August 2020 in “Research Square (Research Square)” Oxygen levels affect hair growth and color cells differently when they interact directly.
8 citations
,
March 2013 in “Cell Transplantation” Injecting young pig stem cells can make old pig skin look younger and more elastic.
Skin diseases look different on pigmented and nonpigmented skin.
Retinoids or their analogs could treat skin pigmentation disorders like melasma and vitiligo.
10 citations
,
November 2009 in “Pigment cell & melanoma research” The document concludes that MGRN1 affects mouse fur color by interfering with a receptor's signaling, but its full role in the body is still unknown.
April 2026 in “Biomolecules” Squid ink melanin nanoparticles create a safe, long-lasting black hair dye that protects hair and offers UV protection.
9 citations
,
June 2024 in “BMC Genomics” Wool color in Gangba sheep is influenced by multiple genes and genetic mechanisms.
13 citations
,
March 2020 in “Frontiers in cell and developmental biology” A substance called TCQA could potentially darken hair by activating certain genes and increasing melanin.
2 citations
,
December 2013 in “Xenobiotica” Finasteride metabolites found in pigs match human studies, making pigs a valid model for human drug research.
January 2006 in “Carl von Ossiezky University of Oldenburg” Unpigmented keratinocytes absorb substances faster, while melanocytes bind more strongly to melanin.
14 citations
,
September 2017 in “Hereditas” Genes influence horse coat color and may help understand human skin conditions.
16 citations
,
October 2015 in “Photochemistry and photobiology” Reducing copper (II) ion levels in hair can decrease hair damage.
1 citations
,
May 2017 in “Journal of Stem Cell Research & Therapeutics” Pluripotent stem cells show promise for treating skin color loss disorders like vitiligo.
24 citations
,
September 2008 in “Clinical and experimental dermatology” Repigmentation in vitiligo may come from melanocyte stem cells in the skin.
6 citations
,
January 2022 in “Database” The data set helps improve predictions of how substances are absorbed through pig skin.
6 citations
,
January 2018 in “Advances in experimental medicine and biology” Researchers created artificial human skin using special cells, which could help treat skin conditions like albinism and vitiligo.
March 2011 in “Pigment Cell & Melanoma Research” The Agouti gene influences pigmentation and may have a developmental role in deer mice.
A natural hair dye from cuttlefish ink and chitosan effectively colors hair black without harmful chemicals.
101 citations
,
April 2013 in “Science” Feather pigment patterns form through melanocyte arrangement and simple regulatory mechanisms.
November 2025 in “Journal of Investigative Dermatology” Dark skin has stronger barriers and structure due to specific gene activity.
July 2024 in “Journal of Investigative Dermatology” Topical sulforaphane reduces pigmentation and wrinkles from sun damage.
November 2016 in “University of the Arts London Research Online (University of the Arts London)” Shampoos with polymers and dyes help maintain and enhance hair color vibrancy.
13 citations
,
April 1982 in “The Journal of Dermatology” Poly(ADP-ribose) synthesis is linked to skin cell differentiation.
January 2026 in “Frontiers in Medicine” PP-PTKL may help treat hair greying, but more testing is needed.
October 2022 in “Hair Transplantation” Temporary scalp trichopigmentation creates a shaved hair look on the scalp using pigments that fade over time.
14 citations
,
January 2008 in “Dermatology” Vitamin D made by the skin plays a role in immune defense and skin health, and more research is needed to understand its full effects.
1 citations
,
August 2018 in “International Journal of Research -GRANTHAALAYAH” Hair follicles emit electromagnetic fields, useful for medical applications.
1 citations
,
December 2022 in “Middle East Journal of Science” Permanent hair dyes use chemicals that react with hydrogen peroxide to create color.
240 citations
,
April 2011 in “Pigment Cell & Melanoma Research” Melanocyte stem cells in hair follicles are key for hair color and could help treat greying and pigment disorders.
23 citations
,
August 2017 in “Scientific Reports” Darker hair may lead to higher cortisol readings, suggesting a need to adjust for hair color in studies.