Browsing Journal Articles (PAS) by Title
Now showing items 244-259 of 259
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Synthesis, Reactivity and Stability of Aryl Halide Protecting Groups towards Di-Substituted Pyridines
(2016)This paper reports the synthesis and reactivity of different Benzyl derivative protecting groups. The synthesis and stability of Benzyl halides, 4-methoxybenzyl halides, 3,5-dimethoxybenzyl halides, 3,4-dimethoxybenzyl ... -
Termite species and functional groups in maize intercrop systems in Machakos County, Kenya
(Elsevier, 2022-03)Termites are important ecosystem engineers in the tropics but certain termite species cause damage to economically important crops. In Africa, termites cause >50% damage in maize. This study evaluated the effect of ... -
Th17 Cells as Potential Probiotic Therapeutic Targets in Inflammatory Bowel Diseases
(2015)Inflammatory bowel diseases (IBD) are characterized by wasting and chronic intestinal inflammation triggered by various cytokine-mediated pathways. In recent years, it was shown that T helper 17 (Th17) cells are involved ... -
Threats of Land Use Changes on Wetland and Water Areas of Murang’a County, Kenya
(2021-06)Globally, wetlands have declined in area by over 50% since 1900, due to changes in land-use patterns, converting them into farmlands, human settlements, urban centers, and infrastructure development. Land-use changes also ... -
Time series analysis of air pollution trends in Kenya using environmental Kuznets curve
(2020-12)Air pollution occurs when harmful or excessive quantities of substances including gases are introduced into Earth's atmosphere. It may cause diseases, allergies and even death to humans; it may also cause harm to other ... -
Time series analysis of Nandi county government revenue using seasonal autoregressive integrated moving average (SARIMA) model
(2020-10)In Kenya, there are two levels of government namely the National Government (NG) and County Governments (CGs). NG’s revenue is mainly from taxation, borrowing, and grants among other sources while CGs rely on allocation ... -
Time Series Analysis of Road Accidents Using Autoregressive Integrated Moving Average (ARIMA) Model
(2019-04)The road transport industry in Kenya plays a vital role in the life of the majority of her citizens. Many Kenyans utilize different transport modes to reach their various destinations daily. Nearly 3000 people killed on ... -
Titanium dioxide Ag NP enhanced solid solar cell electrodes for favourable efficiency
(2023-08-29)Population growth leads to a heightened demand for working potential to support modern commercial and residential evolutions. Available conventional energy sources, however, cause environmental pollution and severe health ... -
Treatment of tungiasis with a twocomponent dimeticone: a comparison between moistening the whole foot and directly targeting the embedded sand fleas
(2017)Background: Tungiasis (sand flea disease) is caused by the penetration of female sand fleas (Tunga penetrans, Siphonaptera) into the skin. It belongs to the neglected tropical diseases and is prevalent in South America, ... -
Treatment of Tungiasis with Dimeticone: A Proof-of- Principle Study in Rural Kenya
(2014-07)Tungiasis (sand flea disease) is a neglected tropical disease, prevalent in resource-poor communities in South America and sub-Saharan Africa. It is caused by an inflammatory response against penetrated female sand fleas ... -
Triterpenes and Sterols from Ocimum suave
(2022-07)Ocimum species which belong to the family Lamiaceae have several medicinal uses including antimalarial, antimicrobial, antidiabetic, hepato-protective, anti-inflammatory, anti-carcinogenic, cardio-protective and insect ... -
Triterpenes from Elaeodendron schweinfurthianum and their Antimicrobial Activities against Crop Pathogens
(Scientific & Academic Publishing, 2017)Phytochemical evaluation of Elaeodendron schweinfurthianum (Loes) extracts led to the isolation of nine compounds which were identified as 3-oxofriedelane (1), 3α-hydroxyfriedelane (2), 3-oxo-29-hydroxyfriedelane (3), ... -
Triterpenes of Commiphora holtziana oleo-gum resin
(NRC Research Press, 2009-07)Chemical analysis of the acetone extract of Commiphoraholtziana gum resin has led to the isolation of triterpenes characterized as methyl 3-oxo-1α,19α,28-trihydroxyurs-12-en-24-oate (1), methyl 3β-acetyl-2α,11α,19α,28-te ... -
Turbulent Natural Convection in an Enclosure with Colliding Boundary Layers
(2018)When a heated plate is exposed to ambient room air without an external source of motion, a movement of air is experienced as a result of density gradients near the plate. This process is known as natural convection. The ... -
Warburgia Ugandensis: A Review of Compounds and Bioactivity
(2023-07)Warburgia species (Canellaceae) are traditionally used to treat a wide range of illnesses including stomach ache, diarrhea, abdominal pains, toothache, oral thrush, venereal diseases, cold and cough, fever, muscle pains, ... -
Widespread reliance on olfactory sex and species identification by lyssomanine and spartaeine jumping spiders
(Oxford, 2012-10)Jumping spiders (Salticidae) are renowned for their exceptional vision, but this does not preclude use of other senses. Here we provide evidence that olfactory pheromones are widespread in the Spartaeinae and Lyssomaninae, ...
