University of Nairobi Institutional Repository: Recent submissions
Now showing items 52721-52740 of 116514
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Potential economic effect of oil and gas in East African countries
(University of Nairobi, 2015)Discoveries of oil and gas in East African Countries (EAC) has attracted the attention of many MNCs and EMNCs. EAC governments of northern corridor countries have come together, not only to strengthen the Northern Corridor ... -
Dynamic channel sharing strategies through game-theoretic reinforcement learning
(University of Nairobi, 2014-03)—Random access protocols are used by multiple nodes in wireless networks to effectively share a wireless channel for data transmission. While competing for the channel, the nodes seek to achieve an individual or group ... -
Analysis of hydrological drought events in the Upper Tana basin of Kenya
(University of Nairobi, 2015)Drought is a major environmental hazard which has serious implications for water management and environmental protection. This is especially so when unsustainable water management, as well as predicted climate change ... -
Applications of a noninvasive respiratory volume monitor for critical care medicine
(University of Nairobi, 2015)Respiratory volume monitoring (RVM) has been developed to noninvasively measure minute ventilation (V̇E), tidal volume, and breathing frequency and to display real-time respiratory curves in nonintubated patients. Although ... -
Infant neutropenia associated with breastfeeding during maternal antiretroviral treatment for prevention of mother-to-child transmission of hiv
(University of Nairobi, 2014)Maternal antiretroviral treatment (ART) is recommended for prevention of mother-to-child HIV-1 transmission (PMTCT), including in women with high CD4+ cell counts. Within a pediatric HIV-1 vaccine trial PedVacc 002, we ... -
Vaccines against sexually transmitted infections the way forward
(University of Nairobi, 2014)The World Health Organization (WHO), recognizing the profound impact of sexually transmitted infections (STIs) on global sexual and reproductive health and the need for new prevention strategies, organized a technical ... -
Influence of plant silicon in Busseola fusca (Lepidoptera: Noctuidae) larvae Poaceae interactions
(University of Nairobi, 2015)The noctuid stem borer Busseola fusca is an important pest of maize and sorghum in Sub-Saharan Africa. The presence of this species occurred mostly on cultivated than on wild habitats. Busseola fusca is oligophagous having ... -
Risk compensation following male circumcision: results from a two-year prospective cohort study of recently circumcised and uncircumcised men in Nyanza Province, Kenya.
(University of Nairobi, 2014)We present the results of the first study of longitudinal change in HIV-associated risk behaviors in men before and after circumcision in the context of a population-level voluntary medical male circumcision (VMMC) program. ... -
Willingness to pay for improved water supply due to spring protection in Emuhaya disrict, Kenya
(University of Nairobi, 2013)This study investigated willingness to pay for improved water services due to spring protection in Emuhaya District. Semi- structured questionnaires were used to generate qualitative and empirical data on 200 randomly ... -
Comparative efficiency of tillage practices in maize
(University of Nairobi, 2014-09)Weed management practices used by small scale farmers determine maize productivity. The trials were executed in Kigumo district during the long and short rains in 2010 to compare effectiveness of glyphosate and hand ... -
Phytochemical screening and evaluation of antioxidant activity of methanolic extract of kenyan hydnora abyssinica A. Braun (Hydnoraceae)
(University of Nairobi, 2015)Hydnora abyssinica is a leafless medicinal herb characterized by rhizome and flower only. The decoction of the rhizome has been used in Kenya to manage infections, cancer and removal of retained placenta. Plant secondary ... -
Evaluation of resistance reaction of maize germplasm to common foliar diseases in Kenya
(University of Nairobi, 2015)Use of resistance varieties is the most practical method of managing crop diseases. There is a great variation in terms of resistance reaction to diseases among the various maize germplasm and with the liberization of ... -
Effective intervention to reduce intravaginal practices among hiv-1 uninfected Kenyan women.
(University of Nairobi, 2014)Intravaginal practices (IVP) are common among African women and are associated with HIV acquisition. A behavioral intervention to reduce IVP is a potential new HIV risk-reduction strategy. Fifty-eight HIV-1-uninfected ... -
Prevalence and correlates of bacterial vaginosis in different sub-populations of women in sub-Saharan Africa: a cross-sectional study
(University of Nairobi, 2014)Background Clinical development of vaginally applied products aimed at reducing the transmission of HIV and other sexually transmitted infections, has highlighted the need for a better characterisation of the vaginal ... -
Antimicrobial activity and bioactive constituents of alectra sessiliflora (vahl) kuntze methanol extract
(University of Nairobi, 2013)Alectra sessiliflora (Vahl) Kuntze (Scrophulariaceae) is traditionally used in western Kenya in the management of microbial infections. The water, chloroform and methanol extracts of A. sessiliflora whole plant exhibited ... -
Fc Gamma Receptors IIa and IIIa Genetic Polymorphisms Do Not Predict HIV-1 Disease Progression in Kenyan Women.
(2014)Abstract Genetic polymorphisms of the Fc gamma receptors (FcγR) IIa and IIIa have been implicated in the rate of HIV-1 disease progression, but results are inconsistent. We aimed to determine the association between these ... -
Change in diversity and abundance of nematode destroying fungi in land use under irrigation in selected small scale irrigation schemes in Kenya
(University of Nairobi, 2015): Intensity of land cultivation is usually associated with increase in crop production and loss of soil biodiversity or its function. This study was conducted to determine the effect of intensity of land use under irrigation ... -
Governance Ethics & Business: Kenyan Growing Economy at Cross-road in the 21st Century
(2015)Governance Ethics and business: Kenya at a Cross Road in the 21st Century is an intellectual investigation into what has not worked well so far despite all attributed good reasons. The author has touched on spheres of ... -
Effect of elections on stock market returns at the Nairobi securities exchange
(University of Nairobi, 2014)Country’s politics can exert significant influence on its income distribution and prosperity hence affect the activities in a stock market as voters in democratic states elect parties which best represent their personal ... -
Determination of plasmodium parasite life stages and species in images of thin blood smears using artificial neural networks
(University of Nairobi, 2014)Malaria is a leading cause of deaths globally. Rapid and accurate diagnosis of the disease is key to its effective treatment and management. Identification of plasmodium parasites life stages and species forms part of ...
