Journal Publications

Photo Page What's New Journal Publication Books and Book Chapter Publication Memberships and Honors



  1. Isaboke, J., Osano, O., Humphrey, O.S., Dowell, S.M., Njoroge, R., Watts, M.J., 2025. Influence of Agricultural Land Use Management on Soil Particle Size Distribution and Nutrient Adsorption in Western Kenya. Chemistry Africa 10.1007/s42250-025-01202-6. https://doi.org/10.1007/s42250-025-01202-6 
  2. King, D., Watts, M., Hamilton, E., Mortimer, R., Coffey, M., Osano, O., Di Bonito, M., 2024. Mercury speciation in environmental samples associated with artisanal small-scale gold mines using a novel solid-phase extraction approach to sample collection and preservation. Environmental Geochemistry and Health 46, 481. https://doi.org/10.1007/s10653-024-02187-w
  3. Petrikova, I., Otieno, M.A., Were, G., Eltholth, M., Mateos, A.R., Harding, S., Moran, V., Osano, O., Cole, J., 2024. Peri-urban agriculture and household food and nutrition security around Eldoret, Kenya. Food Security 16, 1235-1263.
  4. Dowell, S., Humphrey, O., Isaboke, J., Barlow, T., Blake, W., Osano, O., Watts, M., 2024. Plutonium isotopes can be used to model soil erosion in Kenya. Environ Geochem Health 46, 338.
  5. Ondayo, M. A., Watts, M. J., Humphrey, O. S., & Osano, O. (2024). Public health assessment of Kenyan ASGM communities using multi-element biomonitoring, dietary and environmental evaluation. Ecotoxicology and Environmental Safety, 277, 116323. https://doi.org/https://doi.org/10.1016/j.ecoenv.2024.116323
  6. King, D. C., Watts, M. J., Hamilton, E. M., Mortimer, R. J., Coffey, M., Osano, O., Ondayo, M. A., & Di Bonito, M. (2024). Field method for preservation of total mercury in waters, including those associated with artisanal scale gold mining. Analytical Methods.DOI: https://doi.org/10.1039/d3ay02216a
  7. Dowell, S. M., Humphrey, O. S., Gowing, C. J., Barlow, T. S., Chenery, S. R., Isaboke, J., Blake, W. H., Osano, O., & Watts, M. J. (2024). Suitability of 210Pbex, 137Cs and 239+ 240Pu as soil erosion tracers in western Kenya. Journal of Environmental Radioactivity, 271, 107327.
  8. Aura, C. M., Humphrey, O. S., Marriott, A. L., Watts, M. J., Ongore, C. O., Mwamburi, J. M., Osano, O., & Coffey, T. J. (2024). Assessing the spatial distribution of elemental concentrations in surface sediments of Lake Victoria, Kenya: implications for ecological health and management. Environmental Geochemistry and Health, 46(4), 137. https://doi.org/10.1007/s10653-024-01930-7
  9. Watts, M., Argyraki, A., Barbieri, M., Brown, A., Button, M., Finkelman, R., Gibson, G., Humphrey, O., Huo, X., & Hursthouse, A. (2023). The Society for Environmental Geochemistry and Health (SEGH): 50 years and beyond. Environmental Geochemistry and Health, 45(4), 1165-1171.
  10. Watts, M. J., Argyraki, A., Barbieri, M., Brown, A., Button, M., Finkelman, R., Gibson, G., Humphrey, O., Huo, X., Hursthouse, A. S., Kaninga, B., Marinho Reis, P., Middleton, D. R. S., Morton-Bermea, O., Nazarpour, A., Olatunji, A. S., Osano, O., Potgieter-Vermaak, S., Prater, C., . . . Zia, M. (2023). Editorial: The Society for Environmental Geochemistry and Health (SEGH): 50 years and beyond. Environmental Geochemistry and Health, 45(4), 1165-1171. https://doi.org/10.1007/s10653-021-01192-7
  11. Onyando, Z. O., Omukunda, E., Okoth, P., Khatiebi, S., Omwoma, S., Otieno, P., Osano, O., & Lalah, J. (2023). Screening and Prioritization of Pesticide Application for Potential Human Health and Environmental Risks in Largescale Farms in Western Kenya. Agriculture, 13, 1178.
  12. Ondayo, M. A., Watts, M. J., Mitchell, C. J., King, D. C. P., & Osano, O. (2023). Review: Artisanal Gold Mining in Africa—Environmental Pollution and Human Health Implications. Exposure and Health. https://doi.org/10.1007/s12403-023-00611-7
  13. Ondayo, M. A., Watts, M. J., Hamilton, E. M., Mitchell, C., Mankelow, J., & Osano, O. (2023). Artisanal gold mining in Kakamega and Vihiga counties, Kenya: potential human exposure and health risk. Environmental Geochemistry and Health, 1-23.45:6543–6565https://doi.org/10.1007/s10653-023-01647-z
  14. Nazarizadeh, M., Nováková, M., Loot, G., Gabagambi, N. P., Fatemizadeh, F., Osano, O., Presswell, B., Poulin, R., Vitál, Z., Scholz, T., Halajian, A., Trucchi, E., Kočová, P., & Štefka, J. (2023). Historical dispersal and host-switching formed the evolutionary history of a globally distributed multi-host parasite – The Ligula intestinalis species complex. Molecular Phylogenetics and Evolution, 180(October 2022). https://doi.org/10.1016/j.ympev.2022.107677
  15. Marriott, A., Osano, O., Coffey, T., Humphrey, O., Ongore, C., Watts, M., & Aura, C. (2023). Considerations for environmental biogeochemistry and food security for aquaculture around Lake Victoria, Kenya. Environmental Geochemistry and Health, 45(8), 6137-6162.
  16. Isaboke, J., Osano, O., Humphrey, O. S., Dowell, S. M., & Watts, M. J. (2023). The nutritional quality of forage grass changes due to changing soil chemistry resulting from different land-use management in the Oroba Valley, Kenya. African Journal of Education, Science and Technology, 7(3), 40-54.
  17. Humphrey, O. S., Cave, M., Hamilton, E. M., Osano, O., Menya, D., & Watts, M. J. (2023). Predictive geochemical mapping using machine learning in western Kenya. Geoderma Regional, 35, e00731.
  18. Dowell, S. M., Humphrey, O. S., Blake, W. H., Osano, O., Chenery, S., & Watts, M. J. (2023). Ultra-trace analysis of fallout plutonium isotopes in soil: emerging trends and future perspectives. Chemistry Africa, 1-16.
  19. Dowell, S. M., Barlow, T. S., Chenery, S. R., Humphrey, O. S., Isaboke, J., Blake, W. H., Osano, O., & Watts, M. J. (2023). Optimisation of plutonium separations using TEVA cartridges and ICP-MS/MS analysis for applicability to large-scale studies in tropical soils. Analytical Methods, 15(34), 4226-4235.
  20. Dowell, M. S. (2023). Utilising Plutonium Isotopes to Evaluate Soil Erosion in Tropical East African Agri-systems
  21. Watts, M. J., Argyraki, A., Barbieri, M., Brown, A., Button, M., Finkelman, R., Gibson, G., Humphrey, O., Huo, X., Hursthouse, A. S., Kaninga, B., Marinho Reis, P., Middleton, D. R. S., Morton-Bermea, O., Nazarpour, A., Olatunji, A. S., Osano, O., Potgieter-Vermaak, S., Prater, C., . . . Zia, M. (2022). Editorial: The Society for Environmental Geochemistry and Health (SEGH): 50 years and beyond. Environmental Geochemistry and Health, 7. https://doi.org/10.1007/s10653-021-01192-7
  22. Rono, C., Osano, O., & Rono, M. (2022). Reversal of Fluoride Induced Teratogenicity in Xenopus laevis using Iodine and Thyroxine. Africa Environmental Review Journal, 5(1), 59-68.
  23. Otieno, M. A., Osano, O., Marriott, A. L., & Watts, M. J. (2022). A Comparative Analysis of Potential Toxic and Essential Elements in in-situ Derived and Commercial Fish Feeds Applied in Cage Aquaculture Fish, Lake Victoria Basin, Kenya. Africa Environmental Review Journal, 5(1), 87-98.
  24. Nyakiti, A. A. O., Oliech, G. W. O., & Osano, O. (2022). Mastitis Incidences and Antibiotic Resistance in Bovines in Uasin Gishu County, Kenya. Africa Environmental Review Journal, 5(2), 128-143.
  25. Khazenzi, J. A., Wakhisi, J., Osano, O., Raburu, P., & Mogere, S. N. (2022). Chirinomid Diversity in the river Nzoia Basin in Kenya. Africa Environmental Review Journal, 5(1), 162-174.
  26. Okademi, N., Odipo, O., & Khazenzi, J. (2022). Defluorination Effectiveness of Modified Biosand Filters. African Environmental Review Journal, 5 (2)
  27. Isaboke, J., Humphrey, O. S., Dowell, S. M., Osano, O., & Watts, M. J. (2022). Spatial distribution and loss of micronutrients in soils from two different land use management.
  28. Humphrey, O. S., Osano, O., Aura, C. M., Marriott, A. L., Dowell, S. M., Blake, W. H., & Watts, M. J. (2022). Evaluating spatio-temporal soil erosion dynamics in the Winam Gulf catchment, Kenya for enhanced decision making in the land-lake interface. Science of the Total Environment, 815, 151975-151975. https://doi.org/10.1016/j.scitotenv.2021.151975
  29. Humphrey, O. S., Cave, M. R., Osano, O., Menya, D., & Watts, M. J. (2022). Predictive geochemical mapping using machine learning in western Kenya. Available at SSRN 4071350.
  30. Dowell, S. M., Humphrey, O. S., Blake, W. H., Osano, O., Isaboke, J., Marriott, A. L., & Watts, M. J. (2022). Plutonium as a soil erosion tracer in East Africa.
  31. Chelimo, S. J., Osano, O., Isaboke, J., & Menya, D. (2022). Aflatoxin B1 quantification from fish feeds and fisheries products in Kisumu and Uasin Gishu Counties, Kenya. Africa Environmental Review Journal, 4(1), 61-72.
  32. Chebor, K., Osano, O., Isaboke, J., & Ng’wena, M. (2022). Comparing Day 0 and Day 21, Hematological and Biochemical Changes on Male White Rattus norvegicus Exposed to Carissa edulis, Water and Ethanolic Extracts, a Herb Commonly used in Management of Diabetes Mellitus in Baringo, County Kenya. Africa Environmental Review Journal, 5(1), 49-58.
  33. Watts, M. J., Menya, D., Humphrey, O. S., Middleton, D. S., Hamilton, E., Marriott, A., McCormack, V., & Osano, O. (2021). Human urinary biomonitoring in Western Kenya for micronutrients and potentially harmful elements. International Journal of Hygiene and Environmental Health, 238, 113854.
  34. Chelimo, S. J., Isaboke, J., Osano, O., & Menya, D. (2021). Risk assessment of aflatoxin and fumonisin in fish feeds, Kenya a review. Risk, 11(10).
  35. Chelimo, S. J. (2021). QUENCHING AFLATOXIN B1 AND FUMONISIN B1 RADICALS BY DIFFERENTIAL SEQUENCE OF ASCORBIC ACID AND SELENIUM. (Oreochromis niloticus, Xenopus laevis) University of Eldoret]. Eldoret.
  36. Chebor, A. K. (2021). The major anti-diabetic herbal medications used in Baringo county Kenya, their biochemical profiles, activity and safety University of Eldoret. Eldoret.
  37. Watts, M. J., Middleton, D. R., Marriott, A., Humphrey, O. S., Hamilton, E., McCormack, V., Menya, D., Farebrother, J., & Osano, O. (2020). Iodine status in western Kenya: a community-based cross-sectional survey of urinary and drinking water iodine concentrations. Environmental Geochemistry and Health, 42, 1141-1151.
  38. Watts, M. J., An, T., Argyraki, A., Arhin, E., Brown, A., Button, M., Entwistle, J. A., Finkelman, R., Gibson, G., & Humphrey, O. S. (2020). The Society for Environmental Geochemistry and Health (SEGH): building for the future. Environ Geochem Health, 42, 343-347.
  39. Chebor, K., Osano, O., Isaboke, J., & Ng’wena, M. (2020). Identity, Preparation, Dosages and Conservation Knowledge of the Antidiabetic Herbs Used by The Tugen Living in Baringo County-Kenya. African Journal of Health Sciences, 33(3), 1-17.
  40. Watts, M. J., Middleton, D. R., Marriott, A. L., Humphrey, O. S., Hamilton, E. M., Gardner, A., Smith, M., McCormack, V. A., Menya, D., Munishi, M. O., Mmbaga, B. t., & Osano, O. (2019). Source apportionment of micronutrients in the diets of Kilimanjaro, Tanzania and Counties of Western Kenya. Scientific reports, 9(1), 1-14. https://doi.org/10.1038/s41598-019-51075-2
  41. Orori, B., Mghendi, M., & Osano, O. (2019). Performance of treating a real Kraft pulp and paper mill wastewater by photocatalytic using Cu-TiO2 foils/sunlight.
  42. Orori, B. O. , Odipo, F. O., & Mwamburi, M. M. (2019). Chronic Toxicity of Detoxified Kraft Pulp and Paper Mill Wastewater using Photocatalytic with Cu-TiO2 Foils/Sunlight on Xenopus levies (Daudin) Tadpoles. Africa Environmental Review Journal, 3(2), 110 -121.
  43. Middleton, D. R., Menya, D., Kigen, N., Oduor, M., Maina, S. K., Some, F., Chumba, D., Ayuo, P., Osano, O., & Schüz, J. (2019). Hot beverages and oesophageal cancer risk in western Kenya: Findings from the ESCCAPE case–control study. International Journal of Cancer, 144(11), 2669-2676.
  44. Middleton, D. R. S., McCormack, V. A., Munishi, M. O., Menya, D., Marriott, A. L., Hamilton, E. M., Mwasamwaja, A. O., Mmbaga, B. T., Samoei, D., Osano, O., Schüz, J., & Watts, M. J. (2019). Intra-household agreement of urinary elemental concentrations in Tanzania and Kenya: potential surrogates in case–control studies. Journal of Exposure Science and Environmental Epidemiology, 29(3), 335-343. https://doi.org/10.1038/s41370-018-0071-8
  45. Menya, D., Maina, S. K., Kibosia, C., Kigen, N., Oduor, M., Some, F., Chumba, D., Ayuo, P., Middleton, D. R., & Osano, O. (2019). Dental fluorosis and oral health in the African Esophageal Cancer Corridor: Findings from the Kenya ESCCAPE case–control study and a pan‐African perspective. International Journal of Cancer, 145(1), 99-109.
  46. Menya, D., Kigen, N., Oduor, M., Maina, S. K., Some, F., Chumba, D., Ayuo, P., Osano, O., Middleton, D. R., & Schüz, J. (2019). Traditional and commercial alcohols and esophageal cancer risk in Kenya. International Journal of Cancer, 144(3), 459-469.
  47. Guzmán, C. A. F., Aguirre, A. A., & Astle, B. B., Enrique; Bayles, Brett R.; Chimbari, Moses; El-Abbadi, Naglaa; Evert, Jessica; Hackett, Finola; Howard, Courtney; Jennings, Jonathan; Krzyzek, Amy; LeClair, Jessica; Maric, Filip; Martin, Olwenn; Osano, Odipo; Patz, Jonathan; Potter, Teddie; Redvers, Nicole; Trienekens, Noortje; Walpole, Sarah; Wilson, Lynda; Xu, Chenchen; and Zylstra, Matthew, . (2021). A framework to guide planetary health education. Global Public Health | Faculty Scholarship, 6. https://doi.org/ https://doi.org/10.1016/S2542-5196(21)00110-8
  48. Sara B Stone, Samuel S Myers, Christopher D Golden, Alejandro Molina-Garcia, Alex Quistberg, Alexander More, Amanda Helfer, Amanda Mckinney, Amy Krzyzek, Torres, A. L., & Osano, O. (2018). Cross-cutting principles for planetary health education. Lancet.
  49. Rutto, J. J., Osano, O., & Odenyo, V. A. O. (2018b). Wildlife and Livestock Husbandry on Epidemiology of Human African Trypanosomiasis at the Transboundary of Western. Journal of Infectious Diseases and Therapy (July). https://doi.org/10.4172/2332-0877.1000364
  50. Onyangore, F. O., Ochuodho, J., Osano, O., Omondi, C. A., & Onyangore, F. O. (2018). Aberration of Metals Competing for Iron on Exposure to Lambda Cyhalothrin and Aflatoxins in Dietary Fish from Selected Aquatic Sources in Kenya. Food Science and Nutrition, 2(2).
  51. Onyangore, F.O., 2018. Growth and survival on exposure to lambda cyhalothrin and aflatoxins of dietary fish from selected aquatic sources in Kenya. Journal of Advanced Research in Food, Agriculture and Environmental Science 9.
  52. Marriott, A. L., Osano, O., Coffey, T. J., Aura, C. M., Ferris, K. M., Kelly, T., Sansby, A. E., & Watts, M. J. (2018). Aquaculture around Lake Victoria, Kenya: considerations for food security and environmental geochemistry
  53. Nakami, W. N., Tsuma, V. T., Milkey, K., Dickerson, M., Wong, M., Mutembei, H. M., Muthee, J. K., Odipo, O., & Ngetich, W. (2017). Lateral flow immunoassay for whole blood progesterone detection as a tool for assessment of reproductive status in cattle. International Journal of Veterinary Science, 6(1), 19-25.
  54. McCormack, V. A., Menya, D., Munishi, M. O., Dzamalala, C., Gasmelseed, N., Roux, M. L., Assefa, M., Osano, O., Watts, M., Mwasamwaja, A. O., Mmbaga, B. T., Murphy, G., Abnet, C. C., Dawsey, S. M., & Sch€uz, J. (2017). Informing etiologic research priorities for squamous cell esophageal cancer in Africa: A review of setting-specific exposures to known and putative risk factors. Int. J. Cancer, 140, 259-271
  55. Njoroge, M. S., Munyao, T. M., & Osano, O. (2016). Modeling Relationship between Organic Carbon Partition Coefficient and Pesticides Solubility of Pesticides Used along the Shore of Lake Naivasha, Kenya. American Journal of Environmental Engineering, 6(2), 33-37.
  56. Njoroge, S. M., Osano, O., & Munyao, T. M. (2015). Modeling Relationship between Soil Permeability and Organic Carbon in Pesticide Transport into Groundwater. International Journal of Civil and Environmental Engineering, 37(2).
  57. Njoroge, M. S., Osano, O., & Munyao, T. M. (2015). Application of IPM as a means to ameliorate risks of groundwater pesticide contamination within Lake Naivasha basin, Kenya.
  58. Njoroge, M. S., Osano, O., & Munyao, M. T. (2015). IPM ameliorates risks of groundwater pesticide contamination in Lake Naivasha basin, Kenya. International Journal of Science Technology and Management, 4(4), 253-258.
  59. Olal, B., Tsingalia, H., Okeyo Owuor, J., & Osano, O. (2014). Assessment of microbiological contaminants in community water sources in lower Nyakach Division, Kisumu County, Kenya. Elixir Biosciences 74, 26935-26942.
  60. Manguya-Lusega, D., Oyoo-Okoth, E., Osano, O., & Ngugi, C. C. (2014). Contribution of Catchment and Anthropogenic Activities to Metal Bioavailability in the Lake Victoria Sediments using Sequential Extraction and Radiotracer Analysis. International Journal of Science and Research, 3(9), 26-30.
  61. Khazenzi, J. A., Osano, O., Wakhisi, J., & Raburu, P. (2014). Risk among consumers of nitrate contaminated groundwater in Langas, Eldoret, Kenya. Baraton Interdisciplinary Research Journal, 3(2), 41-50.
  62. Choge, J. K., Magak, N. w. G., Akhwale, W., Koech, J., Ngeiywa, M. M., Oyoo-Okoth, E., Esamai, F., Osano, O., Khayeka-Wandabwa, C., & Kweka, E. J. (2014). Symptomatic malaria diagnosis overestimates malaria prevalence, but underestimates anaemia burdens in children: Results of a follow-up study in Kenya. BMC Public Health, 14(1), 1-8. https://doi.org/10.1186/1471-2458-14-332
  63. Lusega, D. M., Wangila, B., Osano, O., & Otieno, A. A. (2013). Differences in Toxic Metals Bioaccumulation in Commercial Fish Species from Winam Gulf of Lake Victoria, Kenya. African Journal of Education, Science and Technology, 1(2), 67-74.
  64. Rutto, J. J., Osano, O., Thuranira, E. G., Kurgat, R. K., & Odenyo, V. A. O. (2013). Socio-Economic and Cultural Determinants of Human African Trypanosomiasis at the Kenya - Uganda Transboundary. PLoS Neglected Tropical Diseases, 7(4). https://doi.org/10.1371/journal.pntd.0002186
  65. Oyoo-Okoth, E., Admiraal, W., Osano, O., Manguya-Lusega, D., Ngure, V., Kraak, M. H. S., Chepkirui-Boit, V., & Makwali, J. (2013). Contribution of soil, water, and food consumption to metal exposure of children from geological enriched environments in the coastal zone of Lake Victoria, Kenya. International Journal of Hygiene and Environmental Health, 216(1), 8-16. 
  66. Njoroge, M. S., Osano, O., Munyao, M. T., & Gichuho, C. M. (2013). Pesticide Preferences and Pattern of Use along the Shore of Lake Naivasha, Kenya. Greener Journal of Environmental Management and Public Safety 2(3), 115-120.
  67. Khazenzi, J. A., Wakhisi, J., Osano, O., & Raburu, P. (2013). Methemoglobin in Chironomus Larvae as Potential Biomarker of Nitrate Contamination in Water. African Journal of Education, Science and Technology, 1(2), 84-90.
  68. Rutto, J., Okedi, L., Osano, O., & Odenyo, V. (2012). Assessing the effects of landscape features on the epidemiology of transboundary human African trypanosomiasis using remote sensing and geographical information systems. In International Journal of Health Geographics.
  69. Oyoo-Okoth, E., Admiraal, W., Osano, O., Kraak, M. H. S., Were-Kogogo, P. J. A., Gichuki, J., Ngure, V., Makwali, J., & Ogwai, C. (2012). Dynamics of metal uptake and depuration in a parasitized cyprinid fish (Rastrineobola argentea). Aquatic Toxicology, 124-125, 34-40. http://www.sciencedirect.com/science/article/pii/S0166445X12002135?v=s5
  70. Oyoo-Okoth, E., Admiraal, W., Osano, O., Kraak, M. H. S., Gichuki, J., & Ogwai, C. (2012). Parasites modify sub-cellular partitioning of metals in the gut of fish. Aquatic Toxicology, 106-107, 76-84. https://doi.org/10.1016/j.aquatox.2011.10.014
  71. Oyoo-Okoth, E., Admiraal, W., Osano, O., & Kraak, M. H. S. (2012). Element profiles in hair and nails of children reflect the uptake from food and the environment. Environmental Toxicology and Chemistry, 31(7), 1461-1469. https://doi.org/10.1002/etc.1863
  72. Khazenzi, J. A., Osano, O., Wakhisi, J., & Raburu, P. (2012b). Potential use of chironomid larvae in methemoglobinemia risk assessment among groundwater users. Journal of Technology and Socioeconomic Development, 1, 63-69.
  73. Khazenzi, J. A., Osano, O., Wakhisi, J., & Raburu, P. (2012a). Pioneer application of Methemoglobin formation in Chironomus larvae to assess risks to nitrates in a poor urban neighborhood, in Eldoret, Kenya. In. Eldoret.
  74. Mbeke, A. M., Osano, O., & Raburu, P. (2011). Bioaaccessibilty of well water in Eldoret municipality. Journal of Technology and Socioeconomic Development, 1, 133-141.
  75. Kiptum, A., Kipkoech, A., Adano, W. R., Osano, O., Biryahwho, B., & Agasha, A. (2011). Impacts of community activities on environmental resources: The potential for development payment schemes for environmental services. In A. Kipkoech, J. B. Okeyo-Owuor, & H. Mogaka (Eds.), Towards Implementation of payment for environmental Services (PES). A collection of findings linked to the Asareca Funded Research Activities (pp. 290-300). VDM Dr Muller Gmbh and co.
  76. Khazenzi, J. A., Osano, O., Wakhisi, J., & Raburu, P. (2011). Methemoglobin in Chironomus larvae as a potential biomarker of nitrate contamination in lake Victoria basin in Kenya. Moi University, Eldoret. Moi University]. Eldoret.
  77. Oyoo-Okoth, E., Wim, A., Osano, O., Kraak, M. H. S., Ngure, V., Makwali, J., & Orina, P. S. (2010). Use of the fish endoparasite Ligula intestinalis (L., 1758) in an intermediate cyprinid host (Rastreneobola argentea) for biomonitoring heavy metal contamination in Lake Victoria, Kenya. Lakes and Reservoirs: Research and Management, 15(1), 63-73. https://doi.org/10.1111/j.1440-1770.2010.00423.x
  78. Oyoo-Okoth, E., Admiraal, W., Osano, O., Ngure, V., Kraak, M. H. S., & Omutange, E. S. (2010). Monitoring exposure to heavy metals among children in Lake Victoria, Kenya: Environmental and fish matrix. Ecotoxicology and Environmental Safety, 73(7), 1797-1803. https://doi.org/10.1016/j.ecoenv.2010.07.040
  79. Oyoo-Okoth, E., Admiraal, W., Osano, O., Hoitinga, L., & Kraak, M. H. S. (2010). Metal specific partitioning in a parasite-host assemblage of the cestode Ligula intestinalis and the cyprinid fish Rastrineobola argentea. Science of the Total Environment, 408(7), 1557-1562. https://doi.org/10.1016/j.scitotenv.2009.11.054
  80. Elijah Oyoo-Okoth, Wim Admiraal, Odipo Osano, Veronica Ngure,c,Michiel H.S. Kraak, Elijah S. Omutange, (2010). Monitoring exposure to heavy metals among children in Lake Victoria,Kenya: Environmental and fish matrix. Ecotoxicology and Environmental Safety 73 (2010) 1797–1803
  81. Davies, T. C., & Osano, O. (2005). Sustainable mineral development: a case study from Kenya. In B. R. Marker, M. G. Petterson, F. McEvov, & M. H. Stephenson (Eds.), Geological Society, London, Special Publications (Vol. 250, pp. 87-93). The Geological Society of London.
  82. Osano, O., Nzyuko, D., Tole, M., & Admiraal, W. (2003). The Fate of Chloroacetanilide Herbicides and Their Degradation Products in the Nzoia Basin, Kenya. AMBIO, 32(6), 424-427. https://doi.org/10.1579/0044-7447-32.6.424
  83. Campbell, L. M., Osano, O., Hecky, R. E., & Dixon, D. G. (2003). Mercury in fish from three rift valley lakes (Turkana, Naivasha and Baringo), Kenya, East Africa. Environmental Pollution, 125(2), 281-286. https://doi.org/10.1016/S0269-7491(03)00053-8
  84. Osano, O., Oladimeji, A. A., Kraak, M. H. S., & Admiraal, W. (2002). Teratogenic effects of amitraz, 2,4-dimethylaniline, and paraquat on developing frog (Xenopus) embryos. Archives of Environmental Contamination and Toxicology, 43(1), 42-49. https://doi.org/10.1007/s00244-002-1132-4
  85. Osano, O., Admiraal, W., Klamer, H. J. C., Pastor, D., & Bleeker, E. A. J. (2002). Comparative toxic and genotoxic effects of chloroacetanilides, formamidines and their degradation products on Vibrio fischeri and Chironomus riparius. Environmental Pollution, 119(2), 195-202. https://doi.org/10.1016/S0269-7491(01)00334-7
  86. Osano, O., Admiraal , W., & Otieno, D. (2002). Developmental disorders in embryos of the frog Xenopus laevis induced by chloroacetanilide herbicides and their degradation products. Environmental Toxicology and Chemistry, 21(2), 375-379. https://doi.org/10.1002/etc.5620210221
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