Browsing Faculty of Science & Technology (FST) by Author "Yenesew, A"
Now showing items 21-33 of 33
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Further Diterpenese From The Leaf Exudate Of Psiadia Punculata
Yenesew, A (University of NairobiDepartment of Chemestry, 2001) -
In vitro antiplasmodial and cyclin- dependent protein kinase (pfmrk) inhibitory activities of selected flavonoids in combination with chloroquine (CQ) and artemisinin
Akala, H M; Waters, CN; Yenesew, A; Wanjala, C; Ayuko Akenga, T (University of NairobiKenya Medical Research Institute, Walter-Reed LaboratoriesDepartment of Chemistry, University of NairobiDepartment of Physical Sciences South Eastern University CollegeOffice of the Deputy Principal (Academic Affairs), Bondo University College, 2010-08)In this study, we report in vitro chloroquine (CQ) and artemisinin combination studies of eight flavonoids against Plasmodium falciparum strains. The flavonoids were previously isolated from Erythrina sp. (Family ... -
Isoflavonoids from Taverniera abyssinica
Duddeck, H; Yenesew, A; Dagne, E (1987) -
Neo-clerodane diterpenes from Dodonaea angustifolia
Yenesew, A (University of NairobiDepartment of Chemestry, 2010)Phytochemical investigation of the leaf surface exudate of Dodonaea angustifolia L.f. yielded two new neo-clerodane diterpenes, neo-clerodan-3,13-dien-16,15:18,19-diolide (mkapwanin) and 15-methoxy-neo-clerodan-3,13-dien ... -
A new isoflavone from stem bark of Millettia dura
Derese, S; Yenesew, A; Midiwo, JO; Heydenreich, M; Peter, MG (AJOLDepartment of Chemistry, University of Nairobi, 2003)A new isoflavone (7,3’-dimethoxy-4’,5’-methylenedioxyisoflavone) and three known isoflavones [isoerythrinin A 4’-(3-methylbut-2-enyl) ether, isojamaicin and nordurlettone] were isolated from the stem bark of Millettia dura ... -
Phytochemical Evaluation of So me Kenyan Medicinal Plants
Midiwo, JO; Yenesew, A; Juma, BF; Omosa, KL; Omosa, IL; Mutisya, D (Department of Chemistry, University of Nairobi, 2010)11 th NAPRECA Symposium Book of Proceedings, Antananarivo, Madagascar Pages 9-19 Midiwo et al. 9 Phytochemical Evaluation of So me Kenyan Medicinal Plants J. Ogweno Midiwo, A. Yenesew, B.F. Juma Kerubo L Omosa, ... -
Phytochemical screening of Dierama cupuliflorum Klatt. (Iridaceae)
Yenesew, A; Judith, Odhiambo; Saffudin, D; Catherine, Lukhoba (2014)Background: Plants continue to play a vital role in their therapeutic value. This is because of the vast secondary metabolites that many of them produce. These natural products have been utilised as single or in combination ... -
Phytochemical Studies On Popular Kenyan Medicinal Plants
Yenesew, A (University of NairobiDepartment of Chemestry, 2002) -
Phytochemistry41 (1996) 951
Yenesew, A (Department of Chemistry, 1996) -
Potential of Kenyan medicinal plants in malaria control
Yenesew, A (University of NairobiDepartment of Chemistry, 2012) -
Preacansone A: Evidence For The Existence Of 8,9-(E) And 8,9-(Z) Isomers In Extracts From Tephrosia Pumila
Derese, S; Yenesew, A; Midiwo, JO; Heydenreich; Peter, MG (University of NairobiDepartment of Chemestry, 1990) -
Quinoline alkaloids from Teclea nobilis
Yenesew, A (Department of Chemistry, 1987) -
Three Dimeric Anthracene Derivatives From Bulbine Abyssinica.
Yenesew, A (University of NairobiDepartment of Chemestry, 2005)From the fruits of Bulbine abyssinica three new dimeric anthracene derivatives, (P)-8,9,10,80-tetrahydroxy-3,30-dimethyl[10,70-bianthracene]-1,4,90,100-tetraone (trivial name abyquinone A), (10R)-1,4,8,10,80-pentahydroxy ...