Browsing Journal Articles by Author "1f799f42-57a4-4d8d-b1a5-c11332ea026a"
Now showing items 1-15 of 15
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Anti-Bacterial Activities of Green Synthesized ZnO and CuO Nanoparticles from Leaf Extracts of Warburgia ugandensis
Njenga, Lemeitaron; et al. (American Journal of Nano Research and Applications, 2023-07)This work reports for the first time the green synthesis of zinc oxide nanoparticles (ZnO NPs) and copper oxide nanoparticles (CuO NPs) using leaf extracts of Warburgia ugandensis as encapsulating, stabilizing, and reducing ... -
Bioefficay of Chrysanthemum cinerariifolium and Allium sativum Oil Extracts against Sitophilus zeamais
Lutta, S.; et. al... (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 ... -
Chemical compositions of fresh volatiles aromas of some Kenyan Ocimum species
Ngari, Ann G; et.al... (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 ... -
Field Accumulation in Selected Heavy Metal Ions and Associated Health Risks in Irrigation Water, Soil and Tomatoes Collected from Homa Hills, Homabay County, Kenya
Akenga, Teresa; et. al. (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 ... -
Health Risk Assessment Levels of Selected Heavy Metals on Solanum Nigrum, Soils and Water Collected Along River Moiben, Uasin-Gishu County, Kenya
Akenga, Teresa; et al. (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 ... -
In Vitro Bioaccessibility of the Vitamin B Series from Thermally Processed Leafy African Indigenous Vegetables
Onyambu, Zipporah M.; et. al... (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
Lutta M., Samson; et. al... (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 ... -
Investigation of Pavonia urens as Potential Biosorbent in Phytoremediation of Metal Pollutants through Complexation
Rutto, S.; et al. (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 Selected Heavy Metal Ions in Irrigation Water, Soil and Managu (Solanum Nigrum) from Homahills, Homabay County, Kenya
Akenga, Teresa; et. al... (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 ... -
Optimisation of plutonium separations using TEVA cartridges and ICP-MS/MS analysis for applicability to large-scale studies in tropical soils
Isaboke, Job; et al. (The Royal Society of Chemistry, 2023-08)The analysis of plutonium (Pu) in soil samples can inform the understanding of soil erosion processes globally. However, there are specific challenges associated for analysis in tropical soils and so an optimal analytical ... -
Physical-Chemical Water Quality Asessment of Rivers within the Athi River Basin Area, Kenya
Masime, P.; et. al... (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. ... -
Potable Water Fluoride Rapid Detection Based on TBAF Desilylation by a Novel Fluorogenic 7-O-tert-butyldimethylsilyl-3-cyano-4-methylcoumarin Compound
Akumu, Edwin Otieno; et al. (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 ... -
Transformer mineral oil ingestion induces systemic sub-acute toxicity in Wistar rats
Otunga, Grace N.; et.al... (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) ... -
Two-dimensional graphene–HfS2 van der Waals heterostructure as electrode material for alkali-ion batteries
King'ori, Gladys W.; et. al... (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 ... -
Water Defluoridation by Adsorption Using Aluminium Modified Chicken Feathers
Nasiebanda, Roselyne; et. al... (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 ...