Browsing Journal Articles by Issue Date
Now showing items 1-20 of 34
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Quantification of All Trans-Lycopene, Cis-Lycopene and Β-Carotene from Watermelons Found in Zanzibar
(African Journal of Education, Science and Technology, 2018)Red-fleshed watermelons (Citrullus lanatus) contain a high level oflycopene, and small amount of β-carotene which have been reported to have many important health benefits.However, very little is ... -
Chemical compositions of fresh volatiles aromas of some Kenyan Ocimum species
(Journal of Pharmacognosy and Phytochemistry, 2019)Plants of genus Ocimum have unique aromas hence the likelihood of chemical profiles of their fresh volatiles being different. Gas Chromatography-Mass Spectrometry (GC-MS) analysis of head space volatiles of fresh aerial ... -
Chemical compositions of essential oils of some Kenyan Ocimum species
(American Journal of Essential Oils and Natural Products, 2019)The natural aroma of Ocimum species varies, implying that variations in chemical compositions of their essential oils are likely to be observed. Steam distilled essential oils from leaves and flowers of Ocimum kenyense, ... -
Transformer mineral oil ingestion induces systemic sub-acute toxicity in Wistar rats
(Heliyon, 2019)We investigated the potential toxicities associated with the sub-acute ingestion of transformer mineral oil (TMO) at a heated low dose (HLD-50 mg/kg), heated high dose (HHD-500 mg/kg) and unheated high dose (UHD-500 mg/kg) ... -
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 ... -
Safety evaluation and antihyperglycaemic effect of root extract of Maerua decumbens (Brongn.) DeWolf in Wistar rats
(Elsevier, 2020)Local communities living in rural regions of Kenya use the plant, Maerua decumbens (Brongn.) DeWolf for various purposes including water purification (roots), as food (roots and fruits) and medicinal (various parts of ... -
Bioefficay of Chrysanthemum cinerariifolium and Allium sativum Oil Extracts against Sitophilus zeamais
(AER Journal, 2020)1 AER Journal Volume 4, Issue 1, pp. 1-9, December, 2020 RESEARCH ARTICLE Available Online at http://www.aer-journal.info ISSN: 1727-8341 Bioefficay of Chrysanthemum cinerariifolium and Allium sativum Oil Extracts ... -
Two-dimensional graphene–HfS2 van der Waals heterostructure as electrode material for alkali-ion batteries
(The Royal Society of Chemistry, 2020-07)Poor electrical conductivity and large volume expansion during repeated charge and discharge is what has characterized many battery electrode materials in current use. This has led to 2D materials, specifically multi-layered ... -
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 ... -
Adsorption of Fluoride from Water by Use of Powdered Tilapia Fish Scales
(African Environmental Review Journal (AER), 2020-12)Ingestion of adequate fluoride (F-) necessary for healthy bones and teeth is realized through food, soil and water while its excess leads to dental, skeletal and soft tissue damage. Defluoridation is one of the conventional ... -
Analysis of Fluoride in Kales (Brassicca oleracea) and Tomatoes (Lycopersicum esculentum) from Nakuru County, Kenya
(African Environmental Review Journal (AER), 2020-12)As vegetables normally form an integral portion of human diet, occurrence of high fluoride in their edible portions can cause significant human exposure to these fluoride residues. The present study was carried out to ... -
Water Defluoridation by Adsorption Using Aluminium Modified Chicken Feathers
(African Journal of Education, Science and Technology, 2021)Sufficient fluoride (F- ) ingestion through food, soil and water is necessary for the development of healthy bones and teeth while excess of it results in dental, skeletal and soft tissue damage. To protect people ... -
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 ... -
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 ... -
Potable Water Fluoride Rapid Detection Based on TBAF Desilylation by a Novel Fluorogenic 7-O-tert-butyldimethylsilyl-3-cyano-4-methylcoumarin Compound
(African Journal of Education, Science and Technology (AJEST), 2021-05)This article reports the synthesis and properties of a novel fluoride detector, 7-O-tertbutyldimethylsilyl-3-cyano-4-methylcoumarin, which emits a lavender blue fluorescence in aqueous solution when fluoride ions are ... -
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 ... -
Effect of Computer-Based Laboratory Simulations (CBLS) in Acquisition of Scientific Inquiry Skills in Electro_ Chemistry in Secondary Schools in Bomet County
(African Journal of Education, Science and Technology, 2022)Computer technology has advanced to the point where it can significantly enable inquiry learning to be used at various levels, and offer new tools for representing the science nature in the classroom. It has been revealed ... -
ASSESSMENT OF ZINC, LEAD AND CADMIUM CONTRIBUTIONS TO DIABETES AND HYPERTENSION: A CASE STUDY OF MARAKWET EAST AND MARAKWET WEST SUB COUNTIES
(University of Eldoret, 2022)Globally, chronic heavy metal poisoning is of global concern, aggravated by human activities in the world leading to food and drinking water quality issues. This study assessed the relationship between heavy metals and ... -
Field Accumulation in Selected Heavy Metal Ions and Associated Health Risks in Irrigation Water, Soil and Tomatoes Collected from Homa Hills, Homabay County, Kenya
(Africa Environmental Review, 2022)Accumulation of metal ions in irrigation water and soils can lead to uptake by food crops. The accumulated heavy metals when ingested pose a threat to human health. The current study intends to assess potential health ... -
Physical-Chemical Water Quality Asessment of Rivers within the Athi River Basin Area, Kenya
(Africa Environmental Review, 2022)One of the main issues affecting Kenya's management of its water resources is pollution. In this study, selected physical-chemical characteristics were used to evaluate the river water quality in the Athi Basin area. ...
