Onchocerca volvulus transmission in the Mbam valley of Cameroon following 16 years of annual community-directed treatment with ivermectin, and the description of a new cytotype of Simulium squamosum.
Adam HendyMeryam KritKenneth PfarrChristine LaemmerJacobus De WittePhilippe NwaneJoseph KamgnoHugues C Nana-DjeungaMichel BoussinesqJean-Claude DujardinRory PostRobert ColebundersSarah O'NeillPeter EnyongAlfred Kongnyu NjamnshiPublished in: Parasites & vectors (2021)
Relatively low O. volvulus infection rates appear to be offset by extremely high densities of biting black flies which are sustaining transmission along the banks of the lower Mbam river.