Maëliss Champagne

ORCID: 0000-0002-4737-6166
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About
Contact & Profiles
Research Areas
  • Viral Infections and Outbreaks Research
  • Viral Infections and Vectors
  • COVID-19 epidemiological studies
  • Zoonotic diseases and public health
  • Viral gastroenteritis research and epidemiology

Université de Montpellier
2022-2023

Animal, Santé, Territoires, Risques et Ecosystèmes
2023

Inserm
2022-2023

Institut de Recherche pour le Développement
2022-2023

Institut National de Recherche pour l'Agriculture, l'Alimentation et l'Environnement
2023

Centre de Coopération Internationale en Recherche Agronomique pour le Développement
2023

The wildlife reservoir and spillover mechanisms of the Ebola virus remain elusive despite extensive research efforts in endemic areas. This study employed a One Health approach to examine circulation associated human exposure risks Tshuapa province Democratic Republic Congo. In 2021, we collected 1015 samples from 888 animals, predominantly small mammals, 380 inhabitants Inkanamongo village, site an disease outbreak 2014. These were screened for evidence current (RNA) or past (IgG...

10.1101/2024.09.17.613482 preprint EN cc-by-nc-nd bioRxiv (Cold Spring Harbor Laboratory) 2024-09-17

The seroprevalence to orthoebolaviruses was studied in 9594 bats (5972 frugivorous and 3622 insectivorous) from Cameroon, the Democratic Republic of Congo (DRC) Guinea, with a Luminex-based serological assay including recombinant antigens four orthoebolavirus species. Seroprevalence is expressed as range according different cut-off calculations. Between 6.1% 18.9% bat samples reacted at least one antigen; highest reactivity seen Glycoprotein (GP) antigens. varied per species higher than...

10.3390/v15091927 article EN cc-by Viruses 2023-09-15

Abstract We investigated factors which might influence the circulation of ebolaviruses in fruit bats Guinea order to better understand their role ecology and evaluate risks spill-over other animals or humans. performed serological tests on populations 4 bat species ( Eidolon helvum , Hypsignathus monstrosus Lissonycteris angolensis Rousettus aegyptiacus ) sampled longitudinally for 18 months (2018-2020). The analysis 1,427 samples antibodies directed against different ebolavirus allowed test...

10.1101/2023.08.23.554395 preprint EN cc-by bioRxiv (Cold Spring Harbor Laboratory) 2023-08-23
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