FIRST ORPHAN ASSIGNED. “Applying the reverse endocrinology approach to the retinoid X receptor (RXR) led to the identification of the first endogenous ligand for an orphan nuclear receptor (9-cis retinoic acid, a metabolite of vitamin A), establishing RXR as the founding member of the “adopted” orphan class.”
https://lnkd.in/dXjCCgQ