Man diagnosed with world's first human case of rat disease

A 56-year-old man from Hong Kong has developed the world's first human case of rat hepatitis E, Chinese scientists announced Friday.Researchers from the University of Hong Kong discovered the case after testing showed abnormal liver function following a liver transplant. Doctors later found that he had a strain of hepatitis that was "highly divergent" from other strains found in humans, the BBC reports.It's unclear how the man was infected with the virus, but contamination of food by infected ra