Inhibition of human platelet aggregation by S-nitrosothiols. Heme-de-pendent activation of soluble guanylate cyclase and stimulation of cyclic GMP accumulation - Mellion, R.T; Ignarro, L.J; Myers, C.B; Ohlstein, E.H; Ballot, B.A; Hyman, A.L; Kadowitz, P.J (Mol Pharmacol, 1983)