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Long-term improvement in ventricular function after multipotent progenitor cell (MPC) transplantation. A: MPC transplantation leads to an improvement in ejection fraction as early as 10 days after cell transplantation that persists up to 4 mo (P < 0.05). ▲, Control; ■, cell treated. B: tabulated form of the ejection fraction data from 10-day, and 1-, 2-, 3-, and 4-mo MRI. Values are means ± SD; n, no. of pigs. *P < 0.05 vs. control.
