Do Cells Go Through a Mid-Life Crisis?

Researchers at the Institute for Research in Biomedicine (IRB Barcelona) and the Centro Nacional de AnĂ¡lisis GenĂ³mico of the Center for Genomic Regulation (CNAG-CRG) may have the answers as to why the skin changes as we get older: an identity crisis.

To be more specific, the Spanish researchers found that fibroblasts, cells that make and maintain the body's connective tissues, lose their identity as they get older. They also discovered that not only do these cells forget how to function, but they also adopt the characteristics of other cells.

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