Research Articles: Recent submissions
Now showing items 41-60 of 66
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Spatial Variation in Physicochemical Surface Water Quality in River Rwizi, Western Uganda
(Journal of Water Resource and Protection, 2019-12-04)River Rwizi originates from the Buhweju hills. It is a major source of water for the inhabitants of Mbarara Municipality and surrounding environment. In this study, spatial variation of water quality in River Rwizi section ... -
Sorption and Desorption Phenomena of Urban Biowaste-Based Heavy Metals by a Ferralsol
(Journal of Agricultural Chemistry and Environment, 2020-01-17)Background: The objective of this study was to examine the adsorption-desorption phenomena of heavy metals in an agricultural Ferrosol treated with sewage solid waste at rates usually applied for soil fertility management. ... -
Occurrence and significance of polychlorinated biphenyls in water, sediment pore water and surface sediments of Umgeni River, KwaZulu-Natal, South Africa
(Environ Monit Assess, 2015-08-05)The Umgeni River is one of the main sources of water in KwaZulu-Natal, South Africa; however; there is currently a lack of information on the presence and distribution of polychlorinated biphenyls (PCBs) in its sediment, ... -
Quantitative analyses of selected polychlorinated biphenyl (PCB) congeners in water, soil, and sediment during winter and spring seasons from Msunduzi River, South Africa
(Environ Monit Assess, 2018-09-20)The lack of information and the need for knowledge on the organic pollutants within the area of KwaZulu-Natal together with the global problem of water supply have prompted our investigation into the analyses of eight ... -
Potential of Artocarpus heterophyllus Seed Powder in the Adsorption of Chromium(VI) from Aqueous Solution
(Journal of Water Resource and Protection, 2017-05-22)The potential of Artocarpus heterophyllus (Jackfruit) seed powder in adsorption of chromium(VI) from aqueous solution was studied using batch technique. The performance of the adsorption process was evaluated against contact ... -
Pharmaceutical residues in water and sediment of Msunduzi River, KwaZulu-Natal, South Africa
(Chemosphere, 2015-03-27)The little data about pharmaceutical residue contamination in African water bodies motivated our study on the occurrence of pharmaceutical residues in the water and sediment of Msunduzi River in the KwaZulu-Natal province ... -
Pesticide use in vegetable production in rural Uganda -A case study of Kabale District, South western Uganda
(African Journal of Agricultural Research, 2020-09-29)A study to investigate commonly grown vegetables, commonly used pesticides, and pesticide use practices was conducted in Kabale District, in South-western Uganda. This is because indiscriminate pesticide use and poor ... -
Occurrence of selected pharmaceuticals in water and sedimentof Umgeni River, KwaZulu-Natal, South Africa
(Environ Sci Pollut Res, 2015-02-05)Selected pharmaceuticals including antibiotics, an-tipyretics, a stimulant, an antiepileptic and an antipsychoticdrug were determined in wastewater, surface water and sedi-ment along the Umgeni River which is the main ... -
Novel methods for quantitative analysis and evaluation of effects of chronic exposure to microcystins by capillary electrophoresis and metabolomics studies
(2010)This thesis describes capillary electrophoresis (CE) methods for separation and quantification of cyan toxins in water; and “metabolomics” and “metabonomic” approaches for investigation of the effect of exposure of a human ... -
Mobility of Chromium, Copper and Arsenic in Amended Chromated Copper Arsenate Contaminated Soils
(Asian Journal of Applied Chemistry Research, 2020-09-23)The use of copper-based preservatives such as chromated copper arsenate (CCA) and creosote to prolong the life of lumber present environmental concerns because they contain heavy metals and polycyclic aromatic hydrocarbons ... -
Metabolomics Approach for Investigation of Effects of Dengue Virus Infection Using the EA.hy926 Cell Line
(Journal of Proteome Research, 2010-10-18)This paper describes a multiplatform analytical approach combining proton nuclear magnetic resonance (1H NMR) spectroscopy and mass spectrometry (MS), together with pattern recognition tools in a metabolomics study used ... -
Occurrence and significance of polychlorinated biphenylsin water, sediment pore water and surface sedimentsof Umgeni River, KwaZulu-Natal, South Africa
(Environ Monit Assess, 2015-08-05)The Umgeni River is one of the main sourcesof water in KwaZulu-Natal, South Africa; however;there is currently a lack of information on the presenceand distribution of polychlorinated biphenyls (PCBs) inits sediment, ... -
Investigation of the effect of exposure to non cytotoxic amounts of microcystins
(Metabolomics, 2010-12-12)This paper describes a metabolomic approach for investigation of the potential effect of exposure of humans to low amounts of microcystins using HepG2 cell line. Microcystins are hepatotoxins produced by cyanobacteria ... -
Indoor air quality in rural Southwestern Uganda: particulate matter, heavy metals and carbon monoxide in kitchens using charcoal fuel in Mbarara Municipality
(SN Applied Sciences, 2020-11-20)The use of biomass energy over open fires in sub-Saharan Africa is rampant yet it is associated with air pollution. Information on the contribution of common biomass like charcoal to indoor air pollution in Uganda is scarce; ... -
Fluoride Contamination and Its Optimum Upper Limit in Groundwater from Sukulu Hills, Tororo District, Uganda
(Scientific African, 2019-11-13)This study was carried out to assess fluoride (F-) concentration and to determine its upper permissible limit in groundwater from Sukulu Hills, a phosphate mining area in Tororo District, Uganda, where groundwater is the ... -
Effects of sewage sludge bio solid amendments on the potential of maize (Zeamays L.) in phytoremediation of trace metals in chromated copper arsenate contaminated soils
(French-ukrainian journal of chemistry, 2020)The effect of sewage sludge amendment (5-25% w/w) on the potential of maize (MM3 variety) to phytoextract trace metals from chromated copper arsenate (CCA) contaminated soils was investigated. The metal content of fresh ... -
Effects of Seasonal Variations in Physical Parameters on Quality of Gravity Flow Water in Kyanamira Sub-County, Kabale District, Uganda
(Journal of Water Resource and Protection, 2016-12-23)The effect of seasonal variations in physical parameters on quality of gravity flow water was investigated in Kyanamira Sub-County, Kabale District, Uganda. The seasonal variations in the physical parameters (pH, temperature, ... -
Detoxification of Nyar-Udota Cassava Variety in Zombo District by Fermentation
(International Journal of Nutrition and Food Sciences, 2017-03-09)Fermentation is capable of detoxifying cassava cultivars. Cassava is one of the most important food crops in the world and in Uganda it is the second most consumed food crop after bananas. However, cassava has some toxic ... -
Determination of cyanobacterial cyclic peptide hepatotoxins in drinking water using CE
(Electrophoresis, 2009-03-23)Four cyanobacteria hepatotoxins microcystin LR, microcystin RR, microcystin YR, and nodularin were simultaneously determined in drinking water using CZE and MEKC coupled with UV detection. The toxins were satisfactorily ... -
Evaluation of persistent organochlorine pesticides and polychlorinated biphenyls in Umgeni River bank soil, KwaZulu- Natal, South Africa
(Water SA, 2019-09-23)This study investigated the presence and distribution of organochlorine pesticides (OCPs) and polychlorinated biphenyls (PCBs) in soil collected along the banks of the Umgeni River, one of the largest rivers in the province ...