River otters are a top predator in the area, so their poop is full of DNA from worms, fish, and other organisms, including ...

Most people don't get excited about intestinal parasite eggs preserved in 500-year-old human feces. But Marissa Ledger isn't like most people. "A lot of my research is focused on actually studying ...

A program for food handler certification, especially for stool screening tests for parasites and culture for bacteria, may be necessary in some countries. [4] We report here a high prevalence of ...