Department of Basic Sciences
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Recent Submissions
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A review on the Phytochemistry and Pharmacological Activities of some Species from Genus Dodonaea (Sapindaceae Family)
(The Journal of Phytopharmacology, 2024-02)This review focuses mainly on findings of the chemistry and pharmacological activities of some plant species from genus Dodonaea. The continued chemical studies of Dodonaea species such as D. viscosa, D. angustifolia, ... -
Soil To Plant Transfer Factors of Natural Radionuclides in Khat (Catha endulis) from Igembe South Subcounty, Kenya
(International Journal of Engineering and Applied Physics (IJEAP), 2023-12)This study evaluated the soil to plant transfer factors of khat (Catha endulis) to determine the absorption potential of natural radionuclides. Soil and leaves of Khat were sampled from Igembe south subcounty, Kenya and ... -
Evaluation of Selected Green Gram (Vigna Radiata) Varieties Against Insect Pests Infestation in The Field, Tharaka Sub-County, Kenya
(2023-10)Background: Green grams farming plays a vital role in Tharaka and the country(Kenya) at large by ensuring food security, creating employment for rural households and greatly contributing to the national economy. However, ... -
Action and variation potential electrical signals in higher plants
(African Journal of Biological Sciences, 2021)This review evaluates the types of electrical signals (ESs) in plants, generation and propagation of various ESs, their ways of transmission within the plant body and their corresponding physiological significance. It also ... -
Monitoring Temperature and Humidity using Arduino Nano and Module-DHT11 Sensor with Real Time DS3231 Data Logger and LCD Display
(International Journal of Engineering Research & Technology (IJERT), 2020-12)Humidity and Temperature are crucial parameters for the optimal response of biological systems e.g. each has its own impact on growth and production of quality crops. There are several techniques of measuring humidity and ... -
Arduino Uno, Ultrasonic Sensor HC-SR04 Motion Detector with Display of Distance in the LCD
(International Journal of Engineering Research & Technology (IJERT), 2020-05)- Motion detection has become one of the great areas of research in the world. Many activities are carried out in the presence of motion. One of the research focus has been the use of Arduino Uno microcontroller, Ultrasonic ... -
Optimization of Glycerol Production from Mango Seed Oil Using Response Surface Methodology and Central Composite Design
(International Journal for Multidisciplinary Research (IJFMR), 2023-09)The objective of this research was to optimize the glycerol production from mango seed oil using RSM and CCD. The glycerol was produced through the transesterification process where biodiesel and glycerol were produced ... -
Monitoring Temperature and Humidity using Arduino Nano and Module-DHT11 Sensor with Real Time DS3231 Data Logger and LCD Display
(2020-12)Humidity and Temperature are crucial parameters for the optimal response of biological systems e.g. each has its own impact on growth and production of quality crops. There are several techniques of measuring humidity and ... -
Optimization of Glycerol Production from Mango Seed Oil Using Response Surface Methodology and Central Composite Design
(2023-10)The objective of this research was to optimize the glycerol production from mango seed oil using RSM and CCD. The glycerol was produced through the transesterification process where biodiesel and glycerol were produced as ... -
Optimization Of Oil Production From Mango Seed Using Response Surface Methodology And Central Composite Design
(2023-10)Response Surface Methodology (RSM) and Central Composite Design (CCD) is an important statistical tool for modeling and analysis of statistical problems where the response of interest is influenced by several variables ... -
Modeling Covariates of Infant and Child Mortality in Kenya
(2020-08)Mortality of children under the age of five has been target of public health policies. There has been a significant decline in under-five mortality in the twenty first century in almost all countries several studies have ... -
Adsorption of Lead (II) Ions from Aqueous Solutions Using Mangroves Roots (Rhizophora Mucronata) Charcoal-Carbon Nanotubes Nanocomposite
(2021-02)Providing clean and affordable water to meet human needs is a grand challenge of the 21st century. Worldwide, water supply struggles to keep up with the fast growing demand, which is exacerbated by population growth, global ... -
Adsorption of rhodamine b from aqueous solution using mangroves (Rhizophora mucronata) carbon nanotubes nanocomposites
(2021-03-03)The use of dyes has increased dramatically and uncontrollably in last few decades. Different types of dyes are frequently employed in plastics, paper, cosmetics, leather, and textile industries for coloring purposes. These ... -
A review on chemistry of some species of genus Vepris (Rutaceae family)
(2014)This review presents the current known phytochemical constituents of the genus Vepris. The genus is a rich source of alkaloids and limonoids most of which possess the 3, 4-methylenedioxy moieties. They are frequently used ... -
Chemical Constituents in Extracts from Leaves of Lantana trifolia and Their In Vitro Anti-oxidative Activity
(2014)Objective To isolate, purify, and analyze the anti-oxidants from the leaves of Lantana trifolia. Methods The anti-oxidative activities of the crude extracts from liquid-liquid extraction of L. trifolia leaves were assayed ... -
Isolation and Identification of Bioactive Constituents from Stem Barks of Illicium difengpi
(2014)Objective To isolate and identify bioactive constituents from the stem barks of Illicium difengpi. Methods The chemical constituents were isolated and purified by repeated silica gel, Sephadex LH-20, recrystallization, and ... -
A review on toxicity effects on Aconitum carmichaelii Debx (Chuan wu and Fuzi) and TCM processing approach ‘Pao zhi’ in reducing/ eliminating toxicity
(2015)Aconitum carmichaelii Debx. (Chuan wu & Fuzi) is one of the most widely used Chinese traditional medicinal herbs and is listed in the Chinese Pharmacopoeia. It has been used for the treatment of various conditions rheumatism ... -
A review on phenolic compounds in Illicium species and their pharmacological effects
(2013)This review focuses mainly on findings of chemistry and pharmacological activities of phenolic compounds in Illicium plants. The continued chemical studies of Illicium species such as I.difengpi, I.verum, I.griffithii, ... -
Proximate Composition, Mineral Element Profile and Antioxidant Properties of the Edible Kenyan Mushroom, Auricularia polytricha
(2022-07)The indigenous Kenyan Auricularia polytricha is a known delicacy to the communities residing around Kakamega forest in Western Kenya. The objective of the present study was to carry out proximate analysis, determine ... -
Stereoselective synthesis of fused tetrahydroquinazolines through one-pot double [3 + 2] dipolar cycloadditions followed by [5 + 1] annulation
(2016-10)The one-pot [3 + 2] cycloaddition of an azomethine ylide with a maleimide followed by another [3 + 2] cycloaddition of an azide with the second maleimide gives a 1,5-diamino intermediate which is used for a sequential ...