(+)-ITD-1 - HY-137063

(+)-ITD-1 is an inhibitor for TGF-β, that inhibits the TGF-β2 with an IC50 of 0.46 μM. (+)-ITD-1 promotes the degradation of TGF-b type II receptor (TGFBR2) and the differentiation of cardiomyocyte, and inhibits the mesoderm formation in the early differentiation stage of mouse embryonic stem cells (mESCs)[1].