Browsing Department of Chemistry and Biochemistry by Title
Now showing items 46-65 of 113
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Fluoride Adsorption onto Sulphonated Polystyrene
(African Journal of Education, Science and Technology, 2022)Adequate fluoride (F-) taken in through food, soil and water is crucial for healthy bones and teeth building. Excess F- results in dental, skeletal and soft tissue damage unless controlled by its removal. People get ... -
FOUR-BODY NON-ADDITIVITY AND THE TWIST OF B-DNA BASE-PAIR STEPS: A QUANTUM MONTE CARLO AND DENSITY FUNCTIONAL THEORY STUDY
(2018)The lack of many-body non-additivity consideration in DNA bases is common in a lot of research, yet it contributes significantly to B-DNA molecule dynamism. Previous ab initio studies have shown substantial challenge to ... -
Health Risk Assessment Levels of Selected Heavy Metals on Solanum Nigrum, Soils and Water Collected Along River Moiben, Uasin-Gishu County, Kenya
(Archives of Organic and Inorganic Chemical Sciences, 2020-09)The study investigated heavy metals’ levels in soil, Solanum nigrum and irrigation water from intense Moiben irrigated farms located in Meibeki Karuna, Uasin Gishu County. Purposive sampling was used to identify farms ... -
Heavy Metals and Pathways of Incorporation in the Soil, Sediments and Water Matrices of River Nzoia, Kenya
(University of Eldoret, 2023-04)For prudence in the management of lotic ecosystems, vital information on the degree of pollutant load is required. Several human activities are practiced within the River Nzoia catchment area, most of which result in ... -
Heavy Metals Uptake in Maize Grains and Leaves in Different Agro Ecological Zones in Uasin Gishu County
(Scientific Research Publishing Inc., 2017-11-13)Maize grain is the second most vital food after wheat to humans and forms an important part of a human diet due to its nutrients. In Kenya, it is estimated that one out of every two acres of land put to crop production is ... -
HEAVY METALS, PHOSPHATES AND NITRATES LEVELS IN VEGETABLES: A CASE STUDY OF KITALE MUNICIPALITY, TRANS-NZOIA COUNTY, KENYA
(2016-05-20)Effluents released from sewage treatment plant contain toxic metal pollutants whose uptake by vegetables is governed by their availability and concentration in the soil. Therefore such vegetables may accumulate pollutants ... -
HYPOGLYCEMIC, HYPOLIPIDEMIC AND HEPATOPROTECTIVE EFFECTS OF Polyscias fulva ETHANOLIC BARK EXTRACT IN DIABETIC RATS
(University of Eldoret, 2018)Diabetes Mellitus (DM) has been on the alarming rise worldwide and medicinal plants may play a role in its treatment including Polyscias fulva (P. fulva) stem bark that is presumed to have anti-diabetic activity but not ... -
In Vitro Bioaccessibility of the Vitamin B Series from Thermally Processed Leafy African Indigenous Vegetables
(Journal of Food Quality, 2021)+ermal processing of leafy African indigenous vegetables (LAIVs), which are rich in nutrients, especially vitamin B series affects the levels and bioaccessibility of the vitamins. +is study investigated the bioaccessibility ... -
Insecticidal Activity of Chrysanthemum Cinerariifolium & Allium Sativa Natural Oils against Prostephanus truncatus
(African Journal of Education, Science and Technology, 2021)The larger grain borer (Prostephanus truncatus) is one of the most destructive post-harvest pest that affects maize and other crops like cassava. Synergists are substances added to pyrethrin increase efficacy and also ... -
INTESTINAL GEOHELMINTH NEMATODES INFECTIONS IN LANGAS
(2016-05-23)The prevalence and intensity of intestinal geohelminth nematodes was assessed among school children in Langas Primary School in Eldoret Municipality. The main objective of the study was to determine the relationships between ... -
INVESTIGATION OF MAERUA SHRUB (Maerua subcordata) AND YEASTS FROM FINGER MILLET (Eleusine coracana) FOR PRODUCTION OF CHEAP AND EFFICIENT BIOETHANOL IN KENYA
(University of Eldoret, 2021)Bioethanol is an attractive energy source in comparison to fossil fuels because it is renewable and environmentally friendly. The first generation bioethanol is unsustainable due to high cost of food crops and causes food ... -
INVESTIGATION OF Pavonia urens AS A POTENTIAL BIOSORBENT IN HEAVY METAL REMOVALTHROUGH COMPLEXATION
(University of Eldoret, 2023-09)Metal ion-related environmental pollution poses a possible risk to human life. This is a result of various chemical wastes being released into the environment after being treated in an affordable and effective manner. ... -
Investigation of Pavonia urens as Potential Biosorbent in Phytoremediation of Metal Pollutants through Complexation
(African Environmental Review Journal, 2022-06)Environmental pollution involving metal ions represents a potential threat to life. This is due to different chemical wastes discharged to the environment with no or minimal treatment to reduce and decrease the harmful ... -
INVESTIGATION OF POLLUTANT LEVELS AND EFFICIENCY OF HEAVY
(2016-05-23)An increase in population initiating rapid industrialization has been found to consequently increase the effluents and domestic wastewater into the aquatic system. This has resulted in heavy metal pollution which has become ... -
INVESTIGATION OF POLLUTANT LEVELS AND EFFICIENCY OF HEAVY METAL REMOVAL USING BROWN ALGAE (Sargassum sp) BIOSORBENT: A CASE STUDY OF MIGORI RIVER, KENYA
(University of Eldoret, 2013)ABSTRACT An increase in population initiating rapid industrialization has been found to consequently increase the effluents and domestic wastewater into the aquatic system. This has resulted in heavy metal pollution which ... -
Investigation of Selected Heavy Metal Ions in Irrigation Water, Soil and Managu (Solanum Nigrum) from Homahills, Homabay County, Kenya
(Journal of Health and Environmental Research, 2019)Levels of selected heavy metals of Mn, Cd, Pb, Zn, Fe and Co were evaluated in irrigation water, soil and managu (Solanum Nigrum) from Homahills, Homabay County, Kenya. The samples were collected purposively and randomly ... -
ISOLATION AND CHARACTERIZATION OF ACTIVE ANTIHYPERGLYCEMIC COMPONENT OF URTICA DIOICA LEAVES
(2016-05-20)Urtica dioica (U.dioica) commonly known as the stinging nettle is a herbaceous perennial plant belonging to the plant family Urticaceae. The aqueous extract of the plant have been shown to have antihyperglycemic activity ... -
ISOLATION AND CHARACTERIZATION OF NEW COMPOUNDS FROM Strychnos henningsii AND THEIR ANTI-MALARIAL ACTIVITIES
(University of Eldoret, 2013)Traditional medicines play an important role in the management of common fever associated with malarial symptoms, particularly in the rural Africa. However, their potential use as sources of medicines has not been fully ... -
KINETICS OF METAL POLLUTANTS BIOSORPTION IN LAKE VICTORIA AND ITS ENVIRONS USING MORINGA OLEIFERA SEED POWDER
(University of Eldoret, 2016)In the last three decades attention has been paid to environmental management caused by hazardous materials such as heavy metals whose levels have risen due to increased anthropogenic activities. One of the techniques used ... -
LABORATORY ADEQUACY AND ITS EFFECT ON PERFORMANCE IN CHEMISTRYIN SECONDARY SCHOOLS IN KESSES SUB-COUNTY, UASIN GISHU COUNTY KENYA.
(University of Eldoret, 2018)It has been observed that the general poor performance in science subjects is due to inadequate laboratory resources. An expository study designed to investigate laboratory adequacy and performance in secondary school ...