Journal
EUROPEAN JOURNAL OF GASTROENTEROLOGY & HEPATOLOGY
Volume 22, Issue 1, Pages 33-42Publisher
LIPPINCOTT WILLIAMS & WILKINS
DOI: 10.1097/MEG.0b013e32832eb69a
Keywords
bone marrow stem cell transplantation; CD34(+); cell therapy; chronic liver disease; cirrhosis
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Aim This randomized controlled study evaluated the effect of autologous infusion of bone marrow cells (BMC) in patients with hepatic cirrhosis. Methods Thirty patients on the liver transplant waiting list were randomly assigned to receive BMC therapy or no treatment. They were followed up for 1 year. The study was nonblinded. Autologous mononuclear-enriched BMC were infused into the hepatic artery; liver function scores/tests were chosen as endpoints to assess efficacy. Statistical analysis calculated mean relative changes (RC) from baseline and fitted a random-effects model. Results Mean age, baseline model for end-stage liver disease, and Child-Pugh score were similar in both groups. Child-Pugh score improved in the first 90 days in the cell therapy group compared with controls (P=0.017, BMC group RC = -8%, controls RC=+5%). The model for end-stage liver disease score remained stable in the treated patients (RC -2 to +6%), whereas it increased during follow-up in the control group (RC +6 to +18%). Albumin levels improved in the treatment arm, whereas they remained stable among controls in the first 90 days (P=0.034; BMC group RC=+16%, control group RC=+2%). Bilirubin levels increased among controls, whereas they decreased in the therapy arm during the first 60 days; INR RC differences between groups reached up to 10%. The changes observed did not persist beyond 90 days. Conclusion Transplantation of autologous BMC into the hepatic artery improved liver function in patients with advanced cirrhosis in the first 90 days. However, larger studies are necessary to define the role of BMC therapy in cirrhotic patients. Repeated autologous BMC infusions or combination therapy with granulocyte-colony-stimulating factor might improve or sustain the treatment response. Eur J Gastroenterol Hepatol 22:33-42 (C) 2010 Wolters Kluwer Health | Lippincott Williams & Wilkins.
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