Blocker of Kir1.1 channels; displays >250-fold selectivity for Kir1.1 (Kd values are 1.1, 274 and 361 nM for Kir1.1, Kir3.1/3.2 and Kir3.1/3.4 respectively). Derivative of tertiapin-Q.

VIP (3-28) (human, bovine, porcine, rat)

Foxy-5 is a peptide that mimics the WNT5A protein and is expected to reduce the mobility of the cancer cells. Foxy-5 triggers cytosolic free calcium signaling without affecting β-catenin activation and it impairs the migration and invasion of epithelial cancer cells.