The disease is caused by a pathogenic protist that has somehow travelled thousands of miles to infect its hosts. The parasite in question is called Maullinia, and only a handful of studies have ...

scientists reveals that symbiotic bacteria often accompany single-celled protists in the ocean's upper layer. Some of these symbionts, they discovered, are close relatives of bacteria pathogenic ...

Protists are found in most environments ... that some of these symbionts discovered are close relatives of bacteria pathogenic to animals, including humans. Of concern to people, one of these ...

Some of these symbionts, they discovered, are close relatives of bacteria pathogenic to animals ... and most common predatory protists in the ocean have symbionts living with them,” says ...