Modulation of Mast Cell Activity by a Peptide Agonist of the Thrombin Receptor: Role of Nitric Oxide

cNOS) constitutive NO-synthase; iNOS) inducible NO-syn-thase; NO) nitric oxide; oxyHb) oxyhemoglobin; PAF) plate-let activating factor; PAR-1) protease-activated receptor; RPMC) rat peritoneal mast cells; PRP) platelet rich plasma; TRAP-6) thrombin receptor agonist peptide; haTRAP-6) high affinity TRAP-6 analog. * To whom correspondence should be addressed