Target validation uncouples TSPO from 19-Atriol-mediated inhibition of steroidogenesis and reveals true enzymatic targets
Amy H. Zhao, Prasanthi P. Koganti, Mingxing Qian, Anthony G. K. Garcia, Patrick O’Day, Richard Joseph Auchus, Douglas F. Covey, Vimal Selvaraj
This study shows 19-Atriol inhibits steroidogenesis by directly targeting 3β-HSD and other enzymes, not via TSPO, resolving a long-standing mechanistic confusion.
bioRxiv · Sep 25, 2025 · PreprintPharmacology & Toxicology