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Lignan and amides from Piper sylvaticum
Phytochemistry, Volume 13, Issue 10, October 1974, Pages 2327-2328
J. Banerji, K.P. Dhara
http://www.sciencedirect.com/science/article/pii/00319422748505572
J Ethnopharmacol. 2015 Mar 13;162:87-96. doi: 10.1016/j.jep.2014.12.038. Epub 2014 Dec 31.
Lignans and aromatic glycosides from Piper wallichii and their antithrombotic activities.
Shi YN1, Shi YM1, Yang L2, Li XC3, Zhao JH2, Qu Y2, Zhu HT2, Wang D2, Cheng RR2, Yang CR2, Xu M4, Zhang YJ5.
http://www.sciencedirect.com/science/article/pii/S03788741140094283
8-Hentriacontanol and other constituents from Piper attenuatum
Phytochemistry, Volume 30, Issue 6, 1991, Pages 2075-2076
M.A. Sumathykutty, J.Madhusudana Rao
http://www.sciencedirect.com/science/article/pii/003194229185070G4
Studies on antidepressant and antinociceptive effects of ethyl acetate extract from Piper laetispicum and structure–activity relationship of its amide alkaloids
Fitoterapia, Volume 82, Issue 7, October 2011, Pages 1086-1092
Hui Xie, Ma-cheng Yan, Di Jin, Jia-jia Liu, Min Yu, Dong Dong, Cheng-cheng Cai, Sheng-Li Pan
http://www.sciencedirect.com/science/article/pii/S0367326X110017425
Laetispicine, an amide alkaloid from Piper laetispicum, presents antidepressant and antinociceptive effects in mice
Phytomedicine, Volume 16, Issue 9, September 2009, Pages 823-829
C.Y. Yao, J. Wang, D. Dong, F.G. Qian, J. Xie, S.L. Pan
http://www.sciencedirect.com/science/article/pii/S0944711309000439