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A mere drop of blood makes skin cells line up: Researchers discover wound healing initiation without a wound
Remarkably, all the cells started to move and grow in the same direction as soon as the blood serum was added. In most cases, wounds are miraculously repaired, but in some cases the healing process is defective and leads to chronic wounds. They find that the blood serum induces spontaneous movement (migration) and growth (proliferation) of cells - two processes that are important in wound healing.
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