Faculty of Science & Technology (FST): Recent submissions
Now showing items 541-560 of 4283
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Wildebeest-associated malignant catarrhal fever: perspectives for integrated control of a lymphoproliferative disease of cattle in sub-Saharan Africa.
(University of Nairobi, 2015)Wildebeest-associated malignant catarrhal fever (WA-MCF), an acute lymphoproliferative disease of cattle caused by alcelaphine herpesvirus 1 (AlHV-1), remains a significant constraint to cattle production in nomadic ... -
Application of IS-balanced scorecard in performance measurement of e-government services in Kenya
(University of Nairobi, 2015)This research applied the Balanced Scorecard concept to audit performance of e-Government services at Kenya Revenue Authority. An analysis was made on how KRA developed performance measurement data. A systematic study of ... -
Comparison of HIV 1 nef and gag Variations and Host HLA Characteristics as Determinants of Disease Progression among HIV1 Vertically Infected Kenyan Children.
(University of Nairobi, 2015-08)OBJECTIVES: Disease progression varies among HIV-1-infected individuals. The present study aimed to explore possible viral and host factors affecting disease progression in HIV-1-infected children. METHODS: Since ... -
Genetic divergence of Chikungunya virus plaque variants from the Comoros Island (2005).
(University of Nairobi, 2015-08)Chikungunya virus (CHIKV) from a human sample collected during the 2005 Chikungunya outbreak in the Comoros Island, showed distinct and reproducible large (L2) and small (S7) plaques which were characterized in this study. ... -
The genomes of three stocks comprising the most widely utilized live sporozoite Theileria parva vaccine exhibit very different degrees and patterns of sequence divergence.
(2015-09)There are no commercially available vaccines against human protozoan parasitic diseases, despite the success of vaccination-induced long-term protection against infectious diseases. East Coast fever, caused by the protist ... -
Antiplasmodial and cytotoxic activities of the constituents of turraea robusta and turraea nilotica
(University of Nairobi, 2015-08)Ethnopharmacological relevance Turraea robusta and Turraea nilotica are African medicinal plants used for the treatment of a wide variety of diseases, including malaria. The genus Turraea is rich in limonoids and other ... -
Prevalence and characterization of salmonella isolated from beef in Namibia
(University of Nairobi, 2015-06-29)Aim: The purpose of this research was to determine the prevalence of Salmonella in raw beef produced from selected commercial abbatoirs in Namibia. Methodology: A total of 9508 of beef samples from three different types ... -
Demographic patterns of acoustic shock syndrome as seen in a large call centre
(University of Nairobi, 2015)Call centers represent one of the fastest growing industries in East Africa. However, there are health and safety hazards unique to this new industry. This field is underexplored for workers of call centers in East Africa ... -
Simulation of potential impact of air pollution from the proposed coal mining sites in Mui Basin, Kitui County
(University of Nairobi, 2015)The potential for air pollutants transport, dispersion patterns and impacts within and around the Mui basin, Kitui County is simulated. The spatial-temporal distribution of air pollutants from the proposed coal mines was ... -
Domestic rainwater harvesting: a case study in Embu County, Kenya
(University of Nairobi, 2015)This study assessed probable water that could be harvested during rainy seasons over Embu County of Kenya. Monthly rainfall data was obtained from Kenya Meteorological Department while percentage distribution of household ... -
Geophysical investigations of Suyien Earthdam in Maralal, Samburu County, Kenya
(University of Nairobi, 2015)The Current economic and population growth has increased the water supply gap in Maralal, Samburu County. Water sources include boreholes, pans and the Suyien dam. Despite the high rainfall in the area, Suyien dam has never ... -
Organochlorine pesticide residue levels in soil from the Nyando River catchment, Kenya
(University of Nairobi, 2015)Soil samples were collected from six locations representative of the Nyando River catchment area of the Lake Victoria over a period of two years. Sampling was done four times in the year in February, May, September and ... -
Comparison of least absolute shrinkage and selection operator and maximum likelihood estimators to establish determinants of immunization in Trans-Nzoia County
(University of Nairobi, 2015)The client factors that influence under - five child guardian compliance to the immunization schedule are interlinked based on household characteristics, socioeconomic status, and maternal health ... -
Analysis of blue chamomile essential oil produced by multi-solvent solvent extraction clevenger distillation method
(2015)Blue colored essential oil samples were obtained from chamomile flowers by a Solvent Extraction Clevenger Distillation (SECD) method and by the standard Clevenger distillation of Chamomile flowers. The solvents used were ... -
Determination of selected heavy metals in agricultural soils in Bungoma and Kakamega Counties, Western Kenya
(University of Nairobi, 2015)A study was conducted to investigate the level of heavy metals in agricultural soils in Bungoma and Kakamega counties, Western Kenya. Copper (Cu), Lead (Pb), Cadmium (Cd), Chromium (Cr) and Zinc (Zn) were determined during ... -
Towards sustainable reductions in indoor air pollution exposure in poor countries
(University of Nairobi, 2004)Introduction: Indoor air pollution from use of biomass fuels in developing countries accounts for 1.6 million deaths and 2.6% of global burden of disease (WHO 2002). Reducing this exposure among poor, vulnerable populations ... -
Likelihood ratio and score tests for a shared frailty model: a non-standard problem
(University of Nairobi, 2003) -
One-sided tests in shared frailty models
(University of Nairobi, 2007)Tests for the presence of heterogeneity in frailty models use an alternative hypothesis in which the heterogeneity parameter is subject to an inequality constraint. As a result, the classical likelihood ratio asymptotic ... -
Reproductive biology of common octopus octopus vulgaris (cuvier, 1797), on the Kenyan South Coast
(University of Nairobi, 2015)Although common octopus catches are increasing globally, lack of information on the reproductive biology of the species has been a major concern in its management, particularly in Kenya. The present study aimed to investigate ... -
Mechanistic model simulations of the East African climate using NCAR regional climate model: influence of large-scale orography on the Turkana low-level jet
(University of Nairobi, 2001-06)The National Center for Atmospheric Research regional climate model (RegCM) is employed to study the dynamics of the Turkana low-level jet that lies between the Ethiopian and the East African highlands, and ...