Trichuris incognita is a newfound intestinal roundworm closely related ... more resistant to treatment. Scientists have discovered a new species of human parasite that appears to be resistant ...

A protein derived from the Heligmosomoides polygyrus, a species of intestinal parasitic roundworm ... the usual side effects of scarring. The human skin is quite skilled at healing minor cuts ...

Areas with poor sanitation standards are primarily at risk of human roundworm infestation ... and respiratory tract ...