43 citations
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May 1999 in “Journal of Biological Chemistry” Agouti protein affects melanocortin receptors through competitive antagonism and receptor down-regulation.
83 citations
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October 2016 in “Stem Cells and Development” Epidermal growth factor helps hair stem cells grow by activating specific cell pathways.
Red light exposure slows aging in mice by improving fat metabolism.
April 2026 in “Inflammation and Regeneration” AKR1C enzymes in scalp glands decrease with age, possibly affecting hair loss.
Age-related changes in scalp glands may affect hair health, but sulforaphane might help.