• Sesquiterpenoids with antiplasmodial activities from Warburgia stuhlmanii Engl. root bark 

  Mulianga, Albert Makenzi; Onyango, Lawrence Arot Manguro; Okinda, Philip Owuor (Islamic Azad University, Shahrood Branch Press, 2023-06-01)

  Phytochemical investigation of Warburgia stuhlmannii ethyl acetate root extract led to isolation of ten known compounds identified as polygodial (1), cinnamolide (2), warburganal (3), bemadienolide (4), ugandensidial (5), ...
• Agricultural pesticides do not suppress infection of Biomphalaria (Gastropoda) by Schistosoma mansoni (Trematoda) 

  Akbar A. Ganatra, Jeremias M. Becker, Naeem Shahid, Salim Kaneno, Henner Hollert, Matthias Liess, Eric L. Agola, Francis McOdimba, Ulrike Fillinger (Cold spring harbor laboratory, 2023-02-15)

  Schistosomiasis is a neglected tropical disease caused by trematodes of the genus Schistosoma. The pathogen is transmitted via freshwater snails. These snails indirectly benefit from agricultural pesticides which affect ...
• Robust Arduino controlled spin coater using a novel and simple gravity chuck design 

  Adam, Shnier; Otieno, Francis; Billing, Caren; Wamwang, Daniel; Billing, G.David (Elsevier, 2023-06)

  Spin coaters offer an invaluable method of thin film fabrication. Various implementations, both proprietary and open-source exist, offering vacuum and gravity samples chucks. These implementations vary in their reliability, ...
• Some members of genus Cassia (Senna): Their Ethnobotany, Potency and Prospects of Drug discovery 

  Osunga, Salome; Amuka, Omari; Machocho, K. Alex; Getabu, Albert; Onani, O. Martin (mansapublishers, 2023-04-04)

  Plants from Cassia species have been used traditionally all over the world in the treatment of various diseases. Various compounds with diverse bioactivities have been isolated from the Cassia species. However, this has ...
• Removal of endosulfan from water by municipal waste incineration fly ash-based geopolymers: Adsorption kinetics, isotherms, and thermodynamics 

  Luttah, Isaac; Onunga, O. Daniel; Shikuku, O. Victor; Otieno, Benton; Kowenje, O. Chrispin (ResearchGate, 2023-03-23)

  Alkali-activated municipal waste incineration fly ash (MWFA)-based geopolymers (GPA, GPB, and GPC) were synthesized under different sodium silicate to sodium hydroxide (SS/SH) ratios. The geopolymers were applied in the ...
• Quantification of methane emitted by ruminants: A review of methods 

  Luis Orlindo Tedeschi, Adibe Luiz Abdalla, Clementina Álvarez, Samuel Weniga Anuga, Jacobo Arango, Karen A Beauchemin, Philippe Becquet, Alexandre Berndt, Robert Burns, Camillo De Camillis, Julián Chará, Javier Martin Echazarreta, Mélynda Hassouna, David Kenny, Michael Mathot, Rogerio M Mauricio, Shelby C McClelland, Mutian Niu, Alice Anyango Onyango, Ranjan Parajuli, Luiz Gustavo Ribeiro Pereira, Agustin Del Prado, Maria Paz Tieri, Aimable Uwizeye, Ermias Kebreab (Oxford University Press, 2022-07)

  The contribution of greenhouse gas (GHG) emissions from ruminant production systems varies between countries and between regions within individual countries. The appropriate quantification of GHG emissions, specifically ...
• Enviromental Risk Factors Associated with Primary Liver Cancer in Western Kenya: A Mini-review 

  Evaline Chemutai , David M. Onyango a , Cyrus Ayieko a and Roselida A. Owour (ScienceOpenLibrary, 2021)

  Primary Liver Cancer (PLC) is a global health burden, which is poorly addressed in developing countries. It is ranked the third leading cause of cancer-related mortality worldwide, with high incidence rates reported in ...
• Thermal properties and pressure-dependent elastic constants of cadmium stannate as a substrate for MEMS: An ab initio study 

  Ongwen Nicholas, Ogam Erick, El Abiddine Zine Fellah, Mageto Maxwell, Othieno Herrick, Otunga Henry (North-Holland, 2023-02-15)

  Silicon carbide (SiC) has become a suitable replacement to silicon as a substrate for manufacture of microelectromechanical systems (MEMS) that operate in harsh environmental conditions, owing to its better mechanical ...
• A Generalization of Poiseuille’s Law for the Flow of a Self-Similar (Fractal) Fluid through a Tube Having a Fractal Rough Surface 

  Abdellah Bouchendouka, Zine El Abiddine Fellah, Zakaria Larbi, Nicholas O Ongwen, Ogam Erick, Mohamed Fellah, Claude Depollier (Multidisciplinary Digital Publishing Institute, 2023-01)

  In this paper, a generalization of Poiseuille’s law for a self-similar fluid flow through a tube having a rough surface is proposed. The originality of this work is to consider, simultaneously, the self-similarity structure ...
• Thermal properties and pressure-dependent elastic constants of cadmium stannate as a substrate for MEMS: An ab initio study 

  Otunga Henry Nicholas Ongwen, Ogam Erick, Z. E. A Fellah, Mageto Maxwell, Othieno Herrick (Elsevier, 2023)

  Silicon carbide (SiC) has become a suitable replacement to silicon as a substrate for manufacture of microelectromechanical systems (MEMS) that operate in harsh environmental conditions, owing to its better mechanical ...
• Hydrothermal synthesis of zeolites using silica extracted from tropical volcanic ash 

  Otieno Stephen, Kengara Fredrick O, Kowenje Chrispin, Mokaya Robert (Royal Society of Chemistry, 2023)

  This study addresses the reliance on costly aluminosilicate sources for the synthesis of zeolites by exploring the use of silica extracted from tropical volcanic ash. The volcanic ash contained CaO, in the form of calcite ...
• Chlorophyll Content Index and Yield Responses of Maize and Banana Plants under Calliandra calothyrsus, Sesbania sesban and Leucaena diversifolia Intercropping in Vihiga County, Kenya 

  SIMIYU Wamalwa Dennis (Asian Journal of Research in Botany, 2023)

  High population has led to more demand for food. Subsequently, there is need to expand agricultural land. This has necessitated cutting down of trees. This has led to soil degradation. Nutrient depleted soils and poor ...
• Acoustical properties of compressed earth blocks: Effect of compaction pressure, water hyacinth ash and lime 

  Ouma Justus , Ongwen Nicholas, Ogam Erick, Auma Mercy, Fellah ZEA , Mageto Maxwel , Mansour Mohamed Ben , Oduor Andrew (Elsevier, 2023)

  This study assessed the potential use of a mixture of lime and water hyacinth ash (WHA) as binders in fabrication of cylindrical compressed earth blocks (CEBs) with good acoustic absorption properties for building and ...
• Inhibition Kinetics and Theoretical Studies on Zanthoxylum chalybeum Engl. Dual Inhibitors of α-Glucosidase and α-Amylase 

  Njogu M Kimani, Ochieng Charles O, Ogutu Mike Don , Otieno Kevin Yamo, Otieno Joab Onyango, Santos Cleydson BR (MDPI, 2023)

  Compounds from Zanthoxylum chalybeum Engl. were previously reported for inhibitory activities of amylase and glucosidase enzymatic action on starch as a preliminary study toward the establishment of a management strategy ...
• Sub-Saharan Africa’s Way of Water Management 

  Haarstrick Andreas , Kowenje Chrispin (Springer International Publishing, 2022)

  The book addresses the situation of water and wastewater management in Africa from present angle, underpinned by selected case studies. The publication of this book will also be the start of a book series that in more ...
• Effects of weed control methods on weeds and productivity of range grasses in semi-arid Kenya 

  Bosco Kidake Kisambo, Bryan Peter Ogillo, David Musyimi (Tropical and Subtropical Agroecosystems, 2023)

  Background: Weeds are a common occurrence and challenge in different crops eventually influencing crop development and yields. Weed control and management are key in enhancing the productivity of cultivated pastures. In ...
• Variations in soil pH, N, P and K due to influence of rates, split applications of nitrogen fertilizer and ratoon crop of sugarcane varieties 

  G Oindo Achieng , P Okinda Owuor , C Ogutu Omondi , G Onyango Abayo (ResearchGate, 2023)

  Fertilizer Best Management Practices (BMPs) include soil testing that is performed to determine the availability of essential elements for profitable and productive yields of crops. The objective of this research was to ...
• A comparison of the Laplace and the alternative multipole expansion series for the Coulomb potential 

  E. O. Jobunga, C. O. Wandera, and O. S. Okeyo (Research Gate, 2023)

  Multipole expansion is a powerful technique used in many-body physics to solve dynamical problems involving correlated interactions between constituent particles. The Laplace multipole expansion series of the Coulomb ...
• Malaria diagnosis in rural healthcare facilities and treatment-seeking behavior in malaria endemic settings in western Kenya 

  Collince J. Omondi, David Odongo , Wilfred O. Otambo, Kevin O. Ochwedo, Antony Otieno , Ming-Chieh Lee, James W. Kazura, Andrew K. Githeko, Guiyun Yan (Maseno University, 2023)

  Accurate diagnosis and timely treatment are central requirements for effective malaria management in communities. However, in resource-constrained settings, healthcare facilities are likely to be few, inaccessible, and ...
• Anti-Jaynes-Cummings interaction of a two-level atom with squeezed light: A comparison with the Jaynes-Cummings interaction 

  Christopher Mayero, Joseph Akeyo Omolo (Maseno University, 2022)

  We considered the anti-Jaynes-Cummings (AJC) interaction of a two-level atom in an initial ground state interacting with a field mode in an initial squeezed coherent state at arbitrary values of squeeze parameter r and ...

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