In addition to 12S-HETE and 12R-HETE (see 12-HETE#Blood pressure), HxA3, TrXA3, and TrXC3 but neither HxB3 nor TrXB3 relax mouse mesentery arteries pre-contracted by thromboxane A2)(TXA2).
In addition to 12S-HETE and 12R-HETE (see 12-HETE#Blood pressure), HxA3, TrXA3, and TrXC3 but neither HxB3 nor TrXB3 induce relaxation of mouse mesentery arteries that were initially constricted by thromboxane A2.