Figure 2.

Summary of the clinical trials using MSCs, HLCs or LPCs for therapy of liver diseases. (A). The graph depicts the number of stem-cell-based studies that have been conducted over the years. (B). Pie chart that represents the current status of clinical studies for liver diseases based on stem cell therapy. (C). Pie chart that depicts the percentages of the different stem cell sources that have been used in clinical liver therapy. (D). Pie chart that represents the percentages of clinical studies for liver diseases based on stem cell therapies. BM-MSCs: Bone Marrow MSCs; UC-MSCs: Umbilical cord MSCs; AD-MSCs: Adipose Tissue MSCs; HLCs: Hepatocyte-Like Cells; HPCs: Hematopoietic Progenitor Cells; LPCs: human Liver Progenitor Cells; WD: Wilson’s Disease; LC: Liver Cirrhosis; LF: Liver Failure; PBC: Primary Biliary Cirrhosis; ACLF: Acute-on-Chronic Liver Failure.