How the body regulates scar tissue growth after heart attacks

A single protein may determine how much scarring occurs
Heart attack and scar tissue
Electron microscopy images show (left) a healthy scar containing collagen type 5, with scar fibers smoothly arranged in parallel, and (right) an unhealthy scar containing no collagen type 5, with a disorganized architecture and disarray of scar fibers.

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Tiare Dunlap
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tdunlap@mednet.ucla.edu
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