They looked at two worm species: Brugia malayi, which causes swelling of the limbs, and Onchocerca volvulus, which causes skin diseases and blindness. In both worms, the researchers saw viruses ...

It is caused by the parasitic worm Onchocerca volvulus and spreads through blackfly ... Early signs include intense itching, changes in skin texture and color, and the presence of nodules under ...