Officials have ruled out known hepatitis viruses as the cause of a rash of illnesses in Europe and the US.

Researchers found a previously undiscovered hepadnavirus in an immunocompromised cat.

Analyses of more than 300 ancient human genomes show that Hepatitis B virus has infected humans for at least 4,500 years and has much older origins than modern viral genomes would suggest.

Researchers accidentally discover the first liver-tropic virus that infects non-primates.

A constitutional court upholds the requirement that Croatian children be vaccinated for hepatitis, measles, pertussis (whooping cough), diphtheria, and more.

Ubiquitin-related research has made the transition from the basic to clinical arena in the past decade, and the field is now central to understanding diseases ranging from cancer to neurodegenerative disorders.