"Y-27632 is highly potent, cell-permeable, selective ROCK (Rho-associated coiled coil forming protein serine/threonine kinase) inhibitor. Ki = 140 nM for p160ROCK. Y-27632 also inhibits ROCK-II with equal potency. The inhibition is competitive with respect to ATP."
- -Sigma Product Description
10uM in culture
>28 Xenbase articles contain a reference to Y27632 or Y-27632 according to textpresso