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Encapsulating hair follicle cells in a special gel boosts their activity.
June 2013 in “Faculty Opinions – Post-Publication Peer Review of the Biomedical Literature” A substance called FGF9 from certain immune cells can trigger new hair growth during wound healing in mice, but humans may not have the same response due to fewer of these cells.
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A skin model using hair and skin cells can mimic human skin for research.
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