Browsing Faculty of Science & Technology (FST) by Title
Now showing items 622-641 of 4091
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Characterisation of micro- and minisatellite DNA markers for genetic diversity analysis of the tick vector rhipicephalus appendiculatus (acari: ixodida)
(University of Narobi, 2014)Rhipicephalus appendiculatus (Acari: Ixodidae) is the tick vector of Theileria parva, the causative agent of East Coast fever (ECF), considered to be the most important disease of cattle in 11 countries in Sub-Saharan ... -
Characterisation of polymorpidsm within genes encoding bovine Fc gamma receptors CD16, CD32 and CD64
(Depatment of Chemistry, University of Nairobi, 2000)Fc gamma receptors (FcYR) are a group of transmembrane molecules that specifically bind immunoglobulins of the IgG isotypes via the Fc portion and mediate several immunological functions. These molecules have been extensively ... -
Characteristics And Suitability Of Using Kenya's Natural Pozzolana Rocks And Burnt- Agro -Residues As A Substitute To Ordinary Portland Cement Clinker.
(Department of Chemestry, School of Physical Sciences, University of Nairobi, 2005-05)The pozzolana materials considered in this research work were of two categories namely; natural and artificial. The natural pozzolana rocks were classified at the Department of Geology, t (UON) as Trachytic tuff (TT), ... -
Characteristics Of Extreme Rainfall Events Over Rwanda
(University of Nairobi, 2015)The objective of this study was to analyze the characteristics of extreme rainfall events over Rwanda. The monthly rainfall data from 1971 to 201 4 was obtained from Rwanda Meteorology Agency, Kigali. The wind, sea level ... -
Characteristics of Kenyan rice husk ash and its applications
(Department of Chemistry, 1992)The chemical composition of rice husk ash (RHA) from Mwea and Ahero was determined using various analytical techniques: atomic absorption spectrometry (AAS), X-ray fluorescence (XRF) , X-ray diffraction (XRD), colori ... -
Characteristics of the wet and dry spells during the wet seasons over Kenya
(Department of Meteorology University of Nairobi, 2005)This study aimed at enhancing our understanding of the spatial and temporal characteristics of wet and dry rainfall spells during the main rainfall seasons over Kenya namely the long and short rainfall seasons in order ... -
Characteristics of vertical profile of ozone near the equator
(Meteorology department, university of Nairobi, 1998)Although ozone is rare in several vital roles which the atmosphere, it has depend on vertical distribution of the gas. Consequently, the major objectives of this study were to determine the vertical distribution and ... -
Characteristics of wet and dry spells in Tanzania during the rainy seasons
(Department of Meteorology University of Nairobi, 2007)Rainfall extremes which cause floods or droughts are known to have capacity to destroy many years of national economic investments on roads, industries, energy, agriculture and other social economic infrastructures. Efforts ... -
Characterization Of Erythrocyte Receptor Polymorphisms In A Malaria Endemic Population In Kilifi, Kenya
(University of Nairobi, 2013)Malaria is a strong selective force in the human genome, selecting genes for resistance to disease in human populations living in malaria endemic areas. Selection by malaria has ... -
Characterization and Antimicrobial Activity of Serratia Marcescens Endosymbionts of Rhabditis Nematodes Against Selected Bacterial and Fungal Pathogen
(University of Nairobi, 2021)Serratia is a genus of gram-negative non-sporulating gamma proteobacteria of the family Enterobacteriaceae. They are the newest addition to the well-known nematode-bacterium association with the two most common endosymbionts ... -
Characterization and Application of Nanozeolitic Materials as Smart Delivery Systems for Urea Fertilizer and Lambda Cyhalothrin Pesticide
(University of Nairobi, 2020)Natural zeolites could be applied as smart delivery system for controlled release of agricultural inputs resulting in enhanced productivity and reduced environmental pollution caused by excessive use of fertilizer and ... -
Characterization and domestication of indigenous Pleurotus mushroom species in Kenya
(University of Nairobi,, 2013)Mushrooms are traditionally consumed In Western, Nyanza and Coast regions In Kenya. They have been utilized by local communities for a long time and form an integral part of a long standing cultural and traditional ... -
Characterization of aminopeptidase in midgut of body louse pediculus humanus humanus
(School of Biological Sciences, University of Nairobi, 1998)Body louse Pediculus humanus humanus, belong to the group of blood-sucking insects that act as vectors of several deadly diseases to either Mankind or his Livestock, resulting in massive economic losses, especially in ... -
Characterization of an Alkaline Amylase and a Pectinase From Alkaliphilic Bacillus Halodurans Lbw 5117 Isolated From Lake Bogoria in Kenya and Demonstration of Their Applications in Bio-processing Woven Cotton
(University of Nairobi, 2023)De-sizing is a key textile wet processing step that is carried out on sized woven cotton to remove the starch impurity from cloth. On the other hand, scouring is done on de-sized fabrics to remove the natural pectins and ... -
Characterization of an Anomalous Trypanosoma Brucei Rhodesiense Isolate from Busia County, a Sleeping Sickness Focus in Western Kenya
(University of Nairobi, 2020)This study was carried out to characterize an anomalous Trypanosoma brucei rhodesiense isolate (KETRI 3971) that was obtained from Obekai village; Busia County, Kenya and compared with three non-anomalous isolates (KETRI ... -
Characterization of anthocyanin dyes and investigation of charge transport in tio2 dye sensitized solar cells
(University of NairobiPhysics, 2010-09)TiO2 dye sensitized electrochemical solar cells employing naturally occurring anthocyanin dye pigment have been fabricated. The films were coated by screen-printing method from P25 Degussa as the starting material. ... -
Characterization of Casein Kinase II of trypanosoma (nannomonas) Congolense
(School of Biological Sciences, University of Nairobi, 1993)Casein kinase II from Trypanosoma congolense has been partially purified by chromatography on DEAE-cellulose and heparin-agarose and this subunit exhibits protein kinase activity with casein as the substrate. The enzyme ... -
Characterization of chemical bath deposited nickel-doped cadmium sulphide thin films for solar cell applications.
(University of Nairobi, 2021)CdS films have received a lot of attention attributed to their high transparency, high absorption coefficient, high electron affinity, and outstanding photoconductive property. So far, the best performance of thin film ... -
Characterization Of Cu2Znsns4 (Czts) Thin Films Deposited By Potentiostatic Czt Elemental Deposition Followed By Chemical Bath In Sodium Sulphide Solution
(University of Nairobi, 2016)Copper indium gallium selenide (CIGS) is currently one of the most efficient thin film solar technologies. However, the scarcity and toxicity of its primary constituents (that is indium/gallium) present a challenge for ... -
Characterization of Cu2znsns4 (Czts) Thin Films Deposited by Potentiostatic Czt Elemental Deposition Followed by Chemical Bath in Sodium Sulphide Solution
(University of Nairobi, 2016)Copper indium gallium selenide (CIGS) is currently one of the most efficient thin film solar technologies. However, the scarcity and toxicity of its primary constituents (that is indium/gallium) present a challenge for ...