But after sometimes 20 years, chronic hepatitis C can cause jaundice, nausea and abdominal pain.

FORBES: Magazine Article

Cirrhosis caused by chronic hepatitis C or long-term alcohol abuse are the most common reasons for needing a liver transplant.

FORBES: New Device Keeps Liver Alive Outside Body

Chronic infection with hepatitis C virus (HCV) is estimated to affect 170 million people worldwide, and more than five million in Europe.

BBC: Better treatment for Hepatitis C

Gemayel says that aside from the giveaway, Roche has a clear marketing message for the new treatment, which combats hepatitis C virus and the chronic liver disease it causes.

FORBES: Magazine Article

Though all types of viral hepatitis are associated with serious health issues, hepatitis B and C can become chronic infections that often lead to liver cirrhosis or liver cancer.

WHITEHOUSE: Presidential Proclamation -- World Hepatitis Day, 2012

Dr Gerlach said patients with chronic liver failure, caused by conditions such as hepatitis C, could also be helped by the bioreactor.

BBC: Tissue 'dialysis' for liver patients