceutical composition for mucosal administration in the treatment of Type I diabetes or insulitis, comprising an effective combination of insulin peptide and a mucosal binding component in an unconjugated form.
Dependencies are inferred from the claim text.