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Cardiac aid to the injured but not the elderly?

A genetic lineage-tracing study provides evidence that adult progenitor cells repopulate the cardiomyocyte pool in diseased hearts, but not during normal aging (pages 970–974). These stem cells could become the basis for innovative ways to treat or prevent heart failure.

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Figure 1: Genetic lineage–tracing system to detect cardiomyocyte repopulation from progenitors.

Katie Ris-Vicari

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The author has a research agreement with Geron Corp.

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Murry, C. Cardiac aid to the injured but not the elderly?. Nat Med 13, 901–902 (2007). https://doi.org/10.1038/nm0807-901

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