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Anthelmintic compositions and methods

Grant US12576129B2 Kind: B2 Mar 17, 2026

Assignee

UNIVERSITY OF MASSACHUSETTS

Inventors

Raffi Van Aroian, Gary R. Ostroff

Abstract

Compositions and methods for treating or reducing the severity or likelihood of occurrence of a parasitic worm or helminth infection in a subject are described. The methods include administering to the subject a therapeutically effective amount of a killed or inactivated recombinant bacterium expressing a crystal protein such as a Bacillus thuringiensis crystal protein (Cry) in the cytosol of the bacterium. The crystal proteins may be full length, truncated, variant, or sub-variant Cry proteins. Examples of crystal proteins include Cry5B, Cry21, Cry14A, Cry6A, and Cry13A. The recombinant bacteria may be treated with an anti-microbial agent before or during administration to a subject.

CPC Classifications

C12N 15/70 C12N 15/75 A61K 38/164 A61K 9/19 A61P 33/10

Filing Date

2022-09-23

Application No.

17934848

Claims

10