... sequentialmetabolism of arachidonic acid by cyclooxygenases 1/2 and < /b> TXA2synthase, acts as a < /b> potent agonist of plateletactivation and < /b> aggregation and < /b> mediates a < /b> diversity ofactions in a < /b> number ... Ushikubi, F., Aiba, Y., Nakamura, K., Namba, T., Hirata, M.,Mazda, O., Katsura, Y. & Narumiya, S. (1993) Thromboxane A< /b> 2receptor is highly expressed in mouse immature thymocytes and< /b> mediates ... PROCEDURESMaterialsUltraspecTMtotal RNA isolation system was obtained from < /b> Biotecx Laboratories, Houston, TX, USA. PerfectlyBlunt Cloning kit, and < /b> Pellet-paint coprecipitant, wasobtained from < /b> Calbiochem-Novabiochem,...