TXA2


Also found in: Acronyms.

TXA2

abbreviation for thromboxane A2.

thromboxane A2

(throm-bok'san),

TXA2

An unstable compound synthesized in platelets and other cells from a prostaglandin, PGH2. It acts to aggregate platelets, is a potent vasoconstrictor, and mediates inflammation.
See: eicosanoid; prostaglandin; prostanoids

TXA2

thromboxane.
Mentioned in ?
References in periodicals archive ?
This R value showed more dynamic range and sensitivity related to secondary platelet aggregation due to TXA2 release, causing a minor left shift in the [IC.
Effects of active fractions of Danshen or Sanqi on platelet adhesion, aggregation and TXA2, PGI2 in normal rats.
Comparison of the antispastic and endothelium-protective features of papaverine, varapamil and glyceryl trinitrate Papaverine Verapamil GT (undiluted) OnsetF of effect + ++ +++ Duration of effect ++ +++ Spasm prevention + ++ - Spasm reversal + ++ +++ Block of receptor-mediated + - +++ contraction ([alpha]1, TXA2 receptor) Blockade of depolarizing ++ +++ ++ agent-mediated contraction (K+) pH of solution Acidic Neutral Protection of endothelium + +++ None or weak (-); medium (+); strong (++); extra strong (+++) GT- glyceryl trinitrate Table 2.