Journal Articles: Recent submissions
Now showing items 2021-2040 of 29892
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Device Simulation of Sb2S3 Solar Cells by SCAPS-1D Software
(University of Nairobi, 2019)Antimony sulphide (Sb2S3) has drawn research interest due to its promising properties for photovoltaic applications. The progress in developing highly efficient Sb2S3 solar cells has stimulated this study to a great extent. ... -
A Multi-dimensional Model for Determining Susceptibility to Unintentional Insider Threats: the Case of Social Engineering Through Phishing
(University of Nairobi, 2019)Many of the information security incidents that make headlines around the world are perpetrated by authorized users of the information systems. These users are commonly referred to as insiders. The Unintentional Insider ... -
Intercropping Optimizes Soil Temperature and Increases Crop Water Productivity and Radiation Use Efficiency of Rainfed Potato
(University of Nairobi, 2019)Integrating crop species with different photosynthetic pathways has great potential to increase efficiency in the use of scarce resources. In order to tap the resource complementarity emanating from this mix, this study ... -
Prevalence of fibromyalgia syndrome in diabetics with chronic pain at the Kenyatta National Hospital
(University of Nairobi, 2017)Background: Fibromyalgia Syndrome (FMS), an increasingly recognized disorder with heightened response to pressure, characterized by Chronic Widespread Pain (CWP), for which no other cause can be identified. Diabetes Mellitus ... -
Fever of unknown origin: A rheumatologic perspective
(University of Nairobi, 2018)Fever of Unknown Origin (FUO) is a syndrome defined by persistent fevers above 38.30C that lasts for longer than 3 weeks with no obvious source. It usually poses a diagnostic challenge to the clinician. We describe a ... -
More Than Skin Colour: Challenges Of Diagnosis And Managing Raynaud’s Phenomenon In A Kenyan Lady
(University of Nairobi, 2018)We report the case of a 35-year-old female with Raynaud’s associated with mixed connective tissue disease. The patient presented with a two-week history with pain, ulceration, and “darkening” of her fi ngers and fee ... -
Systemic Lupus Erythematosus With Acute Inflammatory Demyelinating Polyneuropathy: A Case Report and Review of the Literature.
(University of Nairobi, 2016)We recently managed a case of acute infl ammatory demyelinating polyneuropathy associated with SLE. A 20-year-old newly diagnosed SLE patient presented with a three-week history of acute bilateral ascending ... -
Coexistence of gout and rheumatoid arthritis in Nairobi, Kenya
(University of Nairobi, 2018)Background: There is a widespread belief that gout and RA rarely coexist in the same patient. Given that there is an excess burden of cardiovascular disease in patients with RA, this is compounded by hyperuricemia. ... -
Impacts of land use and land cover change on surface runoff, discharge and low flows: Evidence from East Africa
(University of Nairobi, 2017)Region East Africa. Focus A review of catchment studies (n = 37) conducted in East Africa evaluating the impacts of Land Use and Land Cover Changes (LULCC) on discharge, surface runoff, and low flows. New hydrological ... -
Changes In Phytochemical Content During Different Growth Stages In Tubers Of Five Varieties Of Potato (Solanum Tuberosum L.)
(University of Nairobi, 2018)Potato (Solanum tuberosum L.) synthesizes a variety of bioactive metabolites including phenolic compounds and glycoalkaloids that protects against insects and diseases, and may influence its nutritional quality. Phenolics ... -
Age and Origin of the Tsavorite and Tanzanite Mineralizing Fluids in the Neoproterozoic Mozambique Metamorphic Belt
(University of Nairobi, 2017)The genetic model previously proposed for tsavorite- (and tanzanite-) bearing mineralization hosted in the Neoproterozoic Metamorphic Mozambique Belt (stretching from Kenya through Tanzania to Madagascar) is refined on the ... -
Effect of four rounds of annual school-wide mass praziquantel treatment for schistosoma mansoni control on schistosome-specific immune responses.
(University of Nairobi, 2018)This study evaluated potential changes in antischistosome immune responses in chil-dren from schools that received 4 rounds of annual mass drug administration (MDA) of praziquantel (PZQ). In a repeated cross-sectional study ... -
A search for snail-related answers to explain differences in response of Schistosoma mansoni to praziquantel treatment among responding and persistent hotspot villages along the Kenyan shore of Lake Victoria
(University of Nairobi, 2019)Following a four-year annual praziquantel treatment campaign the resulting prevalence of S. mansoni was seen to differ among individual villages along the Kenyan shore of Lake Victoria. We have investigated possible inherent ... -
Extraction and characterization of gelatin from Lates niloticus and potential industrial applications
(University of Nairobi, 2016)Kiplagat CS, Onyari JM, Mulaa F, Wabomba J. 2018. Extraction and characterization of gelatin from Lates niloticus and potential industrial applications. Biofarmasi J Nat Prod Biochem 16: 53-64. This research aims to extract ... -
Adsorption Of Malachite Green From Aqueous Solutions Onto Rice Husks: Kinetic And Equilibrium Studies
(University of Nairobi, 2017)A study was done to evaluate the removal of a cationic dye from simulated waste water onto rice husks (RH). Spectroscopic methods such as FTIR and SEM/EDX were used for adsorbent characterization. Experimental dependency ... -
Effective Biotransformation Of Reactive Black 5 Dye Using Crude Protease From Bacillus Cereus Strain KM201428
(University of Nairobi, 2018)Effective effluent treatment is a paramount step towards conserving the dwindling clean water resources. The present study describes the use of crude protease extract from Bacillus Cereus Strain KM201428 biotransformation ... -
Occurrence and distribution of organochlorine pesticide residue levels in water, sediment and aquatic weeds in the Nyando River catchment, Lake Victoria, Kenya
(University of Nairobi, 2019)Samples of water, sediments and aquatic weeds were collected from 26 sites in the Nyando River catchment of the Lake Victoria basin in 2005–2006. The objective was to investigate levels of organochlorine pesticides that ... -
The Minamata Convention on Mercury and its implications for management of dental caries in low‐ and middle‐income countries
(University of Nairobi, 2019)BACKGROUND Dental caries has become a ubiquitous public health problem despite overwhelming evidence that it is preventable1,2. Petersen reported that virtually all populations are affected globally, with 60%–90% of ... -
Effect of Sonication Pre-treatment of TiO2 Catalyst for Photo-Degradation of Acid Orange 7 Azo Dye
(University of Nairobi, 2019)In this study, Acid Orange 7 azo dye was degraded on TiO2 catalyst layer illuminated with ultra-violet light. The TiO2 suspension had prior been sonicated at 20 kHz before electrophoretic deposition on smooth stainless ... -
Comparison Of Aqueous And Enzymatic Extraction In Combination With Sequential Filtration For The Profiling Of Selected Trace Elements In Medicinal Plants From Kenya
(University of Nairobi, 2019)This work presents results for the profiling of eight essential elements (Co, Cu, Ni, V, Mo, Mn, Zn and Cr) in aqueous and enzymatic extracts of eight anti-diabetic medicinal plants, used by Traditional Medicine Practitioners ...