J G Ayisi

Summary

Affiliation: Kenya Medical Research Institute
Country: Kenya

Publications

  1. pmc Temporal trends of sulphadoxine-pyrimethamine (SP) drug-resistance molecular markers in Plasmodium falciparum parasites from pregnant women in western Kenya
    Nnaemeka C Iriemenam
    Malaria Branch, Division of Parasitic Diseases and Malaria, Center for Global Health, Centers for Disease Control and Prevention, Atlanta, GA 30329 4018, USA
    Malar J 11:134. 2012
  2. pmc Antenatal and delivery care in rural western Kenya: the effect of training health care workers to provide "focused antenatal care"
    Peter O Ouma
    Kenya Medical Research Institute, Centre for Global Health Research, Kisumu, Kenya
    Reprod Health 7:1. 2010
  3. pmc Topography and malaria transmission heterogeneity in western Kenya highlands: prospects for focal vector control
    Andrew K Githeko
    Climate and Human Health Research Unit, Centre for Vector Biology and Control Research, Kenya Medical Research Institute, Kisumu, Kenya
    Malar J 5:107. 2006
  4. ncbi request reprint Risk factors for HIV infection among asymptomatic pregnant women attending an antenatal clinic in western Kenya
    J G Ayisi
    Centre for Vector Biology and Control Research, Kenya Medical Research Institute, Kisumu
    Int J STD AIDS 11:393-401. 2000
  5. ncbi request reprint The effect of dual infection with HIV and malaria on pregnancy outcome in western Kenya
    John G Ayisi
    Centre for Vector Biology and Control Research, Kenya Medical Research Institute, Kisumu, Kenya
    AIDS 17:585-94. 2003
  6. ncbi request reprint The effect of health care worker training on the use of intermittent preventive treatment for malaria in pregnancy in rural western Kenya
    P O Ouma
    Kenya Medical Research Institute, Centre for Vector Biology and Control Research, Kisumu, Kenya
    Trop Med Int Health 12:953-61. 2007
  7. ncbi request reprint Effectiveness of intermittent preventive treatment with sulphadoxine-pyrimethamine for control of malaria in pregnancy in western Kenya: a hospital-based study
    A M van Eijk
    Kenya Medical Research Institute, Centre for Vector Biology and Control Research, Kisumu, Kenya
    Trop Med Int Health 9:351-60. 2004
  8. ncbi request reprint Effect of haematinic supplementation and malaria prevention on maternal anaemia and malaria in western Kenya
    Anna M van Eijk
    Centre for Vector Biology and Control Research, Kenya Medical Research Institute, Kisumu, Kenya
    Trop Med Int Health 12:342-52. 2007
  9. ncbi request reprint Use of intermittent preventive treatment for malaria in pregnancy in a rural area of western Kenya with high coverage of insecticide-treated bed nets
    A M van Eijk
    Kenya Medical Research Institute, Centre for Vector Biology and Control Research, Kisumu, Kenya
    Trop Med Int Health 10:1134-40. 2005
  10. ncbi request reprint Human immunodeficiency virus seropositivity and malaria as risk factors for third-trimester anemia in asymptomatic pregnant women in western Kenya
    A M van Eijk
    Kenya Medical Research Institute, Center for Vector Biology and Control Research, Kisumu
    Am J Trop Med Hyg 65:623-30. 2001

Collaborators

Detail Information

Publications22

  1. pmc Temporal trends of sulphadoxine-pyrimethamine (SP) drug-resistance molecular markers in Plasmodium falciparum parasites from pregnant women in western Kenya
    Nnaemeka C Iriemenam
    Malaria Branch, Division of Parasitic Diseases and Malaria, Center for Global Health, Centers for Disease Control and Prevention, Atlanta, GA 30329 4018, USA
    Malar J 11:134. 2012
    ..SP remains the recommended drug for intermittent preventive treatment for malaria in pregnancy (IPTp) and information on population prevalence of the SP resistance molecular markers in pregnant women is limited...
  2. pmc Antenatal and delivery care in rural western Kenya: the effect of training health care workers to provide "focused antenatal care"
    Peter O Ouma
    Kenya Medical Research Institute, Centre for Global Health Research, Kisumu, Kenya
    Reprod Health 7:1. 2010
    ..abstract:..
  3. pmc Topography and malaria transmission heterogeneity in western Kenya highlands: prospects for focal vector control
    Andrew K Githeko
    Climate and Human Health Research Unit, Centre for Vector Biology and Control Research, Kenya Medical Research Institute, Kisumu, Kenya
    Malar J 5:107. 2006
    ..The aim of this study was to determine the effects of topography on malaria spatial vector distribution and parasite prevalence...
  4. ncbi request reprint Risk factors for HIV infection among asymptomatic pregnant women attending an antenatal clinic in western Kenya
    J G Ayisi
    Centre for Vector Biology and Control Research, Kenya Medical Research Institute, Kisumu
    Int J STD AIDS 11:393-401. 2000
    ....
  5. ncbi request reprint The effect of dual infection with HIV and malaria on pregnancy outcome in western Kenya
    John G Ayisi
    Centre for Vector Biology and Control Research, Kenya Medical Research Institute, Kisumu, Kenya
    AIDS 17:585-94. 2003
    ..To determine the effect of dual infection with HIV and malaria on birth outcomes and maternal anaemia among women delivering at a large public hospital in Kisumu, western Kenya...
  6. ncbi request reprint The effect of health care worker training on the use of intermittent preventive treatment for malaria in pregnancy in rural western Kenya
    P O Ouma
    Kenya Medical Research Institute, Centre for Vector Biology and Control Research, Kisumu, Kenya
    Trop Med Int Health 12:953-61. 2007
    ..Health care workers (HCW) in Asembo were retrained on IPTp in 2003...
  7. ncbi request reprint Effectiveness of intermittent preventive treatment with sulphadoxine-pyrimethamine for control of malaria in pregnancy in western Kenya: a hospital-based study
    A M van Eijk
    Kenya Medical Research Institute, Centre for Vector Biology and Control Research, Kisumu, Kenya
    Trop Med Int Health 9:351-60. 2004
    ....
  8. ncbi request reprint Effect of haematinic supplementation and malaria prevention on maternal anaemia and malaria in western Kenya
    Anna M van Eijk
    Centre for Vector Biology and Control Research, Kenya Medical Research Institute, Kisumu, Kenya
    Trop Med Int Health 12:342-52. 2007
    ..To evaluate the effect of routine antenatal haematinic supplementation programmes and intermittent preventive treatment (IPT) with sulphadoxine-pyrimethamine (SP) in Kenya...
  9. ncbi request reprint Use of intermittent preventive treatment for malaria in pregnancy in a rural area of western Kenya with high coverage of insecticide-treated bed nets
    A M van Eijk
    Kenya Medical Research Institute, Centre for Vector Biology and Control Research, Kisumu, Kenya
    Trop Med Int Health 10:1134-40. 2005
    ..In this area of Kenya, health messages stressing that foetal complications of malaria in pregnancy may occur in the absence of maternal illness may improve the demand for IPT...
  10. ncbi request reprint Human immunodeficiency virus seropositivity and malaria as risk factors for third-trimester anemia in asymptomatic pregnant women in western Kenya
    A M van Eijk
    Kenya Medical Research Institute, Center for Vector Biology and Control Research, Kisumu
    Am J Trop Med Hyg 65:623-30. 2001
    ..Asymptomatic HIV seropositivity is an important risk factor to be considered in the differential diagnosis of maternal anemia, independent of P. falciparum parasitemia...
  11. ncbi request reprint Malaria and anaemia among pregnant women at first antenatal clinic visit in Kisumu, western Kenya
    Peter Ouma
    Centre for Vector Biology and Control Research, Kenya Medical Research Institute KEMRI, Kisumu, Kenya
    Trop Med Int Health 12:1515-23. 2007
    ..To determine the prevalence of malaria and anaemia among urban and peri-urban women attending their first antenatal clinic (ANC) in an area of perennial malaria transmission...
  12. ncbi request reprint Does infection with Human Immunodeficiency Virus affect the antibody responses to Plasmodium falciparum antigenic determinants in asymptomatic pregnant women?
    J G Ayisi
    Centre for Vector Biology and Control Research, Kenya Medical Research Institute, Kisumu, Kenya
    J Infect 46:164-72. 2003
    ..We assessed whether HIV infection alters maternal and cord plasma malarial antibody responses and the mother-to-infant transfer of malaria antibodies...
  13. ncbi request reprint Malaria and human immunodeficiency virus infection as risk factors for anemia in infants in Kisumu, western Kenya
    Anna M van Eijk
    Kenya Medical Research Institute, Center for Vector Biology and Control Research, Kisumu
    Am J Trop Med Hyg 67:44-53. 2002
    ..Although not proven effective in this study, micronutrient supplementation should be prospectively assessed in HIV-infected infants as a means of preventing anemia...
  14. ncbi request reprint HIV increases the risk of malaria in women of all gravidities in Kisumu, Kenya
    Anna M van Eijk
    Kenya Medical Research Institute, Center for Vector Biology and Control Research, Kisumu, Kenya
    AIDS 17:595-603. 2003
    ..To study the importance of HIV infection for malaria in pregnancy in Kisumu, Kenya...
  15. ncbi request reprint Implementation of intermittent preventive treatment with sulphadoxine-pyrimethamine for control of malaria in pregnancy in Kisumu, western Kenya
    Anna M van Eijk
    Kenya Medical Research Institute, Centre for Vector Biology and Control Research, Kisumu, Kenya
    Trop Med Int Health 9:630-7. 2004
    ..We evaluated the coverage and determinants of receipt of IPT after its introduction in the Provincial Hospital in Kisumu, western Kenya...
  16. ncbi request reprint Pregnancy interval and delivery outcome among HIV-seropositive and HIV-seronegative women in Kisumu, Kenya
    Anna M van Eijk
    Kenya Medical Research Institute, Kisumu, Kenya
    Trop Med Int Health 9:15-24. 2004
    ..A short pregnancy interval (PI) has been associated with increased child mortality, but mechanisms are unclear. We studied factors associated with PI and the effect of PI on birthweight and haemoglobin...
  17. ncbi request reprint Risk factors for malaria in pregnancy in an urban and peri-urban population in western Kenya
    Anna M van Eijk
    Kenya Medical Research Institute, Centre for Vector Biology and Control Research, Kisumu, Kenya
    Trans R Soc Trop Med Hyg 96:586-92. 2002
    ....
  18. pmc Maternal malaria and perinatal HIV transmission, western Kenya
    John G Ayisi
    Centre for Vector Biology and Control Research, Kenya Medical Research Institute, Kisumu, Kenya
    Emerg Infect Dis 10:643-52. 2004
    ....
  19. ncbi request reprint HIV, malaria, and infant anemia as risk factors for postneonatal infant mortality among HIV-seropositive women in Kisumu, Kenya
    Anna M van Eijk
    Department of Infectious Diseases, Tropical Medicine and AIDS, Academic Medical Center, University of Amsterdam, The Netherlands
    J Infect Dis 196:30-7. 2007
    ..We studied the association of placental malaria, infant malaria and anemia, and infant HIV status with postneonatal infant mortality (PNIM) among infants of HIV-seropositive women...
  20. ncbi request reprint Pharmacokinetics of sulfadoxine-pyrimethamine in HIV-infected and uninfected pregnant women in Western Kenya
    Michael D Green
    Division of Parasitic Diseases, Centers for Disease Control and Prevention, Atlanta, GA 30333, USA
    J Infect Dis 196:1403-8. 2007
    ..We investigated whether this reflects their impaired immunity or an HIV-associated alteration in the disposition of SP...
  21. pmc A rapid assessment approach for public health decision-making related to the prevention of malaria during pregnancy
    Monica E Parise
    Division of Parasitic Diseases, Centers for Disease Control and Prevention, Atlanta, GA 30333, USA
    Bull World Health Organ 81:316-23. 2003
    ..To develop a rapid field assessment methodology to address the burden of malaria during pregnancy and the options for intervening within the existing antenatal care system in Kenya...
  22. pmc Placental malaria diminishes development of antibody responses to Plasmodium falciparum epitopes in infants residing in an area of western Kenya where P. falciparum is endemic
    Phillip Cullison Bonner
    Malaria Branch, Division of Parasitic Diseases, NCID, Centers for Disease Control and Prevention, U S Department of Health and Human Services, Atlanta, GA, USA
    Clin Diagn Lab Immunol 12:375-9. 2005
    ..0035). These findings suggest that PM can negatively influence the development of immune responses to malaria in infants...