April 2026 in “Frontiers in Cell and Developmental Biology” Exosomes from stem cells can rejuvenate the scalp and improve hair growth.
April 2023 in “The journal of investigative dermatology/Journal of investigative dermatology” DKK2 and SOSTDC1 together are necessary for the normal timing of the first regression phase in the hair growth cycle.
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September 2023 in “Genes” Dkk genes evolved faster in birds and reptiles, affecting hair development functions.
January 2026 in “Aging and Disease” DKK proteins could help diagnose and treat various non-cancerous diseases.
July 2025 in “Journal of Investigative Dermatology” Secreted inhibitors of Wnt and IGF signaling control hair and tooth development, creating species-specific patterns.