Browsing Faculty of Science & Technology (FST) by Title
Now showing items 1168-1187 of 4070
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Dog 1 Expression In Gastro-intestinal Stromal Tumors Reported In Nairobi An Immuno-histochemical Evaluation of a Novel Antibody in Comparison to Morphology & CD117 Staining
(University Of Nairobi, 2012)Background: All Gastro-Intestinal Stromal Tumors (GISTs) should be diagnosed as they are amenable to treatment with Tyrosine Kinase Inhibitors (TKI). TKIs are a group of targeted therapies, which have revolutionalised ... -
Donor states in a gas s/Ga1_xAlxAS quantum well wire circular cross section
(University of NairobiCollege of Biological and Physical Sciences, 1991-05)The present work considers the donor states in a GaAs/Ga1 Al As QWW of circular cross section. Several trial wave functions are used to describe the ground state of the donor impurity. Using these trial wave functions ... -
Downstream drift of invertebrates in Naro Moru river, a tropical river in Central Kenya
(University of NairobiDepartment of Zoology, 1988)Downstream drift of invertebrates was investigated in Naro Moru River, a tropical river in central Kenya, from November 1986 to October 1987 to establish the composition and structure of the drift fauna and benthos, the ... -
Drought analysis in southern highland and central Tanzania
(Department of Meteorology School of Physical of Science University of Nairobi, 2010)Temporal characteristics of meteorological drought were investigated to provide a frame work for sustainable water resources in the southern highland and central Tanzania These regions are intensely productive in ... -
Drought, Vulnerability and Adaptation: Risk of Food and Livelihoods Insecurity for Pastoralists and Agro-pastoralists in Borana Zone, Southern Ethiopia
(University of Nairobi, 2023)Ethiopia. a country in the Horn of Africa, is observing an increase in natural disasters, especially droughts. The impact of natural disasters and the ensuing economic harm they have caused have grown dramatically over the ... -
Drug Resistance in Schistosoma mansoni in Kenya
(School of Biological and Physical Sciences, 2004-10) -
Drug Resistance In Schistosoma Mansoni In Kenya
(University of NairobiSchool of Biological Sciences, 1992)Studies were undertaken to find out whether Schistosoma mansoni worm populations tolerant to two drugs, oxamniquine and praziquantel occur in school children from Kirinyaga and Machakos districts in Kenya. Attempts were ... -
Dye Sensitized Solar Cells Based on Highly Porous Tio2 Films
(University of Nairobi, 2017)Light harvesting efficiency in dye sensitized solar cell is currently enhanced by the employment of an additional TiO2 scattering layer among other means. However, this approach raises the overall photoelectrode thickness ... -
Dye sensitized solar cells fabricated from obliquely sputtered nanoprous TiO2 thin films: characterization, electron transport and lifetime studies
(University of Nairobi, Department of Physics, 2008-01)Nonoporous titanium dioxide thin films have been obliquely deposited by reactive direct current magnetron sputtering onto conducting glass substrates for dye sensitized solar cell fabrication. The research studies the ... -
Dyeadsorption characteristics by two unmodified lignocellulosic biomass materials (t.pedata & l.cylindrica) in batch and fixed-bed systems
(University of NairobiChemistry, 2010)Industrial dye wastewater is a major environmental concern ill developing countries. This study investigated the viability of two low cost adsorbents (L.cylindrica, T.pedata and their mixture) in the adsorption of color ... -
Dynamic and thermodynamic transformations in the atmosphere associated with precipitation over West Africa
(Department of Meteorology, University of Nairobi,, 2006)The precipitation associated with atmospheric circulations in summer, over West Africa shows large intraseasonal and interannual variability. The changes in the circulation characteristics were of importance, as they ... -
A dynamic e-commerce model using multi agent systems
(School of Computing and Informatics, University of Nairobi, 2012)While there has been significant growth of e-commerce, most of the tasks remam manual. Placement of buy and/or sell requests have to be done manually from time to time. This inconvenience occasioned by the manual processes ... -
Dynamic load balancing middle-ware for heterogenous database partitions case study: MYSQL databases
(University of NairobiSchool of Computing and Informatics, 2012)In the recent past we have seen people and organizations appreciate the use of Information and Communication Technology (ICT), as this happens massive data has been generated, replicated and stored for future use. These ... -
The dynamics of algal growth, substrate consumption, oxygen production/consumption in batch bench-scale completely~mixed aquatic ecosystems.
(University of NairobiSchool of mathematics,, 1976)Ecosystems composed of algae, bacteria, and other biota occur widely in lakes, rivers, impoundments, estuaries and waste stabilisation ponds. They enhance under favourable conditions, the self-purification capacity of ... -
Dynamics of institutional arrangements and their adaptation to socio-economic and ecological challenges in pastoral areas of northern Kenya
(University of Nairobi, 2015-07)The Northern Rangelands of Kenya are home to approximately 10 Million people and the key livelihood is pastoralism. The rangelands are a source of numerous and diverse goods and services, that are sometimes tangible and ... -
Dynamics of malaria transmission and its epidemiology among children population of Kilifi district, Coast province, Kenya.
(Department of Zoology, University of Nairobi, 1994)Studies on the malaria parasite transmission, identification of vector-related risk factors, and their relationships with the incidence of severe malaria in children aged 1 to 4 years were undertaken in the the rural and ... -
The dynamics of pasture use by wildebeest (and cattle) in the Amboseli Basin
(1975)The study has two main component : population ecology and pasture use These are fused together for probable implications of density-dependent regulation on wildebeest and cattle populations in the study area. Asa basis ... -
Dysthyroidism among HIV/Aids Patients on Antiretroviral therapy
(University of NairobiDepartment Of Biochemistry, 2006)BACKGROUND: The availability of potent combination of antiretroviral regimes has resulted in a dramatic reduction of HIV-l associated morbidity and mortality. The optimism generated by such treatment has been diminished ... -
E-Commerce Adoption By Insurance Companies In Kenya
(University Of Nairobi, 2016)E-commerce helps companies establish stronger relationships with business partners and suppliers, as it enhances the process of selling and buying products by both the company and the consumer, which essentially affect the ... -
E-Commerce adoption by small and medium enterprises (SMEs)A case study of selected firms in Kenya
(School of Computing and Informatics, University of Nairobi, 2010)According to the study conducted by the International Finance Corporation (IFC) in 2004, Small and Medium Enterprises (SMEs) playa very important role in society; they provide employment to over 3.2 million people and ...