38 citations,
October 1988 in “Clinics in Dermatology” Hormones, nutrition, and seasonal changes regulate hair growth cycles, with androgens extending growth phases and factors like aging and malnutrition affecting hair loss and thinning.
36 citations,
August 2011 in “Journal of dermatological science” Human hair has a protective lipid layer that can be damaged by moisture and treatments, affecting hair growth and health.
35 citations,
December 2014 in “Lasers in surgery and medicine” Red light promotes hair growth by directly stimulating hair cells and improving cell communication.
35 citations,
March 2007 in “Skin Research and Technology” The conclusion is that exogen is a unique hair cycle phase and the new sampling method specifically targets this stage, which may help in future hair loss research.
33 citations,
April 2020 in “Journal of Clinical Investigation” Stress in hair follicle stem cells causes inflammation in a chronic skin condition through a specific immune response pathway.
33 citations,
August 2013 in “Journal of Investigative Dermatology” Human hair follicle stem cells show signs of low oxygen levels, which may be important for hair growth and preventing baldness.
33 citations,
January 1997 in “Endocrinology” Testosterone can slow down hair growth when combined with certain cells from bald scalps, and this effect can be blocked by an androgen receptor blocker.
32 citations,
February 2024 in “Growth Hormone & IGF Research” Dihydrotestosterone (DHT) stops hair growth in mice by lowering a growth factor important for hair.
31 citations,
April 2019 in “Journal of Cutaneous Pathology” Hair becomes gray and thin as we age, and while most hair loss in older people is due to genetics, there's a chance for gray hair to regain color under certain conditions.
30 citations,
October 2010 in “Biochemical and biophysical research communications” The Gsdma3 gene is essential for normal hair development in mice.
30 citations,
February 2010 in “The journal of investigative dermatology/Journal of investigative dermatology” Plet-1 protein helps hair follicle cells move and stick to tissues.
30 citations,
November 2005 in “The journal of investigative dermatology. Symposium proceedings/The Journal of investigative dermatology symposium proceedings” The lipid in human hair follicles acts as a barrier, similar to the skin's lipid layer.
29 citations,
September 2014 in “American Journal of Dermatopathology” Horizontal sections of scalp biopsies are good for diagnosing Central Centrifugal Cicatricial Alopecia and help customize treatment.
29 citations,
December 2005 in “BioEssays” Wnt/ß-catenin signaling is crucial for regulating skin stem cells and hair growth, with the right levels and timing needed for proper function.
29 citations,
July 2004 in “The journal of investigative dermatology/Journal of investigative dermatology” The enzymes Aldh1a2 and Aldh1a3 are involved in making retinoic acid in hair follicles and have different roles in hair growth.
29 citations,
July 1982 in “British Journal of Dermatology” Lithium treatment can cause increased hair shedding and hair loss in patients.
28 citations,
March 2019 in “Journal of Dermatological Science” The document concludes that while lab results for hair growth promotion are promising, human trials are needed and better testing methods should be developed.
27 citations,
January 2013 in “The journal of investigative dermatology/Journal of investigative dermatology” Somatostatin may help protect hair follicles from immune attacks.
27 citations,
January 2006 in “Colloids and Surfaces B: Biointerfaces” Researchers found that bulge cells from human hair can grow quickly in culture and have properties of hair follicle stem cells, which could be useful for skin treatments.
26 citations,
December 2022 in “Journal of the American Academy of Dermatology” Monkeypox skin lesions show full-thickness skin death and swollen skin cells, with the virus found in affected cells.
25 citations,
July 2008 in “British Journal of Dermatology” CD10 and CD34 levels change during hair development and different hair growth stages, which could be important for hair regeneration treatments.
25 citations,
July 1994 in “Journal of dermatological science” Testosterone affects hair follicles differently across body sites, with beard hair follicles showing more activity of a specific enzyme and presence of androgen receptors compared to scalp hair.
24 citations,
September 1997 in “PubMed” Loose anagen hair can appear at any age and may improve over time.
23 citations,
January 2018 in “BMC genomics” Vimentin is involved in regulating the hair growth cycle in Inner Mongolian Cashmere goats.
23 citations,
September 2017 in “The journal of investigative dermatology/Journal of investigative dermatology” NF-κB is crucial for different stages and types of hair growth in mice.
22 citations,
November 2013 in “Clinical and experimental dermatology (Print)” Ecklonia cava, a type of seaweed, may help hair grow.
22 citations,
January 2012 in “International Journal of Trichology” Miniaturized hairs stay connected to muscle in alopecia areata, allowing possible regrowth, but not in androgenetic alopecia.
21 citations,
February 2017 in “Dermatologic surgery” Different techniques for vitiligo treatment work similarly well, with some better for specific body areas.
21 citations,
December 2015 in “European journal of cell biology” Tight junctions create a barrier in pig hair follicles that controls what can enter the skin.
21 citations,
July 2006 in “Veterinary dermatology” CD34 marks potential stem cells in dog hair follicles.