Browsing School of Biological and Physical Sciences by Issue Date
Now showing items 1-20 of 109
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Immunization Studies in Rabbits Using Midgut Membrane Bound Protein Derived from rhipicephalus Appendiculatus Neumann, rhipicephalus Rvertsi evertsiNeumann and Amblyomma variegatum fabricius
(Kenyatta University, 1990)The objective of this study was to immunize rabbits with midgut membrane-bound proteins derived from partially engorged Rhipicephalus appendiculatus, ~. evertsi evertsi and Amblyomma variegatum female ticks a~d assess ... -
Electronic transport properties in evaporated cadmium selenide thin films
(University of Keele., 1997)Cadmium selenide (CdSe) films prepared by vacuum vapour deposition onto glass sub strates maintained at various temperatures have been studied in relation to their struc tural, optical and electrical properties. Such ... -
Study of dissipation and degradation of malathion and Dimethoate from the soil and the pea plant (pisum sativum) Using a radioisotope tracer technique
(Maseno University College (Moi University), 1999)The dissipation and degradation of 14C-malathion {S-l, 2- bis (ethoxy carbonyl) ethyl 0, 0- dimethyl phosphorodithioate} and T'Csdimethoate {O, O-dimethyl S-methyl carbamoyl methyl phosphorodithioate} from the soil and ... -
Study of Dissipation and Degradation of Malathion and Dimethoate from the soil and the Pea Plant (Pisum Sativum) Using a Radioisotope Tracer Technique
(Maseno University, 1999)The dissipation and degradation of 14C-malathion {S-l, 2- bis (ethoxy carbonyl) ethyl 0, 0 dimethyl phosphorodithioate} and T'Csdimethoate {O, O-dimethyl S-methyl carbamoyl methyl phosphorodithioate} from the soil and ... -
Distribution of the water hyacinth [eichhornia crassipes (mart.) Solms.], its carpet Characteristics, some of its diseases and Pests in the winam gulf of Lake Victoria
(Maseno University, 2002)The occurrence of the Water hyacinth (Eichhornia crassipes [Mart.] Solms) in the Winam gulfhas created numerous negative attributes that make its control an urgent priority. Little has been reported about its carpet ... -
Assessement of polycyclic aromatic hydrocarbon(PAH) distribution in sediment and water samples of Winam gulf,Lake Victoria,Kenya
(Maseno university, 2008)Polycyclic aromatic hydrocarbons (PAH) commonly refers to a large class of organic compounds containing two or more fused aromatic rings. They comprise unsubstituted parent PAH and their alkyl-substituted derivatives. ... -
Binding of opsonized immune complexes to Erythrocyte crlicd35 inhibits TNF-a production by restricting immune complex uptake by macro phages
(Maseno university, 2008)Previous studies have shown that children suffering from severe malaria have elevated concentrations of TNF-a, increased levels of circulating immune complexes (ICs) and decreased levels of complement regulatory proteins ... -
The functional associations between il-4 -589t/c and Il-6 -636g/c promoter polymorphisms and paediatric Severe malarial anaemia in a holoendemic area of Western Kenya
(Maseno university, 2009)Plasmodium falciparum, the most virulent and lethal human malaria parasite, IS responsible for most malaria-related morbidity and mortality in sub-Saharan Africa. It manifests mainly as severe malarial anaemia (SMA) in ... -
Phenotypic and genotypic characterization of salmonella Isolated from Nile tilapia (Oreochromis ni/otics, L.) Along lake Victoria beaches in western Kenya
(Maseno university, 2009)Enteritis induced by nontyphoidal Salmonella represents major economic and social problems. Chemotherapeutic selection may have additional consequences for virulence evolution through acquisition of linked virulence ... -
Apoptotic machinery in plasmodium falciparum Growing in a continuous culture
(Maseno university, 2009)Apoptosis and indeed metacaspase have not been sufficiently evaluated to show their role in Plasmodium Jalciparum. To study apoptosis, synchronized P. Jalciparum cultures were initiated at a parasitemia of 0.5 % at 5 % ... -
Heavy metal concentrations in sediments, Soil, waters and mosses around Pan African paper mills, Webuye
(Maseno university, 2010)Atomic absorption spectroscopic analysis of soils, sediments, water and mosses in the vicinity of Pan African Paper Mills, Webuye, Kenya has revealed the prevalence of the heavy metals Cu, Zn, Cr, Cd, Fe and Pb in the ... -
Anti-bacterial activity of Moringa spp seed.extracts and their water flocculation ability
(Maseno university, 2010)Water-borne diseases are some of the main problems in developing countries; about 1.6 million people compelled to use contaminated water. In many communities in the Winam Division,water clarification/purification methods ... -
Evaluation of phenetic characters ·and growth Performance of native wood ear mushrooms (Auricularia species) on partially composted Agricultural wastes
(Maseno university, 2010)Wood ear mushrooms (Auricularia species) are a group of jelly fungi which occur as saprophytes on stumps or at the bases of dead or dying woody trees found in tropical regions. They have an ear shaped fruiting body from ... -
The effects of nitrogenous fertilizers on selected physiochemical parameters and heavy metal loads within Nzioa nucleus sugarcane estate farms in western Kenya
(Maseno university, 2010)Continued use of nitrogenous fertilizers and biosolids in farming is known to affect the soil pH of the farms leading to acidic environment that promotes solubility;bioavailability and mobility of heavy metals. In addition, ... -
Effects of ungulate Herbivory and tree canopy on Ecosystem processes in Ruma National park, Kenya
(Maseno university, 2010)Herbivores and tree canopies may have significant influences on savanna ecosystem functioning that are not yet clearly understood. Positive influences of grazers and trees may be associated with fecal deposition and the ... -
The effects of zeolite x and y on degradation kinetics of P, P'-DICHLORODIPI-IENYLYTRICIILOROETHANE (DOT) in natural water
(Maseno university, 2010)The study was on degradation kinetics of pesticides in water by zeolites. Pesticides are never target specific and as such, aerial dissipation of pesticides is potentially \ hazardous to man and environmental biodiversity. ... -
Monitoring of carbofuran residues in Laikipia and Isiolo districts in Kenya for ecological risk Assessment
(Maseno university, 2010)Granular carbofuran which was widely used to control agricultural pests in Isiolo and Laikipia districts was also misused by local farmers and pastoralists to kill predators leading to massive deaths of Gyps vultures ... -
Phytochemical evaluation of Elaeodendron buchananii stem Bark for microbial activities
(Maseno university, 2010)Public health is under serious threat due to wide array of emerging and re-emerging infections as a result of resistance of microorganisms to first line drugs. Despite the wide availability of clinically useful antifungal ... -
Sensitivity of thermally deposited titanium Dioxide thin film for Liquefied petroleum gas sensing application
(Maseno university, 2010)Titanium dioxide thin films have a wide scope of application including gas sensing. Other studies have been carried on the sensing ability ofTi02 to natural gases (02, CO2 and H2) and hydrocarbons (ethanol and butane). ... -
The effects of ocimum gratissimum, ipomoea batatas And brassica oleracea var botrytis extracts on the Growth and disease-causing capability of ralstonia Solanacearum in solanum tuberosum
(Maseno university, 2010)Irish potato (Solanum tuberosum L.) is a major cash and food crop worldwide. The production of this crop has in a great way been negatively affected by the extensive spread of bacterial wilt that is caused by Ralstonia ...