19 citations Acute effects of sildenafil in patients with primary pulmonary hypertension receiving epoprostenol.

Kuhn, K.P., Wickersham, N.E., Robbins, I.M., Byrne, D.W.; Exp Lung Res. 2004 Mar.

58 citations [3H]sildenafil binding to phosphodiesterase-5 is specific, kinetically heterogeneous, and stimulated by cGMP.

Corbin, J.D., Blount, M.A., Weeks, J.L., Beasley, A., Kuhn, K.P., Ho, Y.J., Saidi, L.F., Hurley, J.H., Kotera, J., Francis, S.H.; Mol Pharmacol. 2003 Jun.

207 citations Outcome in 91 consecutive patients with pulmonary arterial hypertension receiving epoprostenol.

Kuhn, K.P., Byrne, D.W., Arbogast, P.G., Doyle, T.P., Loyd, J.E., Robbins, I.M.; Am J Respir Crit Care Med. 2003 Feb 15.