Browsing by Author "Calvignac-Spencer, Sébastien"

Now showing items 41-47 of 47

2023-03-18Zeitschriftenartikel

Subregional origins of emerging SARS-CoV-2 variants during the second pandemic wave in Côte d’Ivoire

Anoh, Etilé A.; Wayoro, Oby; Monemo, Pacôme; Belarbi, Essia; Sachse, Andreas; Wilkinson, Eduan; San, James E.; Leendertz, Fabian H.; Diané, Bamourou; Calvignac-Spencer, Sébastien; Akoua-Koffi, Chantal; Schubert, Grit

Severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) variants with increased transmissibility, virulence and immune escape abilities have heavily altered the COVID-19 pandemic’s course. Deciphering local and global ...
2022-06-04Zeitschriftenartikel

The cost of living in larger primate groups includes higher fly densities

Gogarten, Jan F.; Jahan, Mueena; Calvignac-Spencer, Sébastien; Chapman, Colin A.; Goldberg, Tony L.; Leendertz, Fabian H.; Rothman, Jessica M.

Flies are implicated in carrying and mechanically transmitting many primate pathogens. We investigated how fly associations vary across six monkey species (Cercopithecus ascanius, Cercopithecus mitis, Colobus guereza, ...
2023-01-11Zeitschriftenartikel

The Movement of Pathogen Carrying Flies at the Human–Wildlife Interface

Jahan, Mueena; Calvignac-Spencer, Sébastien; Chapman, Colin A.; Kalbitzer, Urs; Leendertz, Fabian H.; Omeja, Patrick A.; Sakar, Dipto; Ulrich, Markus; Gogarten, Jan F.

Flies form high-density associations with human settlements and groups of nonhuman primates and are implicated in transmitting pathogens. We investigate the movement of nonhuman primate-associated flies across landscapes ...
2023-08-21Zeitschriftenartikel

Vertebrate environmental DNA from leaf swabs

Lynggaard, Christina; Calvignac-Spencer, Sébastien; Chapman, Colin A.; Kalbitzer, Urs; Leendertz, Fabian H.; Omeja, Patrick A.; Opito, Emmanuel A.; Sarkar, Dipto; Bohmann, Kristine; Gogarten, Jan F.

Terrestrial vertebrates are threatened by anthropogenic activities around the world. The rapid biodiversity loss that ensues is most intense in the tropics and affects ecosystem functions, such as seed dispersal, or may ...
2017-03-14Zeitschriftenartikel

Wild African great apes as natural hosts of malaria parasites: current knowledge and research perspectives

Nys, Hélène Marie De; Löhrich, Therese; Wu, Doris; Calvignac-Spencer, Sébastien; Leendertz, Fabian H.

Humans and African great apes (AGAs) are naturally infected with several species of closely related malaria parasites. The need to understand the origins of human malaria as well as the risk of zoonotic transmissions and ...
2020-05-06Zeitschriftenartikel

Yaws Disease Caused by Treponema pallidum subspecies pertenue in Wild Chimpanzee, Guinea, 2019

Mubemba, Benjamin; Chanove, Emeline; Mätz-Rensing, Kerstin; Gogarten, Jan F.; Düx, Ariane; Merkel, Kevin; Röthemeier, Caroline; Sachse, Andreas; Rase, Helene; Humle, Tatyana; Banville, Guillaume; Tchoubar, Marine; Calvignac-Spencer, Sébastien; Colin, Christelle; Leendertz, Fabian H.

Yaws-like lesions are widely reported in wild African great apes, yet the causative agent has not been confirmed in affected animals. We describe yaws-like lesions in a wild chimpanzee in Guinea for which we demonstrate ...
2022-04-06Zeitschriftenartikel

Zoonotic origin of the human malaria parasite Plasmodium malariae from African apes

Plenderleith, Lindsey J.; Liu, Weimin; Li, Yingying; Loy, Dorothy E.; Mollison, Ewan; Connell, Jesse; Ayouba, Ahidjo; Esteban, Amandine; Peeters, Martine; Sanz, Crickette M.; Morgan, David B.; Wolfe, Nathan D.; Ulrich, Markus; Sachse, Andreas; Calvignac-Spencer, Sébastien; Leendertz, Fabian H.; Shaw, George M.; Hahn, Beatrice H.; Sharp, Paul M.

The human parasite Plasmodium malariae has relatives infecting African apes (Plasmodium rodhaini) and New World monkeys (Plasmodium brasilianum), but its origins remain unknown. Using a novel approach to characterise P. ...