Browsing Faculty of Science & Technology (FST) by Title
Now showing items 3129-3148 of 4283
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Preliminary observations on the population development of anystid and free-living mesostigmatic mites in a cereal field in Southern England
(University of NairobiSchool of Biological and Physical Sciences, 1993-07)The effect of manipulating cereal aphid population development, by either adding aphids or spraying with an aphid-specific insecticide, on the predatory mite fauna was investigated. Populations of the anystid mite, Anystis ... -
Preliminary reports on Radon Concentration in Drinking Water and Indoor Air in Kenya
(Department of Physics, University of Nairobi., 2002)A screening survey has been carried out to determine activity concentrations of radon (222Rn) in drinking water and indoor air in various locations in Kenya. The concentration of 222Rn in water was measured using a liquid ... -
Preliminary studies on antipyretic and analgesic properties of Taverniera abyssinica
(University of NairobiCollege of Biological and Physical Sciences,University of Nairobi, 1990-10)In an attempt to ascertain the pharmacological basis of the use of the marketed traditional drug Taverniera abyssinica A. Rich. (Amharic name Dingetegna), crude extracts as well as purified substances of this plant were ... -
A preliminary survey of the macroparasite communities of rodents of Kahawa, central Kenya
(College of Biological and Physical Sciences, University of Nairobi, 1997) -
Prepaid & Pay-as-you-go Models For Asset Financing
(University of Nairobi., 2013) -
Prepaid & Pay-as-you-go Models for Asset Financing Analysis of Mobile-Money Business Models for Kickstart (irrigation pumps) and M-KOPA (solar panels) in Kenya
(School of Computing and Informatics, University of Nairobi, 2013)Acceptance of the prepaid airtime model-along with the emergence of mobile money-sets the foundation for new business models that allow innovative financing for people living on irregular incomes or with an aversion to ... -
The Preparation and Biological Significance of Phytosphingosines
(© 2002 Bentham Science Publishers LtdSchool of Physical Sciences, 2002)Abstract: Phytosphingosines constitute a group of functionally related, long-chain aliphatic 2-amino-1,3,4-triols of which D-ribo-C18-phytosphingosine ((2S,3S,4R)-2- aminooctadecane-1,3,4-triol) is the most prevalent. ... -
Preparation and Characterization of Indium and Gallium doped Transparent ZnO films for Solar cell Applications
(University of Nairobi, 2018)In this work, the effect of indium (In) and gallium (Ga) dopants on the structural, optical and electrical properties of ZnO thin films was studied. ZnO thin films were deposited on glass substrates at 400°C using the ... -
Preparation and Properties of 2-Methyleneoxetanes
(© 1999 American Chemical SocietySchool of Physical Sciences, 1999-08)The methylenation of â-lactones 5 with dimethyltitanocene provides a versatile, reliable, and highly chemoselective entry to 2-methyleneoxetanes 7. The conversion proceeds selectively in the presence of alkenes, unprotected ... -
The Preparation and use of Carboxamide Protected Asparagine and Glucagon Derivatives; Chemistry and Biology of Peptides
(Department of Chemistry, 1972) -
Preparation of "side-chain to side-chain" cyclic peptides by Allyl and Alloc strategy: potential for library synthesis
(Department of Chemistry, 2001) -
The Preparation of 5-Hydroxymethyl-2-Furaldehyde (HMF) from D-Fructose in the Presence of DMSO".BIOMASS, 13, 67-74
(Department of Chemistry, 1987) -
The preparation of Trimethylsulphonium Bromide and Its Utility in the Synthesis of Oxiranes
(Department of Chemistry, 1980) -
Present Status and Future Prospects in Developing Countries
(University of Nairobi, 2011) -
Pressure wind adjustment relationships during dynamic initialization process with tropical wind data
(University of Nairobi, 1978)In an attempt to understand the kind of balance the initially imbalanced low latitude mass and motion fields tend to adjust to during an iterative dynamic initialization process we carry out a systematic investigation of ... -
Pretreatment with Natural Flavones and Neuronal Cell Survival after Oxidative Stress: A Structure−Activity Relationship Study
(College of Physical and Biological Sciences, 2010-02)Quercetin shows structural features that have been related to the antioxidant potency of flavonoids and also shows neuroprotection in different models of oxidative death. Because only a few studies have focused on the ... -
Prevalence and antimicrobial resistance pattern of Salmonella in animal feed produced in Namibia
(© Istituto G. Caporale 2012school of biological sciences, 2012-06)The occurrence of Salmonella is a global challenge in the public health and food production sectors. Our study investigated the prevalence, serovar and antimicrobial susceptibility of strains of Salmonella serovars isolated ... -
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 ... -
Prevalence and genotyping of Echinococcus granulosus in sheep in Narok County, Kenya.
(University of Nairobi, 2018)Cystic echinococcosis (CE) is a zoonotic disease caused by the larval stage of Echinococcus granulosus species (sensu lato, s.l.). In East Africa, several species/strains occur in livestock, wildlife, and humans, but there ...