8 citations
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March 2015 in “Molecular Medicine Reports” Hair dye ingredient PPD causes cell death and aging in human hair cells by altering microRNA levels.
April 2018 in “Journal of Investigative Dermatology” The document concludes that ERBB2 mutations are common in extramammary Paget disease and may respond to systemic treatments like cancer immunotherapy.
April 2026 in “The FASEB Journal” Exosomal miR-199a-3p from dermal papilla cells helps control hair color by affecting melanocytes.
77 citations
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April 2005 in “Journal of Investigative Dermatology” Repetin is a protein involved in skin and hair development, binding calcium and compensating for other proteins when needed.
12 citations
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September 2018 in “International Journal of Cosmetic Science” Palmitoyl tetrapeptide-20 may help reduce hair greying and increase melanin production.
35 citations
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January 2006 in “Cancer Research” Mice with extra PKCδ resist chemical-induced skin cancer but not UV-induced.
87 citations
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March 2007 in “Biological Chemistry” Deleting the scd1 gene in mice prevents obesity by disrupting skin lipids and improving heat regulation.
5 citations
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May 2023 in “Microbial Cell Factories” A stable, active version of a growth factor was made in bacteria, showing promise for medical use.
December 2023 in “Journal of ethnopharmacology” Tribuloside can increase skin pigmentation by enhancing melanin production and distribution.
80 citations
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June 2002 in “Molecular Biology of the Cell” Type II keratins are uniquely phosphorylated during stress and mitosis, affecting their structure and function.
12 citations
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August 2022 in “Stem cell reviews and reports” Increasing PBX1 reduces aging and cell death in hair follicle stem cells by boosting SIRT1 and lowering PARP1 activity.
November 2024 in “Journal of Investigative Dermatology” 9 citations
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June 2016 in “Stem cells” Overexpression of sPLA2-IIA in mouse skin reduces hair stem cells and increases cell differentiation through JNK/c-Jun pathway activation.
27 citations
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November 2007 in “Genomics” Mutations in specific keratin genes cause improper hair structure in mice due to faulty keratin protein assembly.
1 citations
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April 2025 in “BMC Veterinary Research” PSAT1 is key for hair growth and stem cell function in cashmere goats.
September 2025 in “Science Advances” PADI4 enzyme slows down cell growth in developing hair follicles.
2 citations
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July 2024 in “International Journal of Molecular Sciences” Csdc2 helps hair growth in cashmere goats by regulating specific genes.
Glypican-1 is important for hair follicle blood vessel growth and could be a target for treating hair loss.
27 citations
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May 2011 in “Journal of Investigative Dermatology” TCHHL1 is a protein important for hair growth, found in hair follicles.
November 2022 in “Journal of Investigative Dermatology” Aging skin cells change their lipid profiles due to stress, affecting skin health.
Lhx2 is essential for effective Sonic Hedgehog signaling in early retinal development.
December 2016 in “The journal of investigative dermatology/Journal of investigative dermatology” Hedgehog signaling controls hair follicle development and can affect skin cancer growth.
87 citations
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November 2002 in “Journal of Investigative Dermatology”
April 2018 in “Journal of Investigative Dermatology” 19 citations
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December 1990 in “Journal of Histochemistry & Cytochemistry” Foreskin keratinocytes and SVK14 cells express certain cytochrome P450 enzymes, unlike hair follicle keratinocytes.
February 2026 in “Biomedicine & Pharmacotherapy” MLPH helps hair grow by activating IGF-1 signaling in hair cells.
32 citations
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July 2003 in “Histochemistry and Cell Biology”
6 citations
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July 2023 in “Nature cell biology” SOX9 helps determine stem cell roles by interacting with DNA and proteins that control gene activity.
July 2025 in “Journal of Investigative Dermatology” The new anti-aging ingredient improves skin hydration, elasticity, and reduces wrinkles.
December 2024 in “Journal of Cosmetic Dermatology” ME1 and PPAR signaling may influence hair loss in androgenetic alopecia.