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1

Applied and basic research on the epidemiology, morbidity, and immunology of schistosomiasis in fishing communities on Lake Albert, Uganda

David W. Dunne, Birgitte J. Vennervald, Mark Booth, Sarah Joseph, Colin M. Fitzsimmons, Pierre Cahen, Robert F. Sturrock, John H. Ouma, Joseph K. Mwatha, Gachuhi Kimani, H. Curtis Kariuki, Francis Kaz

Journal:

Transactions of the Royal Society of Tropical Medicine and Hygiene

Year:

2006

Language:

english

File:

PDF, 196 KB

english, 2006

2

Reduced Transplacental Transfer of a Subset of Epstein-Barr Virus-Specific Antibodies to Neonates of Mothers Infected with Plasmodium falciparum Malaria during Pregnancy

Ogolla, Sidney, Daud, Ibrahim I., Asito, Amolo S., Sumba, Odada P., Ouma, Collins, Vulule, John, Middeldorp, Jaap M., Dent, Arlene E., Mehta, Saurabh, Rochford, Rosemary, Pasetti, M. F.

Journal:

Clinical and Vaccine Immunology

Year:

2015

Language:

english

File:

PDF, 1.11 MB

english, 2015

3

COVID-19 in Africa: the spread and response

Massinga LoembÃ©, Marguerite, Tshangela, Akhona, Salyer, Stephanie J., Varma, Jay K., Ouma, Ahmed E. Ogwell, Nkengasong, John N.

Journal:

Nature Medicine

Year:

2020

File:

PDF, 1.44 MB

2020

4

A new chalcone as a natural molluscicide from Polygonum senegalense

Asafu Maradufu, John H. Ouma

Journal:

Year:

1978

Language:

english

File:

PDF, 285 KB

english, 1978

5

A school-based approach to the control of urinary schistosomiasis and intestinal helminth infections in children in Matuga, Kenya: impact of a two-year chemotherapy programme on prevalence and intensity of infections

Pascal Magnussen, Eric Muchiri, Peter Mungai, Malick Ndzovu, John Ouma, Saidi Tosha

Journal:

Tropical Medicine & International Health

Year:

1997

Language:

english

File:

PDF, 524 KB

english, 1997

6

Reproductive health issues in rural Western Kenya

Anna M van Eijk, Kim A Lindblade, Frank Odhiambo, Elizabeth Peterson, Evallyne Sikuku, John G Ayisi, Peter Ouma, Daniel H Rosen, Laurence Slutsker

Journal:

Reproductive Health

Year:

2008

Language:

english

File:

PDF, 218 KB

english, 2008

7

Determinants of smallholder farmers' participation in banana markets in Central Africa: the role of transaction costs

Emily Ouma, John Jagwe, Gideon Aiko Obare, Steffen Abele

Journal:

Agricultural Economics

Year:

2010

Language:

english

File:

PDF, 174 KB

english, 2010

8

Serological Responses among Individuals in Areas Where Both Schistosomiasis and Malaria Are Endemic: Cross‐Reactivity between Schistosoma mansoni and Plasmodium falciparum

Naus, Cynthia W. A., Jones, Frances M., Satti, Mohamed Z., Joseph, Sarah, Riley, Eleanor M., Kimani, Gachuhi, Mwatha, Joseph K., Kariuki, Curtis H., Ouma, John H., Kabatereine, Narcis B., Vennervald,

Journal:

The Journal of Infectious Diseases

Year:

2003

Language:

english

File:

PDF, 235 KB

english, 2003

9

Increased severe anemia in HIV-1-exposed and HIV-1-positive infants and children during acute malaria

Otieno, Richard O, Ouma, Collins, Ongʼecha, John M, Keller, Christopher C, Were, Tom, Waindi, Eliud N, Michaels, Marian G, Day, Richard D, Vulule, John M, Perkins, Douglas J

Journal:

Year:

2006

Language:

english

File:

PDF, 128 KB

english, 2006

10

Improving the speed of adoption of agricultural technologies and farm performance through farmer groups: evidence from the Great Lakes region of Africa

Ainembabazi, John Herbert, van Asten, Piet, Vanlauwe, Bernard, Ouma, Emily, Blomme, Guy, Birachi, Eliud Abucheli, Nguezet, Paul Martin Dontsop, Mignouna, Djana Babatima, Manyong, Victor M.

Journal:

Agricultural Economics

Year:

2017

Language:

english

File:

PDF, 470 KB

english, 2017

11

Never-Smoking Adolescents’ Exposure to Secondhand Smoke in Africa

Owusu, Daniel, Mamudu, Hadii M., John, Rijo M., Ibrahim, Abdallah, Ouma, Ahmed E.O., Veeranki, Sreenivas P.

Journal:

American Journal of Preventive Medicine

Year:

2016

Language:

english

File:

PDF, 551 KB

english, 2016

12

Estimating a finite population mean under random non response in two stage cluster sampling with replacement

Bii, Nelson Kiprono, Onyango, Christopher Ouma, Odhiambo, John

Journal:

Journal of Physics Conference Series

Year:

2018

Language:

english

File:

PDF, 572 KB

english, 2018

13

Cyclooxygenase-2 haplotypes influence the longitudinal risk of malaria and severe malarial anemia in Kenyan children from a holoendemic transmission region

Anyona, Samuel B., Hengartner, Nicolas W., Raballah, Evans, Ong’echa, John Michael, Lauve, Nick, Cheng, Qiuying, Fenimore, Paul W., Ouma, Collins, Lambert, Christophe G., McMahon, Benjamin H., Perkins

Journal:

Journal of Human Genetics

Year:

2019

Language:

english

File:

PDF, 931 KB

english, 2019

14

Hematological predictors of increased severe anemia in Kenyan children coinfected with Plasmodium falciparum and HIV-1

Gregory C. Davenport, Collins Ouma, James B. Hittner, Tom Were, Yamo Ouma, John M. Ong'echa, Douglas J. Perkins

Journal:

American Journal of Hematology

Year:

2010

Language:

english

File:

PDF, 185 KB

english, 2010

15

Human antibody responses to Schistosoma mansoni: the influence of epitopes shared between different life-cycle stages on the response to the schistosomulum

David W. Dunne, Anna M. Grabowska, Anthony J. C. Fulford, Anthony E. Butterworth, Robert F. Sturrock, Davy Koech, John H. Ouma

Journal:

European Journal of Immunology

Year:

1988

Language:

english

File:

PDF, 995 KB

english, 1988

16

Immunity after treatment of human schistosomiasis: association between IgE antibodies to adult worm antigens and resistance to reinfection

David W. Dunne, Anthony E. Butterworth, Anthony J. C. Fulford, H. Curtis Kariuki, Jane G. Langley, John H. Ouma, Andre Capron, Raymond J. Pierce, Robert F. Sturrock

Journal:

European Journal of Immunology

Year:

1992

Language:

english

File:

PDF, 1.20 MB

english, 1992

17

Managing interdisciplinary health research–theoretical and practical aspects

Jens Aagaard-Hansen, John Henry Ouma

Journal:

The International Journal of Health Planning and Management

Year:

2002

Language:

english

File:

PDF, 119 KB

english, 2002

18

Naturally acquired hemozoin by monocytes promotes suppression of RANTES in children with malarial anemia through an IL-10-dependent mechanism

Tom Were, Gregory C. Davenport, Emmanuel O. Yamo, James B. Hittner, Gordon A. Awandare, Michael F. Otieno, Collins Ouma, Alloys S.S. Orago, John M. Vulule, John M. Ong'echa, Douglas J. Perkins

Journal:

Microbes and Infection

Year:

2009

Language:

english

File:

PDF, 287 KB

english, 2009

19

Geophagy among pregnant and lactating women in Bondo District, western Kenya

Alfred I. Luoba, P.Wenzel Geissler, Benson Estambale, John H. Ouma, Pascal Magnussen, Dorkas Alusala, Rosemary Ayah, David Mwaniki, Henrik Friis

Journal:

Transactions of the Royal Society of Tropical Medicine and Hygiene

Year:

2004

Language:

english

File:

PDF, 111 KB

english, 2004

20

Regression of hepatosplenomegaly in Kenyan school-aged children after praziquantel treatment and three years of greatly reduced exposure to Schistosoma mansoni

Birgitte J. Vennervald, Mark Booth, Anthony E. Butterworth, H. Curtis Kariuki, Hilda Kadzo, Edmund Ireri, Clifford Amaganga, Gachuhi Kimani, LeeCarol Kenty, Joseph Mwatha, John H. Ouma, David W. Dunne

Journal:

Transactions of the Royal Society of Tropical Medicine and Hygiene

Year:

2005

Language:

english

File:

PDF, 264 KB

english, 2005

21

Dihydrofolate reductase I164L mutations in Plasmodium falciparum isolates: clinical outcome of 14 Kenyan adults infected with parasites harbouring the I164L mutation

Mary J. Hamel, Amanda Poe, Peter Bloland, Andrea McCollum, Zhiyong Zhou, Ya Ping Shi, Peter Ouma, Kephas Otieno, John Vulule, Ananias Escalante, Venkatachalam Udhayakumar, Laurence Slutsker

Journal:

Transactions of the Royal Society of Tropical Medicine and Hygiene

Year:

2008

Language:

english

File:

PDF, 164 KB

english, 2008

22

Urinary soluble egg antigen levels in Schistosoma haematobium infection in relation to sex and age of Kenyan schoolchildren following praziquantel treatment

Jimmy H. Kihara, Eliud N.M. Njagi, Eucharia U. Kenya, Marium T. Mwanje, Adel E. Odek, Govert van Dam, Anthony I. Kahama, John H. Ouma

Journal:

Transactions of the Royal Society of Tropical Medicine and Hygiene

Year:

2009

Language:

english

File:

PDF, 410 KB

english, 2009

23

Health implications of chronic hepatosplenomegaly in Kenyan school-aged children chronically exposed to malarial infections and Schistosoma mansoni

Shona Wilson, Birgitte J. Vennervald, Hilda Kadzo, Edmund Ireri, Clifford Amaganga, Mark Booth, H. Curtis Kariuki, Joseph K. Mwatha, Gachuhi Kimani, John H. Ouma, Eric Muchiri, David W. Dunne

Journal:

Transactions of the Royal Society of Tropical Medicine and Hygiene

Year:

2010

Language:

english

File:

PDF, 324 KB

english, 2010

24

Effects of multimicronutrient supplementation on helminth reinfection: a randomized, controlled trial in Kenyan schoolchildren

Annette Olsen, Fred W. Thiong'o, John H. Ouma, David Mwaniki, Pascal Magnussen, Kim Fleischer Michaelsen, Henrik Friis, P. Wenzel Geissler

Journal:

Transactions of the Royal Society of Tropical Medicine and Hygiene

Year:

2003

Language:

english

File:

PDF, 748 KB

english, 2003

25

Prevention of anaemia in pregnancy using insecticide-treated bednets and sulfadoxine-pyrimethamine in a highly malarious area of Kenya: a randomized controlled trial

Joseph Kiambo Njagi, Pascal Magnussen, Benson Estambale, John Ouma, Benbolt Mugo

Journal:

Transactions of the Royal Society of Tropical Medicine and Hygiene

Year:

2003

Language:

english

File:

PDF, 740 KB

english, 2003

26

Permethrin-impregnated bednet effects on resting and feeding behaviour of lymphatic filariasis vector mosquitoes in Kenya

CLAUS BØGH, ERLING M. PEDERSEN, DUNSTAN A. MUKOKO, JOHN H. OUMA

Journal:

Medical and Veterinary Entomology

Year:

1998

Language:

english

File:

PDF, 166 KB

english, 1998

27

Parameters associated with Schistosoma haematobium infection before and after chemotherapy in school children from two villages in the Coast province of Kenya

Anthony I. Kahama, Birgitte J. Vennervald, Yeri Kombe, Ruth W. Kihara, Malick Ndzovu, Peter Mungai, John H. Ouma

Journal:

Tropical Medicine & International Health

Year:

1999

Language:

english

File:

PDF, 188 KB

english, 1999

28

Measuring morbidity in schistosomiasis mansoni: relationship between image pattern, portal vein diameter and portal branch thickness in large-scale surveys using new WHO coding guidelines for ultrasound in schistosomiasis

Charles H. King, Philip Magak, Ekram Abdel Salam, John H. Ouma, H. Curtis Kariuki, Ronald E. Blanton

Journal:

Tropical Medicine & International Health

Year:

2003

Language:

english

File:

PDF, 225 KB

english, 2003

29

The relationship between age, sex, egg-count and specific antibody responses against Schistosoma mansoni antigens in a Ugandan fishing community

Cynthia W. A. Naus, Mark Booth, Frances M. Jones, Jovanice Kemijumbi, Birgitte J. Vennervald, Curtis H. Kariuki, John H. Ouma, Narcis B. Kabatereine, David W. Dunne

Journal:

Tropical Medicine & International Health

Year:

2003

Language:

english

File:

PDF, 129 KB

english, 2003

30

Micro-geographical variation in exposure toSchistosoma mansoniand malaria, and exacerbation of splenomegaly in Kenyan school-aged children

Mark Booth, Birgitte J Vennervald, LeeCarol Kenty, Anthony E Butterworth, Henry C Kariuki, Hilda Kadzo, Edmund Ireri, Clifford Amaganga, Gachuhi Kimani, Joseph K Mwatha, Amos Otedo, John H Ouma, Eric

Journal:

BMC Infectious Diseases

Year:

2004

Language:

english

File:

PDF, 817 KB

english, 2004

31

Age-adjustedPlasmodium falciparumantibody levels in school-aged children are a stable marker of microgeographical variations in exposure toPlasmodiuminfection

Shona Wilson, Mark Booth, Frances M Jones, Joseph K Mwatha, Gachuhi Kimani, H Curtis Kariuki, Birgitte J Vennervald, John H Ouma, Eric Muchiri, David W Dunne

Journal:

BMC Infectious Diseases

Year:

2007

Language:

english

File:

PDF, 806 KB

english, 2007

32

Antenatal and delivery care in rural western Kenya: the effect of training health care workers to provide "focused antenatal care"

Peter O Ouma, Anna M van Eijk, Mary J Hamel, Evallyne S Sikuku, Frank O Odhiambo, Kaendi M Munguti, John G Ayisi, Sara B Crawford, Piet A Kager, Laurence Slutsker

Journal:

Reproductive Health

Year:

2010

Language:

english

File:

PDF, 657 KB

english, 2010

33

Egg laying and growth inHelisoma duryi(Wetherby) (Pulmonata: Planorbidae): Effect of population density and mode of fertilization

Henry Madsen, Frederick Waithaka Thiongo, John Henry Ouma

Journal:

Year:

1983

Language:

english

File:

PDF, 453 KB

english, 1983

34

Functional haplotypes of Fc gamma (Fcγ) receptor (FcγRIIA and FcγRIIIB) predict risk to repeated episodes of severe malarial anemia and mortality in Kenyan children

Collins Ouma, Gregory C. Davenport, Steven Garcia, Prakasha Kempaiah, Ateefa Chaudhary, Tom Were, Samuel B. Anyona, Evans Raballah, Stephen N. Konah, James B. Hittner, John M. Vulule, John M. Ong’echa

Journal:

Year:

2012

Language:

english

File:

PDF, 387 KB

english, 2012

35

Doxorubicin and paclitaxel loaded microbubbles for ultrasound triggered drug delivery

Michael C. Cochran, John Eisenbrey, Richard O. Ouma, Michael Soulen, Margaret A. Wheatley

Journal:

International Journal of Pharmaceutics

Year:

2011

Language:

english

File:

PDF, 1.18 MB

english, 2011

36

Frequencies of sickle cell trait and glucose-6-phosphate dehydrogenase deficiency differ in highland and nearby lowland malaria-endemic areas of Kenya

A.M. Moormann, P.E. Embury, J. Opondo, O.P. Sumba, J.H. Ouma, J.W. Kazura, C.C. John

Journal:

Transactions of the Royal Society of Tropical Medicine and Hygiene

Year:

2003

Language:

english

File:

PDF, 211 KB

english, 2003

37

Clinical predictors of severe malarial anaemia in a holoendemic Plasmodium falciparum transmission area

Enrico M. Novelli, James B. Hittner, Gregory C. Davenport, Collins Ouma, Tom Were, Stephen Obaro, Sandra Kaplan, John M. Ong’echa, Douglas J. Perkins

Journal:

British Journal of Haematology

Year:

2010

Language:

english

File:

PDF, 119 KB

english, 2010

38

Detailed clinical and ultrasound examination of children and adolescents in a Schistosoma mansoni endemic area in Kenya: hepatosplenic disease in the absence of portal fibrosis

Birgitte J. Vennervald, LeeCarol Kenty, Anthony E. Butterworth, Curtis H. Kariuki, Hilda Kadzo, Edmund Ireri, Clifford Amaganga, Gachuhi Kimani, Joseph Mwatha, Amos Otedo, Mark Booth, John H. Ouma, Da

Journal:

Tropical Medicine & International Health

Year:

2004

Language:

english

File:

PDF, 106 KB

english, 2004

39

High prevalence of ectopic kidney in Coast Province, Kenya

Philip Magak, Charles H. King, Edmund Ireri, Hilda Kadzo, John H. Ouma, Eric M. Muchiri

Journal:

Tropical Medicine & International Health

Year:

2004

Language:

english

File:

PDF, 71 KB

english, 2004

40

Earth-eating and reinfection with intestinal helminths among pregnant and lactating women in western Kenya

Alfred I. Luoba, P. Wenzel Geissler, Benson Estambale, John H. Ouma, Dorcas Alusala, Rosemary Ayah, David Mwaniki, Pascal Magnussen, Henrik Friis

Journal:

Tropical Medicine & International Health

Year:

2005

Language:

english

File:

PDF, 85 KB

english, 2005

41

Microgeographical and tribal variations in water contact and Schistosoma mansoni exposure within a Ugandan fishing community

Angela Pinot De Moira, Anthony J. C. Fulford, Narcis B. Kabatereine, Francis Kazibwe, John H. Ouma, David W. Dunne, Mark Booth

Journal:

Tropical Medicine & International Health

Year:

2007

Language:

english

File:

PDF, 770 KB

english, 2007

42

Hepatosplenomegaly in Kenyan schoolchildren: exacerbation by concurrent chronic exposure to malaria and Schistosoma mansoni infection

Shona Wilson, Birgitte J. Vennervald, Hilda Kadzo, Edmund Ireri, Clifford Amaganga, Mark Booth, H. Curtis Kariuki, Joseph K. Mwatha, Gachuhi Kimani, John H. Ouma, Eric Muchiri, David W. Dunne

Journal:

Tropical Medicine & International Health

Year:

2007

Language:

english

File:

PDF, 122 KB

english, 2007

43

Malaria and anaemia among pregnant women at first antenatal clinic visit in Kisumu, western Kenya

Peter Ouma, Anna M. Van Eijk, Mary J. Hamel, Monica Parise, John G. Ayisi, Kephas Otieno, Piet A. Kager, Laurence Slutsker

Journal:

Tropical Medicine & International Health

Year:

2007

Language:

english

File:

PDF, 105 KB

english, 2007

44

Haplotypes of IL-10 promoter variants are associated with susceptibility to severe malarial anemia and functional changes in IL-10 production

Collins Ouma, Gregory C. Davenport, Tom Were, Michael F. Otieno, James B. Hittner, John M. Vulule, Jeremy Martinson, John M. Ong’echa, Robert E. Ferrell, Douglas J. Perkins

Journal:

Year:

2008

Language:

english

File:

PDF, 393 KB

english, 2008

45

Coping with intestinal illness among the Kamba in Machakos, Kenya, and aspects of schistosomiasis control

Helmut Kloos, John H. Ouma, H.Curtis Kariuki, Anthony E. Butterworth

Journal:

Social Science & Medicine

Year:

1987

Language:

english

File:

PDF, 1.28 MB

english, 1987

46

Increased circulating interleukin (IL)-23 in children with malarial anemia: In vivo and in vitro relationship with co-regulatory cytokines IL-12 and IL-10

John M. Ong’echa, Allison M. Remo, Jan Kristoff, James B. Hittner, Tom Were, Collins Ouma, Richard O. Otieno, John M. Vulule, Christopher C. Keller, Gordon A. Awandare, Douglas J. Perkins

Journal:

Clinical Immunology

Year:

2008

Language:

english

File:

PDF, 439 KB

english, 2008

47

Comparison of HIV-1 detection in plasma specimens and dried blood spots using the Roche COBAS Ampliscreen HIV-1 test in Kisumu, Kenya

Jully A. Okonji, Sridhar V. Basavaraju, Jane Mwangi, Ray W. Shiraishi, Matthew Odera, Kenneth Ouma, John P. Pitman, Lawrence H. Marum, Chin-Yih Ou, Clement Zeh

Journal:

Journal of Virological Methods

Year:

2012

Language:

english

File:

PDF, 316 KB

english, 2012

48

Landmarks in the evolution of technologies for identifying trypanosomes in tsetse flies

John C. Enyaru, Johnson O. Ouma, Imna I. Malele, Enock Matovu, Daniel K. Masiga

Journal:

Trends in Parasitology

Year:

2010

Language:

english

File:

PDF, 281 KB

english, 2010

49

Morbidity in schistosomiasis: an update

John H. Ouma, Birgitte J. Vennervald, H.Curtis Kariuki, Anthony E. Butterworth

Journal:

Trends in Parasitology

Year:

2001

Language:

english

File:

PDF, 22 KB

english, 2001

50

Polymorphic variability in the 3' untranslated region (UTR) ofIL12Bis associated with susceptibility to severe anaemia in Kenyan children with acutePlasmodium falciparummalaria

John M Ong’echa, Evans O Raballah, Prakasha M Kempaiah, Samuel B Anyona, Tom Were, Gregory C Davenport, Stephen Konah, John M Vulule, Collins Ouma, James B Hittner, Douglas J Perkins

Journal:

Year:

2011

Language:

english

File:

PDF, 257 KB

english, 2011