SIMPULAN SIMPULAN DAN SARAN

Droge, W. 2002. Free Radicals in the Physiological Control of Cell Function. Physiological Reviews. 82: 47-95. Eldershaw, T.P., E.Q. Colquhoun, K.L. Bennett, K.A. Dora, dan M.G. Clark. 1994. Resiniferatoxin and Piperin: Capsaicin-Like Stimulators of Oxygen Uptake in the Perfused Rat Hindlimb. Life Sciences. 55: 389-97. Epstein, W.W., D.F. Netz, dan J.L. Seidel. 1993. Isolation of Piperine from Black Pepper. Journal of Chemical Education. 70: 598-9. Fisher, H. 2005. Why We Love: The Nature and Chemistry of Romantic Love. Henry Holt and Company. New York. hlm. 26-77. Hardy, D.F. dan J.F. Debold. 1971. Effects of Mounts Without Intromission Upon the Behavior of Female Rats During the Onset of Estrogen-induced Heat. Physiology and Behavior. 7: 643-5. Halliwell, B. dan J.M.C. Gutteridge. 1999. Free Radicals in Biology and Medicine. Oxford University Press. New York. hlm. 20-394. Hull, E.M., J.W. Muschamp, dan S. Sato. 2004. Dopamine and Serotonin: Influences on Male Sexual Behavior. Physiology and Behavior. 83: 291- 307. Info Kedokteran. 2011. Referat Kedokteran: Disfungsi Ereksi, Etiologi dan Klasifikasi. http:www.infokedokteran.comreferat-kedokteranreferat- kedokteran-disfungsi-ereksi-etiologi-dan-klasifikasi.html. 17 April 2013. Kadam, P.V., K.N. Yadav, F.A. Patel, F.A. Karjikar, dan M.J. Patil. 2013. Pharmacognostic, Phytochemical, and Physicochemical Studies of piper nigrum Linn. Fruit Piperaceae. International Research Journal of Pharmacy. 4: 189-193. Kamtchouing, P., G.Y.F. Mbongue, T. Dimo, P. Watcho, H.B. Jatsa, dan S.D. Sokeng. 2002. Effects of Aframomum melegueta and Piper guineense on Sexual Behaviour of Male Rats. Behavioural Pharmacology. 13: 243-7. Kandeel, F.R., V.K.T. Koussa, dan R.S. Swerdloff. 2001. Physiology, Pathophysiology, Clinical Investigation, and Treatment. In: Male Sexual Function and Its Disorders. http:edrv.endojournals.orgcontent223342.full. 17 April 2013. Kimball, J.W. 1994. Biologi Jilid 2. Diterjemahkan oleh Siti Soetarmi Tjitrosomo dan Nawangsari Sugiri. Erlangga. Jakarta. hlm. 156-68. Kolhe, S.R., P. Borole, dan U. Patel. 2011. Extraction and Evaluation of Piperine from Piper nigrum Linn. International Journal of Applied Biology and Pharmaceutical Technology. 2: 144-9.