Cheikh Sokhna

Summary

Country: France

Publications

  1. pmc Prevalence and intensity of urinary schistosomiasis among school children in the district of Niakhar, region of Fatick, Senegal
    Bruno Senghor
    Institut de Recherche pour le Developpement, UMR 198 URMITE, Campus International de Hann, IRD, BP 1386, CP 18524 Dakar, Senegal
    Parasit Vectors 7:5. 2014
  2. pmc gSG6-P1 salivary biomarker discriminates micro-geographical heterogeneity of human exposure to Anopheles bites in low and seasonal malaria areas
    Andre Barembaye Sagna
    Centre de Recherche Biomédicale CRB Espoir Pour La Santé, 269 Route de la corniche, Sor BP 226, Saint Louis, Senegal
    Parasit Vectors 6:68. 2013
  3. pmc Prevalence of molecular markers of drug resistance in an area of seasonal malaria chemoprevention in children in Senegal
    Aminata C Lo
    Service of Parasitology, Faculty of Medicine, University Cheikh Anta Diop, Dakar, Senegal
    Malar J 12:137. 2013
  4. pmc Point-of-care laboratory of pathogen diagnosis in rural Senegal
    Cheikh Sokhna
    URMITE, IRD 198, UM63, CNRS 7278, INSERM 1095, Aix Marseille Universite, Marseille, France
    PLoS Negl Trop Dis 7:e1999. 2013
  5. pmc Methods to collect Anopheles mosquitoes and evaluate malaria transmission: a comparative study in two villages in Senegal
    Mamadou O Ndiath
    Institut de Recherche pour Développement, UMR 198 URMITE Campus international de Hann, IRD BP 1386 CP 18524 Dakar, Senegal
    Malar J 10:270. 2011
  6. pmc Immunological consequences of intermittent preventive treatment against malaria in Senegalese preschool children
    Denis Boulanger
    Unité Mixte de Recherche 145, Institut de Recherche pour le Développement and Université Montpellier 1, 911 Avenue Agropolis, BP64501, 34394 Montpellier, France
    Malar J 9:363. 2010
  7. ncbi request reprint Influence of wasting and stunting at the onset of the rainy season on subsequent malaria morbidity among rural preschool children in Senegal
    Florie Fillol
    Epidemiology and Prevention Research Unit, Institut de Recherche pour le Developpement, Montpellier, France
    Am J Trop Med Hyg 80:202-8. 2009
  8. pmc Looking for Tropheryma whipplei source and reservoir in rural Senegal
    Alpha Kabinet Keita
    Aix Marseille Universite, Unite des Rickettsies, Unité de Recherche sur les Maladies Infectieuses et Tropicales Emergentes URMITE, UM63, CNRS 7278, IRD 198, INSERM 1095, 13005 Marseille, France
    Am J Trop Med Hyg 88:339-43. 2013
  9. pmc Resistance to DDT and pyrethroids and increased kdr mutation frequency in An. gambiae after the implementation of permethrin-treated nets in Senegal
    Mamadou O Ndiath
    Institut de Recherche pour le Developpement, Unité de Recherche sur les Maladies Infectieuses et Tropicales Emergentes UMR 198, Campus commun UCAD IRD de Hann, BP 1386, CP 18524 Dakar, Senegal
    PLoS ONE 7:e31943. 2012
  10. doi request reprint Malaria morbidity and pyrethroid resistance after the introduction of insecticide-treated bednets and artemisinin-based combination therapies: a longitudinal study
    Jean Francois Trape
    Research Unit on Emerging Infectious and Tropical Diseases, Institut de Recherche pour le Developpement, Dakar, Senegal
    Lancet Infect Dis 11:925-32. 2011

Collaborators

Detail Information

Publications42

  1. pmc Prevalence and intensity of urinary schistosomiasis among school children in the district of Niakhar, region of Fatick, Senegal
    Bruno Senghor
    Institut de Recherche pour le Developpement, UMR 198 URMITE, Campus International de Hann, IRD, BP 1386, CP 18524 Dakar, Senegal
    Parasit Vectors 7:5. 2014
    ..It is a major public health issue in this country. This study was carried out to determine the prevalence and intensity of this parasitosis in 12 villages of Niakhar (Fatick, Senegal)...
  2. pmc gSG6-P1 salivary biomarker discriminates micro-geographical heterogeneity of human exposure to Anopheles bites in low and seasonal malaria areas
    Andre Barembaye Sagna
    Centre de Recherche Biomédicale CRB Espoir Pour La Santé, 269 Route de la corniche, Sor BP 226, Saint Louis, Senegal
    Parasit Vectors 6:68. 2013
    ....
  3. pmc Prevalence of molecular markers of drug resistance in an area of seasonal malaria chemoprevention in children in Senegal
    Aminata C Lo
    Service of Parasitology, Faculty of Medicine, University Cheikh Anta Diop, Dakar, Senegal
    Malar J 12:137. 2013
    ..Here are report the effect of SMC delivery on the prevalence of markers of resistance to SP and AQ...
  4. pmc Point-of-care laboratory of pathogen diagnosis in rural Senegal
    Cheikh Sokhna
    URMITE, IRD 198, UM63, CNRS 7278, INSERM 1095, Aix Marseille Universite, Marseille, France
    PLoS Negl Trop Dis 7:e1999. 2013
    ....
  5. pmc Methods to collect Anopheles mosquitoes and evaluate malaria transmission: a comparative study in two villages in Senegal
    Mamadou O Ndiath
    Institut de Recherche pour Développement, UMR 198 URMITE Campus international de Hann, IRD BP 1386 CP 18524 Dakar, Senegal
    Malar J 10:270. 2011
    ..The aim of this study was to compare the number and characteristics of mosquitoes sampled in two areas of Senegal by three different methods: HLC, light traps adjacent to an occupied bed net (LT/N), pyrethrum spray catches (PSC)...
  6. pmc Immunological consequences of intermittent preventive treatment against malaria in Senegalese preschool children
    Denis Boulanger
    Unité Mixte de Recherche 145, Institut de Recherche pour le Développement and Université Montpellier 1, 911 Avenue Agropolis, BP64501, 34394 Montpellier, France
    Malar J 9:363. 2010
    ..A significant concern is whether IPTc increases children's susceptibility to subsequent malaria infection by altering their anti-Plasmodium acquired immunity...
  7. ncbi request reprint Influence of wasting and stunting at the onset of the rainy season on subsequent malaria morbidity among rural preschool children in Senegal
    Florie Fillol
    Epidemiology and Prevention Research Unit, Institut de Recherche pour le Developpement, Montpellier, France
    Am J Trop Med Hyg 80:202-8. 2009
    ..Although non-biological explanations such as overprotection of wasted children by their mothers should be considered, immunomodulation according to nutritional status could explain the lower risk of malaria attack among wasted children...
  8. pmc Looking for Tropheryma whipplei source and reservoir in rural Senegal
    Alpha Kabinet Keita
    Aix Marseille Universite, Unite des Rickettsies, Unité de Recherche sur les Maladies Infectieuses et Tropicales Emergentes URMITE, UM63, CNRS 7278, IRD 198, INSERM 1095, 13005 Marseille, France
    Am J Trop Med Hyg 88:339-43. 2013
    ..Humans are currently the predominant identified reservoir and source of T. whipplei in these populations. Limited access to toilets and exposure to human feces facilitate the fecal-oral transmission of T. whipplei...
  9. pmc Resistance to DDT and pyrethroids and increased kdr mutation frequency in An. gambiae after the implementation of permethrin-treated nets in Senegal
    Mamadou O Ndiath
    Institut de Recherche pour le Developpement, Unité de Recherche sur les Maladies Infectieuses et Tropicales Emergentes UMR 198, Campus commun UCAD IRD de Hann, BP 1386, CP 18524 Dakar, Senegal
    PLoS ONE 7:e31943. 2012
    ..gambiae mosquitoes sampled in Dielmo (Senegal), in 2010, 2 years after the implementation of Long Lasting Insecticide-treated Nets (LLINs) and to report the evolution of kdr mutation frequency from 2006 to 2010...
  10. doi request reprint Malaria morbidity and pyrethroid resistance after the introduction of insecticide-treated bednets and artemisinin-based combination therapies: a longitudinal study
    Jean Francois Trape
    Research Unit on Emerging Infectious and Tropical Diseases, Institut de Recherche pour le Developpement, Dakar, Senegal
    Lancet Infect Dis 11:925-32. 2011
    ..Our aim was to assess the effect of these policies on malaria morbidity, mosquito populations, and asymptomatic infections in a west African rural population...
  11. pmc A trial of the efficacy, safety and impact on drug resistance of four drug regimens for seasonal intermittent preventive treatment for malaria in Senegalese children
    Cheikh Sokhna
    Institut de Recherche pour le Developpement, Dakar, Senegal
    PLoS ONE 3:e1471. 2008
    ..We compared this regimen with three alternatives...
  12. pmc Impact of child malnutrition on the specific anti-Plasmodium falciparum antibody response
    Florie Fillol
    Institut de Recherche pour le Developpement, Unité Mixte de Recherche 145, Montpellier, France
    Malar J 8:116. 2009
    ..In the present study, the anti-Plasmodium falciparum IgG antibody (Ab) response was evaluated in children according to the type of malnutrition...
  13. pmc Changing malaria epidemiology and diagnostic criteria for Plasmodium falciparum clinical malaria
    Clémentine Roucher
    Institut de Recherche pour le Developpement, Laboratoire de Paludologie, UMR 198, BP 1386, Dakar, Senegal
    PLoS ONE 7:e46188. 2012
    ..Here we investigate how changes in malaria control and endemicity modify diagnostic criteria of Plasmodium falciparum attacks...
  14. pmc Risk mapping of Anopheles gambiae s.l. densities using remotely-sensed environmental and meteorological data in an urban area: Dakar, Senegal
    Vanessa Machault
    Département d Infectiologie de Terrain Equipe 7 Maladies Emergentes et Moustiques Unité de Recherche sur les Maladies Infectieuses et Tropicales Emergentes URMITE UMR6236, Institut de recherche biomédicale des armées IRBA, Marseille, France
    PLoS ONE 7:e50674. 2012
    ..In this study a robust operational methodology for entomological malaria predictive risk maps in urban settings is developed...
  15. pmc Tropheryma whipplei: a common bacterium in rural Senegal
    Alpha Kabinet Keita
    Unite de Recherche sur les Maladies Infectieuses et Tropicales Emergentes, URMITE CNRS IRD 198 UMR 6236, Faculte de Medecine, Universite de la Mediterranee, Marseille, France
    PLoS Negl Trop Dis 5:e1403. 2011
    ....
  16. doi request reprint Active malaria morbidity management has limited impact on height status of preschool Senegalese children
    Florie Fillol
    Institut de Recherche pour le Developpement, Montpellier 34394, France
    J Nutr 140:625-9. 2010
    ..These findings suggest that improved health services provided by the trial may also have benefited children not included living in study villages...
  17. pmc Dynamics of transmission of Plasmodium falciparum by Anopheles arabiensis and the molecular forms M and S of Anopheles gambiae in Dielmo, Senegal
    Mamadou Ousmane Ndiath
    Institut de Recherche pour le Developpement, Laboratoire de Paludologie et de Zoologie médicale, IRD Hann, BP 1386, Dakar, Senegal
    Malar J 7:136. 2008
    ....
  18. pmc A multiplex assay for the simultaneous detection of antibodies against 15 Plasmodium falciparum and Anopheles gambiae saliva antigens
    Elena Ambrosino
    IRBA and UMR6236, Marseille, France
    Malar J 9:317. 2010
    ..Thus, the aim of this study was to develop a sensitive tool to assess the exposure to malaria or to bites from the vector Anopheles gambiae, despite anti-malarial prophylactic treatment...
  19. pmc Multiplex real-time PCR diagnostic of relapsing fevers in Africa
    Haitham Elbir
    Aix Marseille Universite, URMITE, UMR63, CNRS 7278, IRD 198, INSERM 1095, Marseille, France
    PLoS Negl Trop Dis 7:e2042. 2013
    ..It would be hugely beneficial to have simultaneous detection and identification of Borrelia to species level directly from clinical samples...
  20. pmc Coxiella burnetii in humans and ticks in rural Senegal
    Oleg Mediannikov
    URMITE, UMR IRD 198 CNRS 6236, Mediterranean University, Medical Faculty, Marseille, France
    PLoS Negl Trop Dis 4:e654. 2010
    ..Q fever is a worldwide zoonotic disease caused by Coxiella burnetii. Epidemiologically, animals are considered reservoirs and humans incidental hosts...
  21. pmc Impact of intermittent preventive anti-malarial treatment on the growth and nutritional status of preschool children in rural Senegal (west Africa)
    Balthazar Ntab
    Epidemiology and Prevention Research Unit, Institut de Recherche pour le Developpement, Montpellier, France and Dakar, Senegal
    Am J Trop Med Hyg 77:411-7. 2007
    ..6% before versus 9.5% after, P < 0.0001), but remained constant in intervention children: 5.6% versus 7.0% (P = 0.62). The prevention of malaria would improve child nutritional status in areas with seasonal transmission...
  22. pmc Conditions of malaria transmission in Dakar from 2007 to 2010
    Libasse Gadiaga
    Institut de Recherche pour le Developpement, UMR 198, Unite Mixte de Recherche 6236, Route des Pères Maristes, BP 1386 Dakar, Senegal
    Malar J 10:312. 2011
    ..In order to improve the knowledge of the determinants of malaria transmission in this city, the present study reports the results of an extensive entomological survey that was conducted in 45 areas in Dakar from 2007 to 2010...
  23. pmc Tropheryma whipplei in fecal samples from children, Senegal
    Florence Fenollar
    Universite de la Mediterranee, Marseille, France
    Emerg Infect Dis 15:922-4. 2009
    ..Unique genotypes were associated with this bacterium. Our findings suggest that T. whipplei is emerging as a highly prevalent pathogen in sub-Saharan Africa...
  24. pmc Low and seasonal malaria transmission in the middle Senegal River basin: identification and characteristics of Anopheles vectors
    Mamadou O Ndiath
    Institut de Recherche pour le Developpement, UMR 198 URMITE Campus international de Hann, IRD BP 1386 CP 18524 Dakar, Senegal
    Parasit Vectors 5:21. 2012
    ..These intensified the practice of agriculture along the river valley basin. We conducted a study to assess malaria vector diversity, dynamics and malaria transmission in the area...
  25. ncbi request reprint Immunoglobulin G antibody profiles against Anopheles salivary proteins in domestic animals in Senegal
    Denis Boulanger
    Institut de Recherche pour le Developpement, UMR 145, 911 Avenue Agropolis, BP64501, 34394 Montpellier, France
    J Med Entomol 48:691-3. 2011
    ..These data suggest that horses strongly react to Anopheles bites, and further experiments on horses are warranted to investigate the impact of this domestic animal species on the transmission of human malaria...
  26. pmc Comparative susceptibility to Plasmodium falciparum of the molecular forms M and S of Anopheles gambiae and Anopheles arabiensis
    Mamadou O Ndiath
    Unité de Recherche sur les Maladies Infectieuses et Tropicales Emergentes URMITE, IRD, BP 1386 Dakar, Senegal
    Malar J 10:269. 2011
    ..The aim of this study was to compare the susceptibility of M and S molecular forms of Anopheles gambiae and Anopheles arabiensis to infection by Plasmodium falciparum...
  27. pmc Novel peptide marker corresponding to salivary protein gSG6 potentially identifies exposure to Anopheles bites
    Anne Poinsignon
    UR024 Epidémiologie et Prévention, Institut de Recherche pour le Developpement, Dakar, Senegal
    PLoS ONE 3:e2472. 2008
    ....
  28. pmc Multispacer sequence typing relapsing fever Borreliae in Africa
    Haitham Elbir
    Unité de Recherche sur les Maladies Infectieuses et Tropicales Emergentes URMITE, UMR CNRS 6236 IRD 198, Faculte de Medecine, Méditerranée Infection, Aix Marseille Universite, Marseille, France
    PLoS Negl Trop Dis 6:e1652. 2012
    ..They cause mild to deadly undifferentiated fever particularly severe in pregnant women. Lack of a tool to genotype these Borrelia organisms limits knowledge regarding their reservoirs and their epidemiology...
  29. pmc New malaria-control policies and child mortality in senegal: reaching millennium development goal 4
    Jean Francois Trape
    Institut de Recherche pour le Developpement, UMR 198 URMITE, UK
    J Infect Dis 205:672-9. 2012
    ..Here, we analyze trends in overall child mortality, malaria, and other causes of death in Niakhar from the beginning of data collection to 2010...
  30. doi request reprint Description of "yaaf", the vesicular fever caused by acute Rickettsia felis infection in Senegal
    Oleg Mediannikov
    URMITE UMR 7278, Aix Marseille Universite, Faculte de Medecine, 27 Bd Jean Moulin, 13005 Marseille, France
    J Infect 66:536-40. 2013
    ..The patient did not produce antibodies against Rickettsia. We suggest that this disease may be a primary infection caused by R. felis...
  31. doi request reprint The Correlation of Q fever and Coxiella burnetii DNA in household environments in rural Senegal
    Pavel Ratmanov
    Unite de Recherche sur les Maladies Infectieuses et Tropicales Emergentes, Faculte de Medecine, Marseille, France
    Vector Borne Zoonotic Dis 13:70-2. 2013
    ..Our findings show an association of environmental C. burnetii with human Q fever cases in a recently identified endemic area in rural Senegal...
  32. pmc Multinormal in vitro distribution model suitable for the distribution of Plasmodium falciparum chemosusceptibility to doxycycline
    Sebastien Briolant
    Unité de Recherche en Biologie et Epidémiologie Parasitaires, Institut de Medecine Tropicale du Service de Sante des Armees, Le Pharo, Marseille, France
    Antimicrob Agents Chemother 53:688-95. 2009
    ..In Senegal, 55% of the P. falciparum isolates were predicted to be classified as component C. The cutoff of reduced susceptibility to doxycycline in vitro was estimated to be 35 microM...
  33. ncbi request reprint Antischistosomal efficacy of artesunate combination therapies administered as curative treatments for malaria attacks
    Denis Boulanger
    Institut de Recherche pour le Developpement, UR024, Dakar, Senegal and Montpellier, France
    Trans R Soc Trop Med Hyg 101:113-6. 2007
    ..6% and 94.5%, respectively. Our findings indicate that artesunate, in addition to being a very effective treatment for uncomplicated malaria, can also sharply reduce the S. haematobium loads harboured by pre-school African children...
  34. ncbi request reprint Incidence of tick-borne relapsing fever in west Africa: longitudinal study
    Laurence Vial
    Institut de Recherche pour le Developpement, BP 1386, CP 18524, Dakar, Senegal
    Lancet 368:37-43. 2006
    ..Our aim was to ascertain the incidence of TBRF in west Africa...
  35. doi request reprint A 20-Year Longitudinal Study of Plasmodium ovale and Plasmodium malariae Prevalence and Morbidity in a West African Population
    Clémentine Roucher
    Laboratoire de paludologie et zoologie médicale, Institut de Recherche pour le Developpement, Dakar, Senegal
    PLoS ONE 9:e87169. 2014
    ..However, little is known about the burden caused by these two malaria species...
  36. pmc Profile: the Niakhar Health and Demographic Surveillance System
    Valérie Delaunay
    LPED, UMR151, Institut de Recherche pour le Développement IRD Aix Marseille Université AMU, Joint campus UCAD IRD of Hann, BP 1386, CP 18524, Dakar, Senegal, URMITE, UMR CNRS 6236 IRD 198 Aix Marseille Université, 13005 Marseille, Joint campus UCAD IRD of Hann, BP 1386 CP 18524 Dakar, Senegal, Laboratoire de Paludologie, Joint campus UCAD IRD of Hann, BP 1386 CP 18524 Dakar, Sénégal and INED, Institut National d Etude Démographique, 133 Boulevard Davout, 75020 Paris, France
    Int J Epidemiol 42:1002-11. 2013
    ..The data collected in the HDSS are not open to access, but can be fairly shared under conditions of collaboration and endowment. ..
  37. pmc Throat swab samples for diagnosis of Q fever
    Emmanouil Angelakis
    Faculte de Medecine, Aix Marseille Universite, Marseille 13385, France URMITE, UMR, IRD 198, Dakar, Senegal
    Am J Trop Med Hyg 90:147-8. 2014
    ..One positive result (0.08%) occurred for only one patient with acute Q fever. Throat swabs cannot replace blood serum samples as diagnostic tools for Q fever...
  38. pmc Malaria transmission in Dakar: a two-year survey
    Frederic Pages
    Unité d entomologie médicale, Institut de Medecine Tropicale du Service de Sante des Armees, Marseille, France
    Malar J 7:178. 2008
    ..However; there was some evidence of local transmission based on reports of malaria among permanent residents. An entomological evaluation of malaria transmission was conducted from May 2005 to October 2006 in two areas of Dakar...
  39. ncbi request reprint Diagnostic criteria and risk factors for Plasmodium ovale malaria
    Farba B K Faye
    Unité de Recherche Paludologie Afrotropicale, Institut de Recherche pour le Developpement, Dakar, Senegal
    J Infect Dis 186:690-5. 2002
    ..7%) were attributable to P. ovale. Although most clinical episodes occurred during early childhood, a low incidence of the disease persisted among adults. Sickle cell trait carriers had increased susceptibility to the disease...
  40. pmc Increase of malaria attacks among children presenting concomitant infection by Schistosoma mansoni in Senegal
    Cheikh Sokhna
    UR Paludisme afro tropical, IRD, Dakar, Senegal
    Malar J 3:43. 2004
    ..mansoni infections. Thus, infection by S. mansoni affects susceptibility to malaria, but this can vary according to the intensity of parasite load. The immunological mechanisms underlying this dual effect need to be further explored...
  41. ncbi request reprint Evaluation of the antibody response to Anopheles salivary antigens as a potential marker of risk of malaria
    Franck Remoue
    Institut de recherche pour le developpement IRD, UR24 Epidémiologie et Prévention Unit, Centre IRD de Hann, BP 1386, Dakar, Senegal
    Trans R Soc Trop Med Hyg 100:363-70. 2006
    ..These results suggest that evaluation of antisalivary Ab responses could be a useful approach for identifying a marker for the risk of malaria transmission...
  42. pmc Molecular detection of eukaryotes in a single human stool sample from Senegal
    Ibrahim Hamad
    URMITE UMR IRD 198, IHU Méditerranée Infection, Aix Marseille Universite, Marseille, France
    PLoS ONE 7:e40888. 2012
    ..The diversity of eukaryotes inhabiting humans remains relatively unexplored because of either the low abundance of these organisms in human gut or because they have received limited attention from a whole-community perspective...