Loading...
Header Logo
Keywords
Last Name
Institution

Dr Sabah Ahmed Omar

Title[no position]
Institution[no institution name]
Address[no address]
vCardDownload vCard

    Collapse Bibliographic 
    Collapse selected publications
    Publications listed below are automatically derived from MEDLINE/PubMed and other sources, which might result in incorrect or missing publications. Faculty can login to make corrections and additions.
    List All   |   Timeline
    1. Henriques G, Hallett RL, Beshir KB, Gadalla NB, Johnson RE, Burrow R, van Schalkwyk DA, Sawa P, Omar SA, Clark TG, Bousema T, Sutherland CJ. Directional selection at the pfmdr1, pfcrt, pfubp1, and pfap2mu loci of Plasmodium falciparum in Kenyan children treated with ACT. J Infect Dis. 2014 Dec 15; 210(12):2001-8. PMID: 24994911; PMCID: PMC4241946.
    2. Beshir KB, Sutherland CJ, Sawa P, Drakeley CJ, Okell L, Mweresa CK, Omar SA, Shekalaghe SA, Kaur H, Ndaro A, Chilongola J, Schallig HD, Sauerwein RW, Hallett RL, Bousema T. Residual Plasmodium falciparum parasitemia in Kenyan children after artemisinin-combination therapy is associated with increased transmission to mosquitoes and parasite recurrence. J Infect Dis. 2013 Dec 15; 208(12):2017-24. PMID: 23945376; PMCID: PMC3836468.
    3. Sawa P, Shekalaghe SA, Drakeley CJ, Sutherland CJ, Mweresa CK, Baidjoe AY, Manjurano A, Kavishe RA, Beshir KB, Yussuf RU, Omar SA, Hermsen CC, Okell L, Schallig HD, Sauerwein RW, Hallett RL, Bousema T. Malaria transmission after artemether-lumefantrine and dihydroartemisinin-piperaquine: a randomized trial. J Infect Dis. 2013 Jun 01; 207(11):1637-45. PMID: 23468056.
      View in: PubMed
    4. Mang'era CM, Mbai FN, Omedo IA, Mireji PO, Omar SA. Changes in genotypes of Plasmodium falciparum human malaria parasite following withdrawal of chloroquine in Tiwi, Kenya. Acta Trop. 2012 Sep; 123(3):202-7. PMID: 22641431.
      View in: PubMed
    5. Ko WY, Kaercher KA, Giombini E, Marcatili P, Froment A, Ibrahim M, Lema G, Nyambo TB, Omar SA, Wambebe C, Ranciaro A, Hirbo JB, Tishkoff SA. Effects of natural selection and gene conversion on the evolution of human glycophorins coding for MNS blood polymorphisms in malaria-endemic African populations. Am J Hum Genet. 2011 Jun 10; 88(6):741-754. PMID: 21664997; PMCID: PMC3113242.
    6. Gathirwa JW, Rukunga GM, Mwitari PG, Mwikwabe NM, Kimani CW, Muthaura CN, Kiboi DM, Nyangacha RM, Omar SA. Traditional herbal antimalarial therapy in Kilifi district, Kenya. J Ethnopharmacol. 2011 Mar 24; 134(2):434-42. PMID: 21211554.
      View in: PubMed
    7. Maïga-Ascofaré O, Le Bras J, Mazmouz R, Renard E, Falcão S, Broussier E, Bustos D, Randrianarivelojosia M, Omar SA, Aubouy A, Lepère JF, Jean-François V, Djimdé AA, Clain J. Adaptive differentiation of Plasmodium falciparum populations inferred from single-nucleotide polymorphisms (SNPs) conferring drug resistance and from neutral SNPs. J Infect Dis. 2010 Oct 01; 202(7):1095-103. PMID: 20726766.
      View in: PubMed
    8. Bousema T, Okell L, Shekalaghe S, Griffin JT, Omar S, Sawa P, Sutherland C, Sauerwein R, Ghani AC, Drakeley C. Revisiting the circulation time of Plasmodium falciparum gametocytes: molecular detection methods to estimate the duration of gametocyte carriage and the effect of gametocytocidal drugs. Malar J. 2010 May 24; 9:136. PMID: 20497536; PMCID: PMC2881938.
    9. Yusuf RU, Omar SA, Ngure RM. The effect of point mutations in dihydrofolate reductase genes and multidrug resistance gene 1-86 on treatment of falciparum malaria in Sudan. J Infect Dev Ctries. 2010 Mar 08; 4(2):61-9. PMID: 20212335.
      View in: PubMed
    10. Oesterholt MJ, Alifrangis M, Sutherland CJ, Omar SA, Sawa P, Howitt C, Gouagna LC, Sauerwein RW, Bousema T. Submicroscopic gametocytes and the transmission of antifolate-resistant Plasmodium falciparum in Western Kenya. PLoS One. 2009; 4(2):e4364. PMID: 19194499; PMCID: PMC2632751.
    11. Mens PF, Sawa P, van Amsterdam SM, Versteeg I, Omar SA, Schallig HD, Kager PA. A randomized trial to monitor the efficacy and effectiveness by QT-NASBA of artemether-lumefantrine versus dihydroartemisinin-piperaquine for treatment and transmission control of uncomplicated Plasmodium falciparum malaria in western Kenya. Malar J. 2008 Nov 18; 7:237. PMID: 19017387; PMCID: PMC2600646.
    12. Rukunga GM, Gathirwa JW, Omar SA, Muregi FW, Muthaura CN, Kirira PG, Mungai GM, Kofi-Tsekpo WM. Anti-plasmodial activity of the extracts of some Kenyan medicinal plants. J Ethnopharmacol. 2009 Jan 21; 121(2):282-5. PMID: 19041710.
      View in: PubMed
    13. Bousema JT, Drakeley CJ, Mens PF, Arens T, Houben R, Omar SA, Gouagna LC, Schallig H, Sauerwein RW. Increased Plasmodium falciparum gametocyte production in mixed infections with P. malariae. Am J Trop Med Hyg. 2008 Mar; 78(3):442-8. PMID: 18337341.
      View in: PubMed
    14. Rukunga GM, Muregi FW, Omar SA, Gathirwa JW, Muthaura CN, Peter MG, Heydenreich M, Mungai GM. Anti-plasmodial activity of the extracts and two sesquiterpenes from Cyperus articulatus. Fitoterapia. 2008 Apr; 79(3):188-90. PMID: 18234452.
      View in: PubMed
    15. Gathirwa JW, Rukunga GM, Njagi EN, Omar SA, Mwitari PG, Guantai AN, Tolo FM, Kimani CW, Muthaura CN, Kirira PG, Ndunda TN, Amalemba G, Mungai GM, Ndiege IO. The in vitro anti-plasmodial and in vivo anti-malarial efficacy of combinations of some medicinal plants used traditionally for treatment of malaria by the Meru community in Kenya. J Ethnopharmacol. 2008 Jan 17; 115(2):223-31. PMID: 18065175.
      View in: PubMed
    16. Muthaura CN, Rukunga GM, Chhabra SC, Omar SA, Guantai AN, Gathirwa JW, Tolo FM, Mwitari PG, Keter LK, Kirira PG, Kimani CW, Mungai GM, Njagi EN. Antimalarial activity of some plants traditionally used in Meru district of Kenya. Phytother Res. 2007 Sep; 21(9):860-7. PMID: 17486688.
      View in: PubMed
    17. Rukunga GM, Muregi FW, Tolo FM, Omar SA, Mwitari P, Muthaura CN, Omlin F, Lwande W, Hassanali A, Githure J, Iraqi FW, Mungai GM, Kraus W, Kofi-Tsekpo WM. The antiplasmodial activity of spermine alkaloids isolated from Albizia gummifera. Fitoterapia. 2007 Dec; 78(7-8):455-9. PMID: 17601685.
      View in: PubMed
    18. Muthaura CN, Rukunga GM, Chhabra SC, Omar SA, Guantai AN, Gathirwa JW, Tolo FM, Mwitari PG, Keter LK, Kirira PG, Kimani CW, Mungai GM, Njagi EN. Antimalarial activity of some plants traditionally used in treatment of malaria in Kwale district of Kenya. J Ethnopharmacol. 2007 Jul 25; 112(3):545-51. PMID: 17572031.
      View in: PubMed
    19. Schneider P, Bousema JT, Gouagna LC, Otieno S, van de Vegte-Bolmer M, Omar SA, Sauerwein RW. Submicroscopic Plasmodium falciparum gametocyte densities frequently result in mosquito infection. Am J Trop Med Hyg. 2007 Mar; 76(3):470-4. PMID: 17360869.
      View in: PubMed
    20. Bousema JT, Schneider P, Gouagna LC, Drakeley CJ, Tostmann A, Houben R, Githure JI, Ord R, Sutherland CJ, Omar SA, Sauerwein RW. Moderate effect of artemisinin-based combination therapy on transmission of Plasmodium falciparum. J Infect Dis. 2006 Apr 15; 193(8):1151-9. PMID: 16544256.
      View in: PubMed
    21. Kirira PG, Rukunga GM, Wanyonyi AW, Muregi FM, Gathirwa JW, Muthaura CN, Omar SA, Tolo F, Mungai GM, Ndiege IO. Anti-plasmodial activity and toxicity of extracts of plants used in traditional malaria therapy in Meru and Kilifi Districts of Kenya. J Ethnopharmacol. 2006 Jul 19; 106(3):403-7. PMID: 16530996.
      View in: PubMed
    22. Schneider P, Bousema T, Omar S, Gouagna L, Sawa P, Schallig H, Sauerwein R. (Sub)microscopic Plasmodium falciparum gametocytaemia in Kenyan children after treatment with sulphadoxine-pyrimethamine monotherapy or in combination with artesunate. Int J Parasitol. 2006 Apr; 36(4):403-8. PMID: 16500657.
      View in: PubMed
    23. Mwangi JM, Omar SA, Ranford-Cartwright LC. Comparison of microsatellite and antigen-coding loci for differentiating recrudescing Plasmodium falciparum infections from reinfections in Kenya. Int J Parasitol. 2006 Mar; 36(3):329-36. PMID: 16442537.
      View in: PubMed
    24. Omar SA, Mens PF, Schoone GJ, Yusuf A, Mwangi J, Kaniaru S, Omer GA, Schallig HD. Plasmodium falciparum: evaluation of a quantitative nucleic acid sequence-based amplification assay to predict the outcome of sulfadoxine-pyrimethamine treatment of uncomplicated malaria. Exp Parasitol. 2005 May; 110(1):73-9. PMID: 15804381.
      View in: PubMed
    25. Stivanello E, Cavailler P, Cassano F, Omar SA, Kariuki D, Mwangi J, Piola P, Guthmann JP. Efficacy of chloroquine, sulphadoxine-pyrimethamine and amodiaquine for treatment of uncomplicated Plasmodium falciparum malaria in Kajo Keji county, Sudan. Trop Med Int Health. 2004 Sep; 9(9):975-80. PMID: 15361110.
      View in: PubMed
    26. Muregi FW, Chhabra SC, Njagi EN, Lang'at-Thoruwa CC, Njue WM, Orago AS, Omar SA, Ndiege IO. Anti-plasmodial activity of some Kenyan medicinal plant extracts singly and in combination with chloroquine. Phytother Res. 2004 May; 18(5):379-84. PMID: 15173997.
      View in: PubMed
    27. Wanyoike GN, Chhabra SC, Lang'at-Thoruwa CC, Omar SA. Brine shrimp toxicity and antiplasmodial activity of five Kenyan medicinal plants. J Ethnopharmacol. 2004 Jan; 90(1):129-33. PMID: 14698520.
      View in: PubMed
    28. Macintyre K, Sosler S, Letipila F, Lochigan M, Hassig S, Omar SA, Githure J. A new tool for malaria prevention?: Results of a trial of permethrin-impregnated bedsheets (shukas) in an area of unstable transmission. Int J Epidemiol. 2003 Feb; 32(1):157-60. PMID: 12690029.
      View in: PubMed
    29. Muregi FW, Chhabra SC, Njagi EN, Lang'at-Thoruwa CC, Njue WM, Orago AS, Omar SA, Ndiege IO. In vitro antiplasmodial activity of some plants used in Kisii, Kenya against malaria and their chloroquine potentiation effects. J Ethnopharmacol. 2003 Feb; 84(2-3):235-9. PMID: 12648820.
      View in: PubMed
    30. Omar SA, Bakari A, Owiti A, Adagu IS, Warhurst DC. Co-trimoxazole compared with sulfadoxine-pyrimethamine in the treatment of uncomplicated malaria in Kenyan children. Trans R Soc Trop Med Hyg. 2001 Nov-Dec; 95(6):657-60. PMID: 11816440.
      View in: PubMed
    31. Omar SA, Adagu IS, Gump DW, Ndaru NP, Warhurst DC. Plasmodium falciparum in Kenya: high prevalence of drug-resistance-associated polymorphisms in hospital admissions with severe malaria in an epidemic area. Ann Trop Med Parasitol. 2001 Oct; 95(7):661-9. PMID: 11784419.
      View in: PubMed
    32. Omar SA, Adagu IS, Warhurst DC. Can pretreatment screening for dhps and dhfr point mutations in Plasmodium falciparum infections be used to predict sulfadoxine-pyrimethamine treatment failure? Trans R Soc Trop Med Hyg. 2001 May-Jun; 95(3):315-9. PMID: 11491006.
      View in: PubMed
    Omar's Networks
    Click the "See All" links for more information and interactive visualizations!
    Concepts Expand Description
    _
    Co-Authors Expand Description
    _
    Similar People Expand Description
    _
    Same Department Expand Description