8 citations,
January 2017 in “Stem Cells International” A protein called sFRP4 from skin cells stops the development of pigment-producing cells in hair.
7 citations,
December 2002 in “PubMed” The scalp has a natural speckled pattern of increased pigment around hair follicles, possibly linked to local hormone production.
2 citations,
March 2020 in “Developmental cell” Stress can cause hair to turn gray by depleting pigment-producing cells through the release of a stress hormone.
1 citations,
January 2021 in “Processes” Researchers successfully grew horse skin cells that produce pigment from hair follicle samples.
January 2018 in “Jaypee Brothers Medical Publishers (P) Ltd. eBooks” Scalp micropigmentation is a process where tiny dots of pigment are tattooed onto the scalp to create the appearance of a shaved head or fuller hair.
January 2006 in “Yearbook of Dermatology and Dermatologic Surgery” Hair graying is caused by the loss of pigment cells due to poor maintenance of stem cells in the hair follicle.
May 2004 in “International Journal of Cosmetic Science” Melanogenesis inhibitors like kojic acid and niacinamide can reduce inflammation and pigment production in skin cells.
51 citations,
May 2004 in “American journal of ophthalmology” Using topical prostaglandin F2α for glaucoma may cause loss of eyelash or eyebrow pigment.
51 citations,
February 2006 in “Clinics in Dermatology” Pregnant women often experience skin and hair changes, with over half getting stretch marks and pigment changes, and should be cautious with cosmetic procedures due to potential risks.
28 citations,
December 2019 in “Skin appendage disorders” Some medications might reverse gray hair, especially those that reduce inflammation or stimulate pigment production, and vitamin B might help.
10 citations,
February 2006 in “Archives of dermatology” A man's chest hair turned white after a shingles infection, possibly due to virus-damaged pigment cells.
January 2022 in “bioRxiv (Cold Spring Harbor Laboratory)” Skin lesions in Carney complex are likely caused by a specific group of skin cells that promote pigment production due to a genetic mutation.
January 2022 in “SSRN Electronic Journal” Mouse hair follicles age, causing more white hairs due to fewer pigment stem cells.
48 citations,
April 2010 in “Journal of the European Academy of Dermatology and Venereology” Men are more likely to get infectious skin diseases, while women are more prone to autoimmune and pigment-related skin conditions, influenced by biological and environmental factors.
1 citations,
January 2021 in “Brazilian Journal of Medical and Biological Research” Constant light exposure during pregnancy changes newborn rabbits' skin, affecting hair follicles, skin thickness, and pigment cells.
1 citations,
April 2004 in “Cancer” Imatinib mesylate can cause skin lightening, especially in Chinese patients, due to its effect on pigment production.
November 2022 in “The journal of investigative dermatology/Journal of investigative dermatology” The study suggests a link between varicella-zoster virus and segmental vitiligo, with evidence of the virus disrupting skin pigment cells.
November 2022 in “Journal of Investigative Dermatology” Butyrate helps hair grow longer, improves hair cell health, increases pigment production, and boosts hair's natural defenses.
April 2005 in “Dermatologic Clinics” The document summarizes recent dermatological treatments and advances in areas like pediatric care, wound healing, skin closure, light-based therapies, pigment disorders, hair loss, immunotherapy, infection management, melanoma, drug reactions, and facial rejuvenation.
759 citations,
February 2009 in “Current Biology” Hair follicles are complex, dynamic mini-organs that help us understand cell growth, death, migration, and differentiation, as well as tissue regeneration and tumor biology.
146 citations,
May 2002 in “The American journal of pathology” Cathepsin L is essential for normal hair growth and development.
64 citations,
November 2008 in “Journal of The American Academy of Dermatology” A new type of rapid hair loss called ADTA usually gets better on its own within 6 months.
64 citations,
July 1997 in “Journal of The American Academy of Dermatology” Finding eosinophils near hair bulbs helps diagnose alopecia areata.
56 citations,
December 1978 in “The Journal of Dermatologic Surgery and Oncology” Transplanting small skin grafts can successfully repigment leukoderma.
53 citations,
September 2011 Other common signs, not just the well-known immune cells around hair bulbs, are important for diagnosing hair loss from alopecia areata.
32 citations,
December 1969 in “The Lancet” Children with marasmus have more resting hair follicles and thinner, less pigmented hair, showing long-term malnutrition.
31 citations,
March 2017 in “Journal of The American Academy of Dermatology” Some breast cancer patients developed permanent hair loss after chemotherapy and hormonal therapy, showing patterns similar to common baldness and alopecia areata.
30 citations,
June 2006 in “British journal of dermatology/British journal of dermatology, Supplement” Oral zinc sulphate reduces dark hair color in mice.
26 citations,
January 2018 in “Annals of dermatology/Annals of Dermatology” Hair graying may be caused by stem cell depletion from stress or melanocyte damage.
24 citations,
August 2013 in “Facial Plastic Surgery Clinics of North America” SMP is a medical tattoo for hair loss, improving appearance and camouflaging scars, but requires skill and has limitations.