An aromatic amide C-glycoside and a cyclitol derivative from stem barks of Piper guineense Schum and Thonn (Piperaceae)

Abdou, 2010, Phenolic compounds and radical scavenging potential of twenty Cameroonian spices, Agri Biol J North America, 1, 213, 10.5251/abjna.2010.1.3.213.224 Agbor, 2005, Antioxidant capacity of some herbs/spices from Cameroon: a comparative study of two methods, J. Agric. Food Chem., 53, 6819, 10.1021/jf050445c Abila, 1993, Anticonvulsant effects of extracts of the West African black pepper, Piper guineense, J. Ethnopharmacol., 39, 113, 10.1016/0378-8741(93)90026-2 Addae-Mensah, 1977, Novel amide alkaloids of the roots of Piper guineense, Phytochemistry, 16, 757, 10.1016/S0031-9422(00)89248-1 Asawalam, 2006, Insecticidal and repellent properties of Piper guineense seed oil extract for the control of maize weevil, Sitophilus zeamais, Electron. J. Environ. Agric. Food Chem., 5, 1389 Ayitey-Smith, 1983, Effects of wisanine and dihydrowisanine on aggressive behaviour in chicks, Eur. J. Pharmacol., 95, 139, 10.1016/0014-2999(83)90279-0 Bouchet, 1998, Radical scavenging activity and antioxidant properties of tannins from Guiera senegalensis (Combretaceae), Phytother. Res., 12, 159, 10.1002/(SICI)1099-1573(199805)12:3<159::AID-PTR209>3.0.CO;2-C Chen, 1999, 2,2-Diphenyl-1-picrylhydrazyl radical scavenging active components from Polygonum multiflorum Thunb, J. Agric. Food Chem., 47, 2226, 10.1021/jf990092f Cuendet, 1997, Iridoid glucosides with free radical scavenging properties from Fagraea blumei, Helv. Chim. Acta, 80, 1144, 10.1002/hlca.19970800411 Ekundayo, 1988, Essential oil constituents of Ashanti pepper (Piper guineense) fruits berries, J. Agric. Food Chem., 36, 880, 10.1021/jf00083a001 Focho, 2009, Medicinal plants of Aguambu-Bamundu in the Lebialem highlands, southwest province of Cameroon, Afr. J. Pharm. Pharmacol., 3, 1 Ge, 2007, Isolation of chlorogenic acids and their derivatives from Stemona japonica by preparative HPLC and evaluation of their anti-AIV (H5N1) activity in vitro, Phytochem. Anal., 18, 213, 10.1002/pca.974 Haensel, 1966, Isolation of a new lignan (yangambin) and its possible correlation with piperine, Z. Naturforsch. B, 21, 530 Hyun, 2010, Isolation of phenolics, nucleosides, saccharides and an alkaloid from the root of Aralia cordata, Nat. Prod. Sci., 16, 20 Jiofack, 2009, Ethnobotanical uses of some plants of two ethnoecological regions of Cameroon, Afr. J. Pharm. Pharmacol., 3, 664 Kalu, 2006, Women in processing and marketing of non-timber forest products: case study of Benin City, Nigeria, J. Agron., 5, 326, 10.3923/ja.2006.326.331 Kweon, 2001, Identification and antioxidant activity of novel chlorogenic acid derivatives from Bamboo (Phyllostachys edulis), J. Agric. Food Chem., 49, 4646, 10.1021/jf010514x Laphookhieo, 2004, Pentacyclic triterpenoid esters from the fruits of Bruguiera cylindrical, J. Nat. Prod., 67, 886, 10.1021/np0305122 Marston, 2006, Developments in the application of counter-current chromatography to plant analysis, J. Chromatogr. A, 1112, 181, 10.1016/j.chroma.2005.10.018 Martins, 1998, Essential oils from four Piper species, Phytochemistry, 49, 2019, 10.1016/S0031-9422(98)00391-4 Maurya, 2004, Constituents fo Pterocarpus marsupium: an ayurvedic crude drug, Phytochemistry, 65, 915, 10.1016/j.phytochem.2004.01.021 Nakatani, 2000, Identification, quantitative determination, and antioxidative activities of chlorogenic acid isomers in prune (Prunus domestica L.), J. Agric. Food Chem., 48, 5512, 10.1021/jf000422s Negbenebor, 1999, Evaluation of Clarias anguillaris treated with spice (Piper guineense) for washed minced and kamaboko-type product, J. Food Compos. Anal., 12, 315, 10.1006/jfca.1999.0824 Ngane, 2003, Antifungal activity of Piper guineense of Cameroon, Fitoterapia, 74, 464, 10.1016/S0367-326X(03)00112-6 Noumi, 1998, Aphrodisiac plants used in Cameroon, Fitoterapia, 69, 125 Ntonifor, 2006, Antifeedant activities of crude seed extracts of tropical African spices against Spodoptera littoralis (Lepidoptera: Noctuidae), Int. J. Trop. Insect Sci., 26, 78, 10.1079/IJT2006104 Nwinyi, 2009, Antibacterial effects of extracts of Ocimum gratissimum and piper guineense on Escherichia coli and Staphylococcus aureus, Afr. J. Food Sci., 3, 77 Ofuya, 2002, Aspects of Insecticidal action of Piper guineense Schum and Thonn fruit powders against Callosobruchus maculatus (F.) Coleoptera: Bruchidae), Niger. J. Entomol., 19, 40 Ohaga, 2007, Larvicidal activity of Piper guineense and Spilanthes mauritiana crude-powder against Anopheles gambiae and Cules quinquefasciatus in Kilifi District, Kenya, J. Biol. Sci., 7, 1215, 10.3923/jbs.2007.1215.1220 Ohigashi, 1983, vol. 61, 104 Okigbo, 2007, The antimicrobial effects of Piper guineense ‘uziza’and Phyllantus amarus ‘ebe-benizo’on Candida albicans and Streptococcus faecalis, Acta Microbiol. Immunol. Hungar., 54, 353, 10.1556/AMicr.54.2007.4.3 Okogun, 1974, Extracts from the fruits of Piper guineense, J. Chem. Soc., Perkin Trans. I, 19, 2195, 10.1039/p19740002195 Okogun, 1977, New amides from the extracts of Piper guineense, Phytochemistry, 16, 1295, 10.1016/S0031-9422(00)94379-6 Oyedeji, 2005, Essential oil composition of Piper guineense and its antimicrobial activity. Another chemotype from Nigeria, Phytother. Res., 19, 362, 10.1002/ptr.1679 Sandberg, 2005, A Swedish collection of medicinal plants from Cameroon, J. Ethnopharmacol., 102, 336, 10.1016/j.jep.2005.06.032 Sondengam, 1977, A new piperine-type amide from Piper guineense, Phytochemistry, 16, 1121, 10.1016/S0031-9422(00)86769-2 Sondengam, 1977, The structure of okolasin, a new alkaloid from Piper guineense, Tetrahedron Lett., 18, 367, 10.1016/S0040-4039(01)92638-3 Wang, 2008, A new phloroglucinol diglycoside derivative from Hypericum japonicum Thunb, Molecules, 13, 2796, 10.3390/molecules13112796