US Patent 5,492,902
United States Patent and Trademark Office
The United States of America as represented by the Secretary of (Washington, DC) ; University of Iowa Research Foundation (Iowa City, IA, US) ; Biotechnology Research & Development Corporation (Peoria, IL)
Shearinines A, B and C, and 21-Isopentenylpaxilline are ascostromatal metabolites of the fungus Eupenicillium shearii. These indole alkaloid compounds are effective for controlling Coleopteran and Lepidopteran insects and the fall armyworm, Spodoptera frugiperda.
Belofsky, Gilbert N.; Gloer, James B.; Wicklow, Donald T.; and Dowd, Patrick F. Indole antiinsectan metabolites from the ascostromata of Eupenicillium shearii. US Patent 5,492,902 filed December 02, 1994 and issued February 20, 1996. https://ir.uiowa.edu/patents/149