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  • Abusukhon, A.; Talib, M. (The Science and Information Organization Inc., http://ijacsa.thesai.org/, 2011)
    In parallel (IR) systems, where a large-scale collection is indexed and searched, the query response time is limited by the time of the slowest node in the system. Thus distributing the load equally across the nodes is ...
  • Chacha, M.; Mapitse, R.; Afolayan, AJ; Majinda, R.R.T. (Natural Product Inc. http://www.naturalproduct.us/, 2008)
    Investigation of the roots of Ceriops tagal led to the isolation of a new isopimarane, together with the known diterpenes isopimar-8(14)-en-15,16-diol and erythroxyl-4(17),15(16)-dien-3-one. The structure of the new ...
  • Mbaveng, A.; Ngameni, B.; Kuete, V.; Simo, I.K.; Ambassa, P.; Roy, R.; Bezabili, M.; Etoa, F.X.; Ngadjui, B.; Abegaz, B.; Meyer, J.J.M.; Lall, N.; Beng, V.P. (Elsevier Ireland Ltd. http://www.elsevier.com/wps/find/journaldescription.cws_home/506035/description#description, 2008)
    The aim of this study was to evaluate the antimicrobial activity of the crude extract of the twigs of Dorstenia barteri (DBT) as well as that of four of the five flavonoids isolated from this extract. Gram-positive bacteria ...
  • Kuete, V.; Ngameni, B.; Tsafack, A.M.; Ambassa, P.; Simo, I.K.; Bezabih, M.; Etoa, F.; Ngadjui, BT; Abegaz, B.M.; Beng, V.P. (Pharmacologyonline. http://www.pharmacologyonline.org/, 2007)
    The crude extract from the twigs of Dorstenia elliptica (DET) as well one of the five compounds isolated from this extract namely O-[3-(2, 2-dimethyl-3-oxo-2H-furan-5-yl)-3- hydroxybutyl]bergaptol (5) were tested for ...
  • Kuete, V.; Metuno, R.; Ngameni, B.; Ngandeu, F.; Bezabih, M.; Etoa, F-X.; Ngadjui, B.; Abegaz, B.; Beng, V. (Elsevier Ltd. www.elsevier.com/locate/sajb, 2007)
    The crude methanolic extracts from Treculia africana and Treculia acuminata, three compounds isolated from T. africana and identified as, Phyllocoumarin (1), Catechin (2) and 6, 9-dihydroxy-megastigmane-3-one (3), four ...
  • Kuete, V.; Metuno, R.; Ngameni, B.; Tsafack, A.M.; Ngandeu, F.; Fotso, G.W.; Bezabih, M.; Etoa, F.; Ngadjui, B.T.; Abegaz, B.M.; Penlap, B.V. (Elsevier Ireland Ltd. www.elsevier.com/locate/jethpharm, 2007)
    The crude extract from Treculia obovoidea was subjected to purification by repeated chromatography. Eight compounds were isolated from Treculia obovoidea and identified as Psoralen (1), Bergapten (2), 7-methoxycoumarin ...
  • Erasto, P.; Bojase-Moleta, G.; Majinda, R.T. (Elsevier Ltd. www.elsevier.com/locate/phytochem, 2004)
    Three new flavonoids-5,7,4'-trihydroxy-6-[1-hydroxy-2-methylbuten-2-yl]isoflavone (isogancaonin C), 7,2'-dihydroxy-4'-methoxyisoflav- 3-ene (bolusanthin III), 6,6'-dihydroxy-4'-methoxy-2-arylbenzofuran (bolusanthin IV), ...
  • Chacha, M.; Bojase-Moleta, G.; Majinda, R.R.T. (Elsevier Ltd; http://www.elsevier.com/wps/find/journaldescription.cws_home/273/description, November 20, 2004)
    From the stem wood of Erythrina latissima, two isoflavones and a flavanone were isolated and characterized as 7,3'-dihydroxy-4'-methoxy-5'-(y,y-dimethylallyl)isoflavone (erylatissin A), 7,3'-dihydroxy-6".6"-dimethyl-4".5 ...
  • Omisore, N.; Adewunmi, C.; Iwalewa, E.; Ngadjui, B.; Watchueng, J.; Abegaz, B.; Ojewole, J. (Elsevier Ltd. www.elsevier.com/locate/jethpharm, 2004)
    The present studywas undertaken to investigate the antinociceptive and anti-inflammatory activities of the leaf and twig extracts of Dorstenia barteri (Moraceae) in mice. Both the leaf and twig extracts of Dorstenia barteri ...
  • Dufall, K.; Ngadjui, B.; Simeon, K.; Abegaz, B.; Croft, K. (Elsevier Science Ireland Ltd. www.elsevier.com/locate/jethpharm, 2003)
    The antioxidant activities of three prenylated flavonoids from Dorstenia mannii (6,8-diprenyleriodictyol, dorsmanin C and dorsmanin F) were compared to the common, non-prenylated flavonoid, quercetin. The prenylated ...
  • Mazimba, O.; Majinda, R.R.T.; Motlhanka, D. (Academic Journals, http://www.academicjournals.org/ajpp, June, 2011)
    The objective of this study was to isolate and characterize the constituents of the local Morus nigra L. (Black mulberry), to compare its constituents with other studied Mulberries and to evaluate its antioxidative and ...
  • Omisore, N.O.A.; Adewunmi, C.O.; Iwalewa, E.O.; Ngadjui, B.T.; Adenowo, T.K.; Abegaz, B.M.; Ojewole, J.A.; Watchueng, J. (Brazilian Journal of Medical and Biological Research. http://www.scielo.br/scielo.php?pid=0100-879X&script=sci_serial, 2005)
    Dorstenia barteri and D. convexa extracts and some isolated components of the former were investigated for effectiveness against Trichomonas gallinarum and compared with quercetin and quercitrin. The antioxidant activity ...
  • Mampadi, F. (International Journal of Computer Science Issues, http://www.ijcsi.org/index.php, 2012)
    Perceived usefulness and ease of use have proved to be key determinants of the acceptance and usage of e-learning systems. On the contrary, little is known about students' perceptions in Adaptive Educational Hypermedia ...
  • Alemaw, B.F.; Shemang, E.M.; Chaoka, T.R. (Elsevier Science Ltd, http://www.elsevier.com/locate/pce, 2004)
    Botswana is a semi-arid country with limited recharge to groundwater resources. Groundwater however is a major source of water for domestic, industrial and agricultural uses. There is therefore the need to ensure that the ...
  • Muzila, M.; Setshogo, M.P.; Moseki, B.; Morapedi, R. (Global Science Books, http://www.globalsciencebooks.info/, 2011)
    The genus Prosopis comprises 44 species. Extensive introgression and hybridization is suspected in the genus, which makes identification of the species very difficult. Accurate identification of the species is crucial in ...
  • Moleele, N.; Ringrose, S.; Arnberg, W.; Lunden, B.; Vanderpost, C. (Taylor and Francis http://www.clas.ufl.edu/lueci/southworth/RS-class-advanced/Discussion-readings/Moleele%20et%20al%202001%20Assessment%20of%20veg%20indexes%20i.pdf, 2001)
    Considerable signi® cance is placed on the mapping and monitoring of degraded areas in semi-arid regions of the world, including Botswana. Degraded areas include those suVering from bush encroachment, believed to result ...
  • Jourdan, F.; Fe´raud, G.; Bertrand, H.; Watkeys, M.K.; Kampunzu, A.B.; Le Gall, B. (Elsevier www.elsevier.com/locate/epsl, 2006)
    Continental flood basalts consist of vast quantities of lava, sills and giant dyke swarms that are associated with continental break-up. The commonly radiating geometry of dyke swarms in these provinces is generally ...
  • Masesane, I.B.; Yeboah, S.O.; Liebscher, J.; Mugge, C.; Abegaz, B.M. (Elsevier Science Ltd, http://www.elsevier.com/locate/phytochem, 2000)
    The twigs of Rhus pyroides yielded a novel bichalcone 2',40,21-trihydroxy-4',41-dimethoxy-4-O-51-bichalcone. It was identified on the basis of spectroscopic data including 1D and 2D NMR spectroscopy. The name rhuschalcone-1 ...
  • Murray-Hudson, M.; Mmopelwa, G. (Global Science Books, http://www.globalsciencebooks.info/, 2011)
    Most work globally on Phragmites spp. has been done in temperate northern hemisphere localities, where winter low temperatures and short day lengths cause a seasonal decrease in growth. In this study, we report above-ground ...
  • Keter, F.K.; Ojwach, S.O.; Oyetunji, O.A.; Guzei, I.A.; Darkwa, J. (Elsevier Science Ltd, www.elsevier.com/locate/ica, 2009)
    A series of pyrazolyl palladium(II), platinum(II) and gold(III) complexes, [PdCl2(3,5-R2bpza)] {R = H (1), R = Me (2), bpza = bis-pyrazolyl acetic acid}, [PtCl2(3,5-R2bpza)] {R = H (3a), R = Me (4)}, [AuCl2(3,5- R2bpza)]Cl ...

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