June 2025 in “British Journal of Dermatology” Consider amyloidosis in patients with specific nail changes and check for systemic issues.
3 citations
,
October 1996 in “International Journal of Dermatology” Melatonin can affect skin color, treat skin conditions, and may help with skin cancer.
January 2008 in “HAL (Le Centre pour la Communication Scientifique Directe)” The mutant HR bmh protein affects hair follicle formation by failing to repress vitamin D receptor activity.
2 citations
,
May 2018 in “Dermatologic Surgery”
November 2022 in “Journal of Investigative Dermatology” Dynlt3 is important for melanosome transport and skin coloration.
December 2025 in “Cureus” Localized dystrophic epidermolysis bullosa (DEB) can lead to scarring alopecia, highlighting the need to recognize and address this complication.
77 citations
,
April 1968 in “Development” Excess vitamin A can cause hair follicles to change into gland-like structures.
12 citations
,
June 2022 in “International Journal of Molecular Sciences” Copper boosts cell growth in rabbit hair follicles.
15 citations
,
December 2016 in “Obstetrics & Gynecology” Most skin changes during pregnancy are harmless and moles don't significantly change, but many women experience pigmentation changes due to hormones and sun exposure.
January 1981 in “Purdue e-Pubs (Purdue University)” Pig skin is similar to human skin, with no major changes as they age.
16 citations
,
November 2005 in “The journal of investigative dermatology. Symposium proceedings/The Journal of investigative dermatology symposium proceedings” Hair color is determined by different melanins and changes with age.
4 citations
,
October 2021 in “International Journal of Cosmetic Science” Cirsium japonicum flower extract increases melanin production and could help treat depigmentation conditions.
2 citations
,
January 2023 in “Frontiers in Genetics” Overexpressing ovine β-catenin in mice skin increases hair follicle density and growth.
35 citations
,
March 2010 in “British journal of dermatology/British journal of dermatology, Supplement” The study showed that mouse eyelashes can be used to study eyelash growth and that bimatoprost makes them longer and more numerous.
128 citations
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October 2011 in “Development” Activating a protein called β-catenin in adult skin can make it behave like young skin, potentially helping with skin aging and hair loss.
15 citations
,
November 2015 in “Trends in biotechnology” Gene regulation could revolutionize hair color by altering pigmentation from within.
10 citations
,
August 2015 in “Journal of Cosmetic Dermatology” Successful eyebrow restoration can be done using careful hair transplant techniques and choosing the right patients.
April 2017 in “Journal of Investigative Dermatology”
Hair coloring and bleaching can permanently break down hair protein and temporarily change its properties.
January 2009 in “Heilongjiang xumu shouyi” Stem cells are present in goat hair follicles but decrease over time.
October 2025 in “Research Square (Research Square)” Enhancing blood vessel interactions with hair cells may help treat hair loss and skin aging.
92 citations
,
September 2013 in “Journal of Investigative Dermatology” BMAL1 and Period1 genes can influence human hair growth.
2 citations
,
January 2017 in “Journal of the Korea Academia-Industrial cooperation Society” Saponin astragaloside from Astragalus membranaceus Bunge effectively enhances eyebrow growth.
Nipple area expansion in mice needs both pregnancy hormones and mechanical strain.
2 citations
,
January 2022 in “BioMed Research International” Baicalin may help treat hair loss by promoting hair follicle growth and activating specific cellular pathways.
29 citations
,
January 2013 in “The journal of investigative dermatology/Journal of investigative dermatology” P-cadherin is crucial for hair follicle pigmentation but not skin pigmentation.
34 citations
,
January 1943 in “Endocrinology” Adrenalectomy boosts hair growth and melanin in black rats, even with vitamin B¹ deficiency.
25 citations
,
May 1995 in “Journal of the American Academy of Dermatology” Erythromelanosis follicularis faciei can also affect women, though it's rare.
October 2021 in “Authorea (Authorea)” New hair perming method using tyrosine is gentler and can be done with a blow-dryer.
3 citations
,
November 2023 in “Frontiers in cell and developmental biology” Melanocytes are important for skin and hair color and protect the skin from UV damage.