Patent Number: 7,087,425

Title: Method of purifying oocysts using enzymatic digestion of fecal debris

Abstract: The invention provides methods and compositions for purifying protozoan oocysts. In particular embodiments, the oocysts are Eimeria oocysts. The methods comprise contacting a composition comprising fecal material and protozoan oocysts with polysaccharidase under conditions sufficient to reduce the amount of fecal material in the composition.

Inventors: Hutchins; James E. (Durham, NC), Tuttle; Robert C. (Columbus, OH)

Assignee: Embrex, Inc.

International Classification: C12N 1/10 (20060101); A61K 39/12 (20060101)

Expiration Date: 8/08/02018