Browsing Faculty of Science & Technology (FST) by Title
Now showing items 4252-4264 of 4264
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X-ray Fluorescence analysis of fluorite ore samples from Kerio Valley, Kenya
(University of Nairobi,Department of Physics, 1993) -
A xanthone and a phenylanthraquinone from the roots of Bulbine frutescens, and the revision of six seco-anthraquinones into xanthones
(University of Nairobi, 2014)Phytochemical investigation of the dichloromethane/methanol (1:1) extract of the roots of Bulbine frutescens led to the isolation of a new xanthone, 8-hydroxy-6-methylxanthone-1-carboxylic acid (1) and a new phenylanthraquinone, ... -
Xerus erythropus
(College of Biological and Physical Sciences, University of Nairobi, 2006) -
Xerus rutilus
(College of Biological and Physical Sciences, University of Nairobi, 2006) -
Y-autosome genetic sexing strain of Anopheles albimanus (Diptera: Culicidae)
(Department of Botany, University of Nairobi, 1985)Stripe (st+) is a dominant trait on chromosome 3R in region 33B on the cytological chromosome map of Anopheles albimanus. It is expressed as a white longitudinal stripe in fourth stage larvae and pupae, and marks a Y-autosome ... -
Yarrowia Lipolytica as a host for heterologous expression of cytochrome P450 monoxygenase
(Centre For Biotechnology & Bioinformatics Publications, 2008) -
Yield Performance of Potato Seed Tubers After Storage in a Diffuse Light Store
(University of Nairobi, 2014)An on-farm trial was carried out at KARI (Tigoni) and in Nyandarua County in central Kenyan highlands, to determine the yields of some common potato cultivars following storage in a diffuse light store (DLS) for eight ... -
Zanthoxylum Usambarense (Engl.) Kokwaro (Rutaceae) Extracts Inhibit The Growth Of The Breast Cancer Cell Lines MDA-MB-231 And MCF-7, But Not The Brain Tumour Cell Line U251 In Vitro.
(University of Nairobi, 2012)Zanthoxylum usambarense (Engl.) Kokwaro has traditionally been used for the treatment of malaria, upper respiratory tract infections, cough, rheumatism, tooth decay and sore gums in Kenya and other African countries. Dried ... -
Zhang’s second order traffic flow model and its application to the Kisii kisumu highway within Kisii county
(University of Nairobi, 2015-04)Most highways experience traffic jams as a result of various reasons and hence need for a practical solution. Traffic flow m odels play an important role in both today’s ... -
Zinc oxide photocatalytic decolourization of black tea (camellia sinensis) wastewater from processing factories in Kenya
(University of Nairobi, 2016)Decolourization of persistent brick-red colour of black tea processing wastewater was investigated. Wastewater samples were collected from three black tea processing factories in the western Kenya tea growing highlands and ... -
ZnO:Sn deposition by reactive evaporation: effects of doping on the electrical and optical properties
(University of Nairobi, 2013)Tin doped zinc oxide thin films have been deposited by reactive evaporation, the deposition has been done at various doping levels ranging from 1% to 8%. The optical properties have been characterized using UV-VIS-NIR ... -
Zoonotic Pathogen Seroprevalence in Cattle in a Wildlife-Livestock Interface, Kenya.
(University of Nairobi, 2019)A cross-sectional study was conducted to determine the seroprevalence of Brucella spp. and Leptospira spp. and risk factors of exposure in cattle in three zones with varying land use types and wildlife-livestock interactions. ... -
δ13 Values of the Centrospermeae Species and Their Ecological Implications in the Semi Arid Conditions
(University Of Nairobi, 2008)δ13C values of the Centrospermeae species are presented. 69.5, 28.45, 1.25 and 0.8% of the total species are C3, C4, C3-C4 and CAM photosynthetic species. The δ13C values are species dependent. δ13C values for the C3 range ...
