PA1 2HCl is a blocker of photoswitchable epithelial sodium channel (ENaC). PA1 2HCl enables the optical control of ENaC channels, in particular the δβγ isoform, by switching between blue and green light, or by turning on and off blue light.
Taltobulin trifluoroacetate is a synthetic analogue of the tripeptide hemiasterlin, is a potent agent of antimicrotubule that circumvents P-glycoprotein-mediated resistance in vitro and in vivo.