- Discovery and pharmacological evaluation of growth hormone secretagogue receptor antagonists. Xin, Z., Serby, M.D., Zhao, H., Kosogof, C., Szczepankiewicz, B.G., Liu, M., Liu, B., Hutchins, C.W., Sarris, K.A., Hoff, E.D., Falls, H.D., Lin, C.W., Ogiela, C.A., Collins, C.A., Brune, M.E., Bush, E.N., Droz, B.A., Fey, T.A., Knourek-Segel, V.E., Shapiro, R., Jacobson, P.B., Beno, D.W., Turner, T.M., Sham, H.L., Liu, G. J. Med. Chem. (2006)