Publications per year
2023
Circulation of Lassa virus across the endemic Edo-Ondo axis, Nigeria, with cross-species transmission between multimammate mice
- Adesina AS, Oyeyiola A, Obadare A, Igbokwe J, Abejegah C, Akhilomen P, Bangura U, Asogun D, Tobin E, Ayodeji O, Osoniyi O, Davis C, Thomson EC, Pahlmann M, Günther S, Fichet-Calvet E, Olayemi A
- Emerg Microbes Infect. 2023 Dec;12(1):2219350. doi: 10.1080/22221751.2023.2219350
2022
Luna Virus and Helminths in Wild Mastomys natalensis in Two Contrasting Habitats in Zambia: Risk Factors and Evidence of Virus Dissemination in Semen
- Munjita SM, Moonga G, Mukubesa AN, Ndebe J, Mubemba B, Vanaerschot M, Tato C, Tembo J, Kapata N, Chitanga S, Changula K, Kajihara M, Muleya W, Takada A, Fichet-Calvet E, Zumla A, Sawa H, Bates M, Munsaka S, Simulundu E
- Pathogens. 2022 Nov 14;11(11):1345. doi: 10.3390/pathogens11111345
Association of hepatitis C virus genotype 2 spread with historic slave trade and commerce routes in Western Africa
- Postigo-Hidalgo I, Magassouba N, Soropogui B, Fichet-Calvet E, Drexler JF
- Virus Evol. 2022 Jul 21;8(2):veac066. doi: 10.1093/ve/veac066
Detection of Lassa Virus-Reactive IgG Antibodies in Wild Rodents: Validation of a Capture Enzyme-Linked Immunological Assay
- Soubrier H, Bangura U, Hoffmann C, Olayemi A, Adesina AS, Günther S, Oestereich L, Fichet-Calvet E
- Viruses. 2022 May 7;14(5):993. doi: 10.3390/v14050993
2021
Domestic risk factors for increased rodent abundance in a Lassa fever endemic region of rural Upper Guinea
- Clark J, Yakob L, Douno M, Lamine J, Magassouba N', Fichet-Calvet E, Mari-Saez A
- Sci Rep. 2021 Oct 19;11(1):20698. doi: 10.1038/s41598-021-00113-z
Detection of Lassa virus in wild rodent feces: Implications for Lassa fever burden within households in the endemic region of Faranah, Guinea
- Wood R, Bangura U, Mariën J, Douno M, Fichet-Calvet E
- One Health. 2021 Aug 27;13:100317. doi: 10.1016/j.onehlt.2021.100317
The niche of One Health approaches in Lassa fever surveillance and control
- Arruda LB, Haider N, Olayemi A, Simons D, Ehichioya D, Yinka-Ogunleye A, Ansumana R, Thomason MJ, Asogun D, Ihekweazu C, Fichet-Calvet E, Kock RA
- Ann Clin Microbiol Antimicrob. 2021 Apr 24;20(1):29. doi: 10.1186/s12941-021-00431-0
Hunting and consumption of rodents by children in the Lassa fever endemic area of Faranah, Guinea
- Douno M, Asampong E, Magassouba N, Fichet-Calvet E, Almudena MS
- PLoS Negl Trop Dis. 2021 Mar 17;15(3):e0009212. doi: 10.1371/journal.pntd.0009212
Bridging the gap: Using reservoir ecology and human serosurveys to estimate Lassa virus spillover in West Africa
- Basinski AJ, Fichet-Calvet E, Sjodin AR, Varrelman TJ, Remien CH, Layman NC, Bird BH, Wolking DJ, Monagin C, Ghersi BM, Barry PA, Jarvis MA, Gessler PE, Nuismer SL
- PLoS Comput Biol. 2021 Mar 3;17(3):e1008811. doi: 10.1371/journal.pcbi.1008811
Lassa Virus Circulation in Small Mammal Populations in Bo District, Sierra Leone
- Bangura U, Buanie J, Lamin J, Davis C, Bongo GN, Dawson M, Ansumana R, Sondufu D, Thomson EC, Sahr F, Fichet-Calvet E
- Biology (Basel). 2021 Jan 5;10(1):28. doi: 10.3390/biology10010028
2020
A Sporadic and Lethal Lassa Fever Case in Forest Guinea, 2019
- Magassouba N, Koivogui E, Conde S, Kone M, Koropogui M, Soropogui B, Kekoura I, Hinzmann J, Günther S, Keita S, Duraffour S, Fichet-Calvet E
- Viruses. 2020 Sep 23;12(10):1062. doi: 10.3390/v12101062
Bayesian estimation of Lassa virus epidemiological parameters: Implications for spillover prevention using wildlife vaccination
- Nuismer SL, Remien CH, Basinski AJ, Varrelman T, Layman N, Rosenke K, Bird B, Jarvis M, Barry P, Hanley PW, Fichet-Calvet E
- PLoS Negl Trop Dis. 2020 Sep 21;14(9):e0007920. doi: 10.1371/journal.pntd.0007920
Adjuvant formulated virus-like particles expressing native-like forms of the Lassa virus envelope surface glycoprotein are immunogenic and induce antibodies with broadly neutralizing activity
- Müller H, Fehling SK, Dorna J, Urbanowicz RA, Oestereich L, Krebs Y, Kolesnikova L, Schauflinger M, Krähling V, Magassouba N, Fichet-Calvet E, Ball JK, Kaufmann A, Bauer S, Becker S, von Messling V, Strecker T
- NPJ Vaccines. 2020 Aug 4;5(1):71. doi: 10.1038/s41541-020-00219-x
Lassa fever in Benin: description of the 2014 and 2016 epidemics and genetic characterization of a new Lassa virus
- Yadouleton A, Picard C, Rieger T, Loko F, Cadar D, Kouthon EC, Job EO, Bankole H, Oestereich L, Gbaguidi F, Pahlman M, Becker-Ziaja B, Journeaux A, Pannetier D, Mely S, Mundweiler S, Thomas D, Kohossi L, Saizonou R, Kakai CG, Da Silva M, Kossoubedie S, Kakonku AL, M'Pele P, Gunther S, Baize S, Fichet-Calvet E
- Emerg Microbes Infect. 2020 Dec;9(1):1761-1770. doi: 10.1080/22221751.2020.1796528
Households as hotspots of Lassa fever? Assessing the spatial distribution of Lassa virus-infected rodents in rural villages of Guinea
- Mariën J, Lo Iacono G, Rieger T, Magassouba N, Günther S, Fichet-Calvet E.
- Emerg Microbes Infect. 2020 Dec;9(1):1055-1064. doi: 10.1080/22221751.2020.1766381.
Systematics, Ecology, and Host Switching: Attributes Affecting Emergence of the Lassa Virus in Rodents across Western Africa
- Olayemi A, Fichet-Calvet E
- Viruses. 2020 Mar 14;12(3):312. doi: 10.3390/v12030312
Determining Ancestry between Rodent- and Human-Derived Virus Sequences in Endemic Foci: Towards a More Integral Molecular Epidemiology of Lassa Fever within West Africa
- Olayemi A, Adesina AS, Strecker T, Magassouba N, Fichet-Calvet E
- Biology (Basel). 2020 Feb 7;9(2):26. doi: 10.3390/biology9020026.
Commensalism outweighs phylogeographic structure in its effect on phenotype of a Sudanian savanna rodent
- Mikula O, Nicolas V, Zbyszek Boratyński Z, Denys C, Dobigny G, Fichet-Calvet E, Gagaré S, Hutterer R, Nimo-Paintsil S, Olayemi A, Bryja J
- Biological Journal of the Linnean Society, Volume 129, Issue 4, April 2020, Pages 931–949. doi:10.1093/biolinnean/blz184
2019
Lassa Virus in Pygmy Mice, Benin, 2016-2017
- Yadouleton A, Agolinou A, Kourouma F, Saizonou R, Pahlmann M, Bedié SK, Bankolé H, Becker-Ziaja B, Gbaguidi F, Thielebein A, Magassouba N, Duraffour S, Baptiste JP, Günther S, Fichet-Calvet E
- Emerg Infect Dis. 2019 Oct;25(10):1977-1979. doi: 10.3201/eid2510.180523
Highly diversified shrew hepatitis B viruses corroborate ancient origins and divergent infection patterns of mammalian hepadnaviruses
- Rasche A, Lehmann F, Konig A, Goldmann N, Corman VM, Moreira-Soto A, Geipel A, van Riel D, Vakulenko YA, Sander AL, Niekamp H, Kepper R, Schlegel M, Akoua-Koffi C, Souza B, Sahr F, Olayemi A, Schulze V, Petraityte-Burneikiene R, Kazaks A, Lowjaga K, Geyer J, Kuiken T, Drosten C, Lukashev AN, Fichet-Calvet E, Ulrich RG, Glebe D, Drexler JF
- Proc Natl Acad Sci U S A 116, 17007-17012. doi:10.1073/pnas.1908072116
Molecular taxonomy of Crocidura species (Eulipotyphla: Soricidae) in a key biogeographical region for African shrews, Nigeria
- Igbokwe J, Nicolas V, Oyeyiola A, Obadare A, Adesina AS, Awodiran MO, Van Houtte N, Fichet-Calvet E, Verheyen E, Olayemi A
- C R Biol. 2019 Mar-May;342(3-4):108-117. doi: 10.1016/j.crvi.2019.03.004
Rodent-borne infections in rural Ghanaian farming communities
- Nimo-Paintsil SC, Fichet-Calvet E, Borremans B, Letizia AG, Mohareb E, Bonney JHK, Obiri-Danso K, Ampofo WK, Schoepp RJ, Kronmann KC
- PLoS One. 2019 Apr 24;14(4):e0215224. doi: 10.1371/journal.pone.0215224
Evaluation of rodent control to fight Lassa fever based on field data and mathematical modelling
- Mariën J, Borremans B, Kourouma F, Baforday J, Rieger T, Günther S, Magassouba N, Leirs H, Fichet-Calvet E
- Emerg Microbes Infect. 2019;8(1):640-649. doi: 10.1080/22221751.2019.1605846
2018
Rodent control to fight Lassa fever: evaluation and lessons learned from a 4-year study in Upper Guinea
- Mari Saez A, Cherif Haidara M, Camara A, Kourouma F, Sage M, Magassouba N, Fichet-Calvet E
- PLoS Negl Trop Dis. 2018 Nov 6;12(11):e0006829. doi: 10.1371/journal.pntd.0006829
Widespread arenavirus occurrence and seroprevalence in small mammals, Nigeria
- Olayemi A, Oyeyiola A, Obadare A, Igbokwe J, Adesina AS, Onwe F, Ukwaja KN, Ajayi NA, Rieger T, Günther S, Fichet-Calvet E
- Parasit Vectors. 2018 Jul 13;11(1):416. doi: 10.1186/s13071-018-2991-5
Movement Patterns of Small Rodents in Lassa Fever-Endemic Villages in Guinea
- Mariën J, Kourouma F, Magassouba N, Leirs H, Fichet-Calvet E.
- Ecohealth. 2018 Jun;15(2):348-359. doi: 10.1007/s10393-018-1331-8
New Lineage of Lassa Virus, Togo, 2016
- Whitmer SLM, Strecker T, Cadar D, Dienes HP, Faber K, Patel K, Brown SM, Davis WG, Klena JD, Rollin PE, Schmidt-Chanasit J, Fichet-Calvet E, Noack B, Emmerich P, Rieger T, Wolff S, Fehling SK, Eickmann M, Mengel JP, Schultze T, Hain T, Ampofo W, Bonney K, Aryeequaye JND, Ribner B, Varkey JB, Mehta AK, Lyon GM 3rd, Kann G, De Leuw P, Schuettfort G, Stephan C, Wieland U, Fries JWU, Kochanek M, Kraft CS, Wolf T, Nichol ST, Becker S, Ströher U, Günther S
- Emerg Infect Dis. 2018 Mar;24(3):599-602. doi: 10.3201/eid2403.171905
2017
Small mammal diversity and dynamics within Nigeria, with emphasis on reservoirs of the Lassa virus
- Olayemi A, Obadare A, Oyeyiola A, Fasogbon A, Igbokwe J, Igbahenah F, Orstega D, Günther S, Verheyen E, Fichet-Calvet E
- Systematics and Biodiversity 15, 1-10. doi:10.1080/14772000.2017.1358220
Small mammal diversity and dynamics within Nigeria, with emphasis on reservoirs of the Lassa virus
- Olayemi A, Obadare A, Oyeyiola A, Fasogbon A, Igbokwe J, Igbahenah F, Orstega D, Günther S, Verheyen E, Fichet-Calvet E
- Systematics and Biodiversity 15, 1-10. doi:10.1080/14772000.2017.1358220
No measurable adverse effects of Lassa, Morogoro and Gairo arenaviruses on their rodent reservoir host in natural conditions
- Mariën J, Borremans B, Gryseels S, Soropogui B, De Bruyn L, Bongo GN, Becker-Ziaja B, de Bellocq JG, Günther S, Magassouba N, Leirs H, Fichet-Calvet E
- Parasit Vectors. 2017 Apr 27;10(1):210. doi: 10.1186/s13071-017-2146-0
At Home with Mastomys and Rattus: Human-Rodent Interactions and Potential for Primary Transmission of Lassa Virus in Domestic Spaces
- Bonwitt J, Sáez AM, Lamin J, Ansumana R, Dawson M, Buanie J, Lamin J, Sondufu D, Borchert M, Sahr F, Fichet-Calvet E, Brown H
- Am J Trop Med Hyg. 2017 Apr;96(4):935-943. doi: 10.4269/ajtmh.16-0675
2016
A Unified Framework for the Infection Dynamics of Zoonotic Spillover and Spread
- Lo Iacono G, Cunningham AA, Fichet-Calvet E, Garry RF, Grant DS, Leach M, Moses LM, Nichols G, Schieffelin JS, Shaffer JG, Webb CT, Wood JL
- PLoS Negl Trop Dis. 2016 Sep 2;10(9):e0004957. doi: 10.1371/journal.pntd.0004957
New Hosts of The Lassa Virus
- Olayemi A, Cadar D, Magassouba N, Obadare A, Kourouma F, Oyeyiola A, Fasogbon S, Igbokwe J, Rieger T, Bockholt S, Jérôme H, Schmidt-Chanasit J, Garigliany M, Lorenzen S, Igbahenah F, Fichet JN, Ortsega D, Omilabu S, Günther S, Fichet-Calvet E
- Sci Rep. 2016 May 3;6:25280. doi: 10.1038/srep25280
Arenavirus Diversity and Phylogeography of Mastomys natalensis Rodents, Nigeria
- Olayemi A, Obadare A, Oyeyiola A, Igbokwe J, Fasogbon A, Igbahenah F, Ortsega D, Asogun D, Umeh P, Vakkai I, Abejegah C, Pahlman M, Becker-Ziaja B, Günther S, Fichet-Calvet E
- Emerg Infect Dis. 2016 Apr;22(4):694-7. doi: 10.3201/eid2204.150155.
Spatial and temporal evolution of Lassa virus in the natural host population in Upper Guinea
- Fichet-Calvet E, Ölschläger S, Strecker T, Koivogui L, Becker-Ziaja B, Camara AB, Soropogui B, Magassouba N, Günther S
- Sci Rep. 2016 Feb 25;6:21977. doi:10.1038/srep21977
Rat-atouille: A Mixed Method Study to Characterize Rodent Hunting and Consumption in the Context of Lassa Fever
- Bonwitt J, Kelly AH, Ansumana R, Agbla S, Sahr F, Saez AM, Borchert M, Kock R, Fichet-Calvet E
- Ecohealth. 2016 Jun;13(2):234-47. doi: 10.1007/s10393-016-1098-8
2015
Extending the "social": anthropological contributions to the study of viral haemorrhagic fevers
- Brown H, Kelly AH, Marí Sáez A, Fichet-Calvet E, Ansumana R, Bonwitt J, Magassouba N, Sahr F, Borchert M
- PLoS Negl Trop Dis. 2015 Apr 16;9(4):e0003651. doi: 10.1371/journal.pntd.0003651
Using modelling to disentangle the relative contributions of zoonotic and anthroponotic transmission: the case of lassa fever
- Lo Iacono G, Cunningham AA, Fichet-Calvet E, Garry RF, Grant DS, Khan SH, Leach M, Moses LM, Schieffelin JS, Shaffer JG, Webb CT, Wood JL
- PLoS Negl Trop Dis. 2015 Jan 8;9(1):e3398. doi: 10.1371/journal.pntd.0003398
2014
Lassa Virus Seroprevalence in Natural Populations of rodents and Horizontal Transmission
- Fichet-Calvet E, Becker-Ziaja B, Koivogui L, Günther S
- Vector Borne Zoonotic Dis. 2014 Sep;14(9):665-74. doi: 10.1089/vbz.2013.1484
2013
Two novel arenaviruses detected in pygmy mice, Ghana
- Kronmann KC, Nimo-Paintsil S, Guirguis F, Kronmann LC, Bonney K, Obiri-Danso K, Ampofo W, Fichet-Calvet E
- Emerg Infect Dis. 2013 Nov;19(11):1832-5. doi: 10.3201/eid1911.121491
Insights into the evolutionary history of the X-linked sex reversal mutation in mus minutoides: clues from sequence analyses of the Y-linked Sry gene
- Veyrunes F, Perez J, Paintsil SN, Fichet-Calvet E, Britton-Davidian J
- Sex Dev. 2013;7(5):244-52. doi: 10.1159/000351223
2012
Seroepidemiological study reveals regional co-occurrence of Lassa- and Hantavirus antibodies in Upper Guinea, West Africa
- Klempa B, Koulemou K, Auste B, Emmerich P, Thomé-Bolduan C, Günther S, Koivogui L, Krüger DH, Fichet-Calvet E
- Trop Med Int Health. 2013 Mar;18(3):366-71. doi: 10.1111/tmi.12045
Taxonomy of the African giant pouched rats (Nesomyidae: Cricetomys): molecular and craniometric evidence support an unexpected high species diversity
- Olayemi A, Nicolas V, Hulselmans J, Missoup AD, Fichet-Calvet E, Amundala D, Dudu A, Dierckx T, Wendelen W, Leirs H and others
- Zoological Journal of the Linnean Society 2012;165:700-719. doi:10.1111/j.1096-3642.2012.00823.x
Sangassou virus, the first hantavirus isolate from Africa, displays genetic and functional properties distinct from those of other murinae-associated hantaviruses
- Klempa B, Witkowski PT, Popugaeva E, Auste B, Koivogui L, Fichet-Calvet E, Strecker T, Ter Meulen J, Krüger DH
- J Virol. 2012 Apr;86(7):3819-27. doi: 10.1128/JVI.05879-11
Epizootic emergence of Usutu virus in wild and captive birds in Germany
- Becker N, Jöst H, Ziegler U, Eiden M, Höper D, Emmerich P, Fichet-Calvet E, Ehichioya DU, Czajka C, Gabriel M, Hoffmann B, Beer M, Tenner-Racz K, Racz P, Günther S, Wink M, Bosch S, Konrad A, Pfeffer M, Groschup MH, Schmidt-Chanasit J
- PLoS One. 2012;7(2):e32604. doi: 10.1371/journal.pone.0032604
2011
Novel arenavirus sequences in Hylomyscus sp. and Mus (Nannomys) setulosus from Côte d'Ivoire: implications for evolution of arenaviruses in Africa
- Coulibaly-N'Golo D, Allali B, Kouassi SK, Fichet-Calvet E, Becker-Ziaja B, Rieger T, Olschläger S, Dosso H, Denys C, Ter Meulen J, Akoua-Koffi C, Günther S
- PLoS One. 2011;6(6):e20893. doi: 10.1371/journal.pone.0020893
Current molecular epidemiology of Lassa virus in Nigeria
- Ehichioya DU, Hass M, Becker-Ziaja B, Ehimuan J, Asogun DA, Fichet-Calvet E, Kleinsteuber K, Lelke M, ter Meulen J, Akpede GO, Omilabu SA, Günther S, Olschläger S
- J Clin Microbiol. 2011 Mar;49(3):1157-61. doi: 10.1128/JCM.01891-10
2009
Prevalence and risk factors of Lassa seropositivity in inhabitants of the forest region of Guinea: a cross-sectional study
- Kernéis S, Koivogui L, Magassouba N, Koulemou K, Lewis R, Aplogan A, Grais RF, Guerin PJ, Fichet-Calvet E
- PLoS Negl Trop Dis. 2009 Nov 17;3(11):e548. doi: 10.1371/journal.pntd.0000548
Phylogeography of the Guinea multimammate mouse (Mastomys erythroleucus): a case study for sahelian species in West Africa
- Brouat C, Tatard C. Bâ K, Cosson JF, Dobigny G, Fichet-Calvet E, Granjon L, Lecompte E, Loiseau A, Mouline K and Duplantier JM
- Journal of Biogeography, 36: 2237-2250. doi:10.1111/j.1365-2699.2009.02184.x
Diversity, dynamics and reproduction in a community of small mammals in Upper Guinea, with emphasis on pygmy mice ecology
- Fichet-Calvet E, Audenaert L, Barriere P & Verheyen E
- African Journal of Ecology, 48: 600-614. Doi:10.1111/j.1365-2028.2009.01144.x
Diversity and dynamics in a community of small mammals in coastal Guinea, West Africa
- Fichet-Calvet E, Lecompte E, Veyrunes F, Barriere P, Nicolas V, Koulemou K
- Belgian Journal of Zoology, 139: 93-102
Risk maps of Lassa fever in West Africa
- Fichet-Calvet E, Rogers DJ
- PLoS Negl Trop Dis. 2009;3(3):e388. doi: 10.1371/journal.pntd.0000388
2008
Reproductive characteristics of Mastomys natalensis and Lassa virus prevalence in Guinea, West Africa
- Fichet-Calvet E, Lecompte E, Koivogui L, Daffis S, ter Meulen J
- Vector Borne Zoonotic Dis. 2008 Spring;8(1):41-8. doi: 10.1089/vbz.2007.0118
2007
Fluctuation of abundance and Lassa virus prevalence in Mastomys natalensis in Guinea, West Africa
- Fichet-Calvet E, Lecompte E, Koivogui L, Soropogui B, Doré A, Kourouma F, Sylla O, Daffis S, Koulémou K, Ter Meulen J.
- Vector Borne Zoonotic Dis. 2007 Summer;7(2):119-28. doi: 10.1089/vbz.2006.0520
Novel hantavirus sequences in Shrew, Guinea
- Klempa B, Fichet-Calvet E, Lecompte E, Auste B, Aniskin V, Meisel H, Barrière P, Koivogui L, ter Meulen J, Krüger DH
- Emerg Infect Dis. 2007 Mar;13(3):520-2. doi: 10.3201/eid1303.061198
Diversité cryptique et importance de la systématique pour les implications en agriculture et santé
- Denys C., Lecompte E., Lalis A., Aniskin V., Fichet-Calvet E., Missoup A.D., Kourouma F., Kouassi Kan S., Soropogui B., Koulemou K., Doré A., Sylla O., Balla Z., Sylla M., Volobouev V., Camara A., Camara C., Allali K.B., Nicolas V., Akoua-Koffi C., ter Meulen J. & L. Koivogui
- Cameroon Journal of Biological and Biochemical Sciences, 15: 14-26
2006
Mastomys natalensis and Lassa fever, West Africa
- Lecompte E, Fichet-Calvet E, Daffis S, Koulémou K, Sylla O, Kourouma F, Doré A, Soropogui B, Aniskin V, Allali B, Kouassi Kan S, Lalis A, Koivogui L, Günther S, Denys C, ter Meulen J
- Emerg Infect Dis. 2006 Dec;12(12):1971-4. doi: 10.3201/eid1212.060812
Hantavirus in African wood mouse, Guinea
- Klempa B, Fichet-Calvet E, Lecompte E, Auste B, Aniskin V, Meisel H, Denys C, Koivogui L, ter Meulen J, Krüger DH
- Emerg Infect Dis. 2006 May;12(5):838-40. doi: 10.3201/eid1205.051487
Fluctuating rodent populations and risk to humans from rodent-borne zoonoses
- Davis S, Calvet E, Leirs H
- Vector Borne Zoonotic Dis. 2005 Winter;5(4):305-14. doi: 10.1089/vbz.2005.5.305
2005
Spatial distribution of commensal rodents in regions with high and low Lassa fever prevalence in Guinea
- Fichet-Calvet E, Koulémou K, Koivogui L, Soropogui B, Sylla O, Lecompte E, Daffis S, Allali B, Kouassi S, Akoua-Koffi C, Denys C and ter Meulen J
- Belgian Journal of Zoology, 135 63-67. doi:
