EIPA hydrochloride (L593754 hydrochloride) is a TRPP3 channel inhibitor with an IC50 of 10.5 μM[1]. EIPA also inhibits Na+/H+-exchanger (NHE)[2] and macropinocytosis[3]. IC50: 10.5 μM (TRPP3 channel)[1]NHE[2]Macropinocytosis[3]
[1]. Dai XQ, et al. Inhibition of TRPP3 channel by MK-870 and analogs. Mol Pharmacol. 2007 Dec;72(6):1576-85. [2]. Shi H, et al. Na+/H+ Exchanger Regulates Amino Acid-Mediated Autophagy in Intestinal Epithelial Cells. Cell Physiol Biochem. 2017;42(6):2418-2429. [3]. Zhu BY, et al. A new HDAC inhibitor cinnamoylphenazine shows antitumor activity in association with intensive macropinocytosis.