School of Biological and Physical Sciences: Recent submissions
Now showing items 21-40 of 122
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Evaluation of anti-leishmanial activities of Olea europaea, Kigelia africana, Terminalia mollis, Croton macrostachyus, and Bridella micrantha extracts
(Maseno University, 2023)Leishmaniasis pose a significant medical concern worldwide which if left untreated, can be fatal. Although expensive and toxic, pentavalent antimonial drugs are the first-line treatment for leishmaniasis raising the need ... -
Phytochemical evaluation of Ocimum kilimandscharicum GUERKE, Gnidia subcordata MEISN AND Annona mucosa jacq leaves for secondary metabolites and their insecticidal activities against Sitophilus zeamais and Prostephanus truncatus.
(Maseno University, 2023)Global food security of which maize is a major component is threatened by food loss due to storage insect pests. Sitophilus zeamais and Prostephanus truncatus cause stored maize losses of 20% world wide and 45% in Africa. ... -
Experimental and computational studies of properties of thin films of cadmium-tin-oxide for manufacture of micro-electromechanical systems and for noise control
(Maseno University, 2022)The recent advancement in electronics have stimulated the high demand for semiconductor substrate materials for the printing of electronic circuits, some of which are used in the Micro-Electromechanical Systems (MEMS) ... -
Effect of Npk blended fertilizer application on soil physico-chemical properties, growth, physiology and yield of two finger millet (eleusine coracana l. gaertn.) varieties grown in acidic soils of Kakamega western Kenya.
(Maseno University, 2018)Finger millet is one of the most important cereal crops in Kenya. It is staple food rich in minerals and vitamins required for good health. Finger millet is a hardy crop compared to other cereals and it is for this reason ... -
Geomagnetic field variations at African equatorial regions during the ascending phase of the solar cycle 24
(Maseno University, 2022)The Earth’s magnetic field is the field of force that extends from the interior of the Earth to the outer space where it interconnects with the Interplanetary Magnetic Field (IMF). It is characterized by regular and irregular ... -
Relationship between the concentration of microcystin in serum and primary liver cancer in patients attending JOOTRH, Kisumu, Kenya
(Maseno University, 2022)Microcystins (MCs) are toxins released by unicellular micro-organism known as cyanobacteria. These unicellular micro-organisms flourish in aquatic habitats with warm temperatures and nutrients rich water bodies. Microcystins ... -
HEMATOLOGICAL AND BIOCHEMICAL PARAMETERS AS ALTERNATIVE MARKERS OF STOCKING DENSITY- INDUCED STRESS IN CULTURED NILE TILAPIA, (Oreochromis niloticus Linnaeus, 1758) UNDER CULTURE CONDITIONS.
(Maseno University, 2022)Fish and fisheries play a significant role in meeting nutritional food security, more so of the poor communities in the low and middle income countries (LMIC).Oreochromis niloticusisone the most valuable warm water fishes ... -
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 ... -
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 ... -
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 % ... -
Residual diazinon in brassica oleracea var. Acephala and influence of application conditions on its levels in Kimira-oluch smallholder farmers improvement project, Kenya
(Maseno university, 2021)Use of pesticides in agriculture often causes residual effects on crops with potential health risks. Diazinon, a synthetic pesticide whose dietary exposures have been associated with human health impacts is popular in the ... -
Hydrothermal crystallization of zeolite catalysts using kaolin and volcanic ash materials for biodiesel synthesis from Jatropha curcas and waste cooking oils
(Maseno university, 2022)Although biodiesel is a promising alternative source of energy, the cost of its production remains high because of the use of expensive feedstocks and catalysts. Zeolites derived from clay and volcanic ash as alternative ... -
Genome-wide comparative study of epstein-barr virus genomic recombination in endemic burkitt lymphoma and healthy children from jootrh, western Kenya
(Maseno university, 2022)Endemic Burkitt lymphoma (eBL), the most prevalent pediatric cancer in Western Kenya, is augmented by the interplay between Epstein-Barr Virus (EBV) and holoendemic malaria infection. Despite the relevance of genomic ... -
Photon Anti-Bunching Properties of the Anti-Jaynes-Cummings Model
(Maseno university, 2021)This thesis present anti-Jaynes interaction, an interaction where anti-rotating light mode couples to a two-level atom. The anti-bunching properties of the anti-Jaynes-Cummings model was explicitly demonstrated, a model ... -
Melliferous taxa, floral calendar, Melissopalynology, and organoleptic characterization of aboriginal Ogiek honey in the eastern Mau forest block, Kenya
(Maseno university, 2019)Mau forest is one of the five water towers in Kenya serving as a critical catchment area for rivers and lakes in both Kenya and Tanzania. It plays a critical role in livelihood support. Eastern Mau forest has experienced ... -
The cooling effect of air on flat plate solar energy collectors
(Maseno university, 2021)Use of solar energy devices requires that they be exposed to receive maximum solar radiation. Unfortunately, the intensity of solar radiation incident on these devices varies throughout the day with the position of the sun ... -
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 ... -
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. ... -
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 ...