The objective of this study is to evaluate the therapeutic efficacy of allogenic bone marrow stem cells (BMSCs) transplantation in patients with liver cirrhosis. The evaluation of the efficacy includes the level of serum alanine aminotransferase (ALT), aspartate aminotransferase(AST), total bilirubin (TB),prothrombin time (PT), albumin (ALB), prealbumin(PA), precollagenⅢ(PCⅢ), collagenⅣ(Ⅳ-C), laminin(LN), hyaluronidase(HN), liver histological improvement before and 1 week to 1 year after transplantation. Child-Pugh scores and clinical symptoms were also observed simultaneously.

Inclusion Criteria:

• Aged 16~65 years.
• Serum HBsAg positive for over six months.
• Ultrasonographic evidences of cirrhosis

Exclusion Criteria:

• History of moderate to severe hepatic encephalopathy or variceal bleeding during the last two months before enrolment.
• Prothrombin time is over 30s.
• Cirrhosis caused by other reasons except HBV infection.
• Severe problems in other vital organs(e.g.the heart,renal or lungs).
• Liver tumor on ultrasonography, CT or MRI examination.
• Pregnant or lactating women.
• Imaging evidences of vascular thromboses.