Bernard Okech

Harvey, W.R., Boudko^, D.Y and Okech, B.A. (2009) NHEVNAT, H+ V-ATPases Electrically Coupled to Na+: Nutrient Amino acid Transporters (NATs) Constitute Functional Na+/H+ Exchangers (NHEs). Journal of Experimental Biology, 212 (3):347-57

Okech BA, Mwobobia IK, Kamau A, Mwatele C, Amano T, Mwandawiro CS (2008). Use of integrated malaria management reduces malaria in Kenya. PLoS ONE, 3(12):e4050

Harvey, W.R. and Okech, B.A. (2009) Na⁺, K⁺, H⁺ and Amino acid, transport in larval mosquito alimentary canal. In Epithelial Transport Physiology, Editor G. Gerencser, Humana-Springer Verlag (in press)

 Smith, K. E., VanEkeris, L.A., Okech, B.A., Harvey, W.R. and Linser, P.A. Larval Anopheles mosquito recta exhibit a dramatic change in localization patterns of ion transport protein in response to shifting salinity: a comparison between Anopheline and Culicine larvae. Journal of Experimental Biology in revision.

Okech, BA, Meleshkevitch, EA, Miller, MM, Popova, LB Harvey, WR and Boudko, DY (2008). Synergy and Specificity of Two Na⁺: Amino Acid Symporters in the Alimentary Canal of Model organism, Anopheles gambiae. Journal of Experimental Biology, 211:1594-602.

Okech, BA, Boudko, DY, Harvey, WR (2008) Cationic pathway of pH regulation in Anopheles gambiae larva. Journal of Experimental Biology, 211, 957 – 968.

Rheault, MR, Okech, BA, Keen, SBW, Miller, MM, Meleshkevitch, MM, Linser, PJ, Boudko, DY and Harvey, WR (2007). Molecular Cloning, Phylogeny and Localization of a First Alkali Metal Ion/Hydrogen Ion Antiporter a Metazoan Anopheles gambiae (AgNHA1). Journal of Experimental Biology, 210, 3848 -3861.

Okech, B A. Gouagna LC, Beier JC, Yan G, Githure JI. (2007) Larval habitats of Anopheles gambiae s.s. (Diptera: Culicidae) influences vector competence to Plasmodium falciparum parasites. Malaria Journal 6: 50

Okech, B, Irungu, LW, Cooper, JE (2006). Helminthiasis of free ranging indigenous domestic poultry (Gallus domesticus) in Kenya. Bull. Animal Health Prod Africa, 54, 2, 92 – 99.

Okech, B, Arai, M, Matsuoka, H. (2006). The effects of blood feeding and exogenous supply of tryptophan on the quantities of xanthurenic acid in the salivary glands of Anopheles stephensi (Diptera: Culicidae).  Biochem Biophys Res Commun, 24;341(4):1113-8

Okech BA, Irungu LW, Anjili CO, Munyua JK, Njagi ENM, Rukunga, G (2006). The in-vitro activity of total aqueous and ethanol leaf extracts of Ricinus communis on Leishmania major promastigotes. Kenya Journal of Sciences Series B vol 13, No 1, page 1 – 4.

Okech BA, Gouagna LC, Walczak E, Kabiru EW, Beier JC, Yan G, Githure JI. 2004. The development of Plasmodium falciparum malaria in experimentally infected Anopheles gambiae ss (Diptera: Culicidae) under ambient microhabitat temperature in western Kenya. Acta Tropica, 92 (2) 99 – 108.

Okech BA, Gouagna LC, Kabiru, EW, Beier JC, Yan G, Githure JI. 2004. Influence of age and previous diet of Anopheles gambiae (Diptera: Culicidae) on the infectivity of natural Plasmodium falciparum gametocytes from human volunteers. J. Insect Sci., 4, 33.

Okech BA, Gouagna LC, Kabiru EW, Walczak E, Beier JC, Yan G, Githure JI. 2004. Resistance to high temperatures of the early midgut stages of natural isolates Plasmodium falciparum in artificially infected Anopheles gambiae (Diptera: Culicidae) mosquitoes. J. Parasitol., 90 (4) 764 – 768.

Okech BA, Gouagna LC, Killeen GF, Knols BG, Kabiru EW, Beier JC, Yan G, Githure JI. 2003. The influence of sugar availability and indoor microclimate on the survival of Anopheles gambiae under semi field conditions in western Kenya. J. Med. Entomol., 40, 657 – 663.

Okech BA, Gouagna LC, Knols BG, Kabiru EW, Killeen GF, Beier JC, Yan G, Githure JI.. 2004. The influence of indoor microclimates and diets on the survival of Anopheles gambiae (Diptera: Culicidae) in village house conditions in western Kenya.  Int. J. Trop. Insect Sc., 24 (3) 207 – 212.

Bousema JT, Gouagna LC, Drakeley CJ, Meutstege AM, Okech BA, Akim IN, Beier JC, Githure JI, Sauerwein RW. 2004. Plasmodium falciparum gametocyte carriage in asymptomatic children in western Kenya. Malaria J. 17, 3 (1):18.

Gouagna LC, Ferguson HM, Okech BA, Killeen GF, Kabiru EW, Beier JC, Githure JI, Yan G. 2004. Plasmodium falciparum malaria disease manifestations in humans and transmission to Anopheles gambiae: a field study in western Kenya. Parasitology. 128 (3), 235-243.

Gouagna LC, Okech BA, Kabiru EW, Killeen GF, Obare P, Ombonya S, Beier JC, Knols BG, Githure JI, Yan G. 2003. Infectivity of Plasmodium falciparum gametocytes in patients attending a rural health centre in western Kenya. East Afr. Med J.80 (12) 627-634.

Bousema JT, Gouagna LC, Meutstege AM, Okech BA, Akim NI, Githure JI, Beier JC, Sauerwein RW. 2004. Treatment failure of pyrimethamine-sulphadoxine and induction of Plasmodium falciparum gametocytaemia in children in western Kenya. Trop Med Int Health.8 (5) 427-430.