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  • Natural radioactivity and radiological hazard analysis of construction stones from various quarries in Machakos County-Kenya 
    Mutua, John O.; Linturi, James M.; Maweu, Onesmus M.; Kebwaro, Jeremiah M,.; Matsitsi, Muthama S. (2023-07-27)
    The radioactivity levels of rocks sampled from the quarries of Kyasioni, Mavoloni and Kathaana located in the lower Eastern County of Machakos in Kenya were determined. Forty-two samples were collected using stratified ...
  • Natural radioactivity levels in rocks and sand from Tyaa River in Mwingi, Kitui County 
    Matsitsi, Muthama S. (2020-03-16)
    The variability of background radiation from primordial radionuclides has led to the exposure of human beings to radiation doses of different ranges. Prompt or delayed harmful effects as a result of radiation exposure have ...
  • Natural radioactivity levels of selected cement brands used in kenya using gamma ray spectroscopy 
    Mulwa, Vincent; Linturi, James M.; Riara, Martin M. (Science and Education Publishing, 2023)
    Cements contain traces of natural radionuclides because the raw materials originate from the earth’s crust. Elevated levels of natural radioactivity can have harmful health effects on living tissues. This study aimed at ...
  • Natural Resource Project Planning and Management 
    Nyariki, Dickson M.; Ochola, W. O. (IDRC, 2010)
  • Natural rhizobial populations and nodulation status of woody legumes growing in diverse Kenyan conditions 
    Kimiti, Jacinta M.; Odee, D. W.; Sutherland, J. M.; Sprent, J. I. (Kluwer Academic Publishers, 1995-06)
    The rhizobial populations and nodulation status of both indigenous (mainly Acacia species) and some introduced woody legume species were assessed under glasshouse conditions in soils collected from 12 sites located in ...
  • Naturally Occurring Potentially Harmful Elements in Groundwater in Makueni County, South-Eastern Kenya: Effects on Drinking Water Quality and Agriculture 
    Gevera, Patrick K.; Cave, Mark; Dowling, Kim; Gikuma-Njuru, Peter; Mouri, Hassina (Geosciences, 2020-02-06)
    Makueni County is located in the semi-arid south-eastern Kenya region characterized by unreliable rainfall and limited surface water resources. This necessitates a high reliance on groundwater for domestic and agricultural ...
  • Nature of cooperative movement 
    Southern Eastern Kenya University (2022-11-24)
  • The negative effects of the who covid-19 prevention guidelines on the human immune system 
    Kimatu, Josphert N. (Oriental Scientific Publishing Company, 2020)
    Currently there is little universal language on how practitioners can trace and treat the progression of the COVID-19 and also much less information on its impacts on the human immune system. The emerging results from such ...
  • The NEPAD e-school project: the Kenyan case 
    Muthwii, Samson M.; Mugoh, David G. (2009-07)
    In July 2001, during the 37th summit of the Heads of States the African Union (AU) adopted an integrated social-economic development framework for African renewal called the New Partnership for African Development (NEPAD). ...
  • Networks organization along organic foods value chains in Kenya; case: Kales in Nairobi 
    Gichure, Josphat N. (International Centre for Research in Organic Food Systems (ICROFS), 2013)
    An MSc student from the DANIDA project ProGrOV has done a survey of certified organic farmers and marketing outlets around Nairobi. The survey was conducted between February and April, 2012 with kales as a case study. The ...
  • Neuroprotective Effects of Tea Against Cadmium Toxicity 
    Karori, S. M.; Areba, G. O.; Ngure, R. M.; Khalid, R.; Maloba, F.; Nyaga, N.; Moseti, K. O.; Ngotho, M.; Wanyoko, J. K.; Wachira, Francis N. (2019)
    Background: Cadmium (Cd) is a common pollutant and potential neuro-toxicant to humans. The main treatment for heavy metal toxicity is chelation therapy which is however replete with grave side effects. This study was ...
  • Neutron Pairing Energy of Finite Nuclei 
    Masinde, Fred W. (2019-08-27)
    Neutron pairing energies of some of the finite nuclei have been calculated to understand how the neutron pairing changes as the neutron and proton numbers change from odd to even values in isotopes. How its value changes ...
  • Neutron Star and Its Properties 
    Masinde, Fred W.; Mukubwa, Abel (Scientific Research Publishing, 2020-07-09)
    Neutron stars are created due to the cataclysmic merger of two superdense stellar corpses. It is now evident that neutron-star smash-ups are the source of much of the universe’s gold platinum, uranium and other heavy ...
  • New biologically active compounds from Kenyan propolis. 
    Muli, Elliud; Petrova, Assya; Popova, Milena; Kuzmanova, Christina; Tsvetkova, Iva; Naydenski, Hristo; Bankova, Vassya (Elsevier, 2010-09)
    From propolis samples from Kenya, two new arylnaphtalene lignans were isolated, tetrahydrojusticidin B 1 and 6-methoxydiphyllin 2, along with four known phenolic compounds 5–8, found for the first time in propolis. The ...
  • New indirect immunofluorescence assay as a confirmatory test for human immunodeficiency virus type 1. 
    Ng'ang'a, Zipporah W.; Kiptoo, Michael K.; Mpoke, S. S. (Kenya Medical Association, 2004-05)
    BACKGROUND: Screening of blood and blood products for human immunodeficiency virus (HIV) is routinely performed using the enzyme-linked immunosorbent assay (ELISA), and the results confirmed by Western blot (WB). However, ...
  • A new isoflavanone from the stem bark of Erythrina latissima 
    Wanjala, Cornelius C.; Majinda, Runner R. T. (Elsevier, 2000-08-01)
    Two isoflavonoids — including the new compound 5,7-dihydroxy-2′,4′,5′-trimethoxyisoflavanone (1) — six flavanones and a feruloyl ester were isolated from the stem bark of Erythrina latissima.
  • A new lease of life: sexual and reproductive behaviour among PLWHA in the ART era in Nairobi slums 
    Wekesa, Eliud (2017-01-20)
    The availability of antiretroviral treatment (ART) is enabling people living with HIV or AIDS (PLWHA) to reconsider their sexual and reproductive lives. The sexual and reproductive health (SRH) decisions that PLWHA make ...
  • A new measurement of the neutron detection efficiency for the NaI Crystal Ball detector 
    Martemianov, M.; Kulikov, V.; Demissie, B. T.; Marinides, Z.; Akondi, C. S.; Annand, J. R.; Arends, H. J.; Beck, R.; Borisov, N.; Braghieri, A.; Briscoe, W. J.; Cherepnya, S.; Collicott, C.; Costanza, S.; Downie, E. J.; Dieterle, M.; Ferretti Bondy, M. I.; Fil'kov, L. V.; Garni, S.; Glazier, D. I.; Glowa, D.; Gradl, W.; Gurevich, G.; Hornidge,D.; Huber, G. M.; Kaeser, A.; Kashevarov, V. L.; Keshelashvili, I.; Kondratiev, R.; Korolija, M.; Krusche, B.; Lazarev, A.; Linturi, James M.; Lisin, V.; Livingston, K.; MacGregor, I. J.; Manley, D. M.; Martel, P. P.; Middleton, D. G.; Miskimen, R.; Mushkarenkov, A.; Neganov, A.; Neiser, A.; Oberle, M.; Ostrick, M.; Ott, P.; Otte, P. B.; Oussena, B.; Pedroni, P.; Polonski, A.; Prakhov, S.; Ron, G.; Rostomyan, T.; Sarty, A.; Schott, D. M.; Schumann, S.; Sokhoyan, V.; Steffen, O.; Strakovsky, I. I.; Strub, Th.; Supek, I.; Thiel, M.; Thomas, A.; Unverzagt, M.; Usov, Yu.A.; Wagner, S.; Watts, D. P.; Wettig, J.; Werthmüller, D.; Witthauer, L.; Wolfes, M. (IOP Publishing, 2015-04)
    We report on a measurement of the neutron detection efficiency in NaI crystals in the Crystal Ball detector obtained from a study of single π0 photoproduction on deuterium using the tagged photon beam at the Mainz Microtron. ...
  • New perspectives on functional diets: The case of tea 
    Wachira, Francis N. (2019-02-12)
  • A new stilbene glycoside from Elephantorrhiza goetzei. 
    Wanjala, Cornelius C.; Majinda, Runner R. T. (Elsevier, 2001-08)
    A new stilbene glycoside, 5-methoxy-(E)-resveratrol 3-O-rutinoside (1) was isolated from the root bark of Elephantorrhiza goetzei, along with known compounds, namely gallic acid, (E)-resveratrol, (±)-catechin, (±)-gallocatechin ...

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