ALEXANDRIA, Va., Nov. 18 -- United States Patent no. 12,473,262, issued on Nov. 18, was assigned to Oregon State University (Corvallis, Ore.).

"Aryl hydrocarbon receptor activators" was invented by Siva Kumar Kolluri (Corvallis, Ore.), Nancy I. Kerkvliet (Corvallis, Ore.), Sebastian Bernales (San Francisco), Jit Chakravarty (Edmond, Okla.), Brahmam Pujala (Greater Noida, India), Pasha Khan (New Delhi), Varun Kumar (New Delhi), Abhinandan Danodia (Greater Noida, India) and Gonzalo Ureta (Santiago, Chile).

According to the abstract* released by the U.S. Patent & Trademark Office: "Small molecule AhR ligands are disclosed. The ligands can induce the differentiation of Tr1 cells to suppress pathogenic immune responses without inducing nonspec...