Stem-cell sentry sounds the alarm to maintain balance between cancer and aging

(PhysOrg.com) -- Like a sentry guarding the castle walls, a molecular messenger inside adult stem cells sounds the alarm when it senses hazards that could allow the invasion of an insidious enemy: Cancer. The alarm bell halts the process of cell division in its tracks, preventing an error that could lead to runaway cell division and eventually, tumor formation.

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<p><a href="http://www.physorg.com/news143295152.html">Stem-cell sentry sounds the alarm to maintain balance between cancer and aging</a></p> <p>(PhysOrg.com) -- Like a sentry guarding the castle walls, a molecular messenger inside adult stem cells sounds the alarm when it senses hazards that could allow the invasion of an insidious enemy: Cancer. The alarm bell halts the process of cell division in its tracks, preventing an error that could lead to runaway cell division and eventually, tumor formation.</p>