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.
56 citations
,
February 2012 in “Developmental biology” Sostdc1 controls the size and number of hair and mammary gland structures.
2 citations
,
February 2019 in “Anais brasileiros de dermatologia/Anais Brasileiros de Dermatologia” Tufted folliculitis is common in patients with folliculitis decalvans.
3 citations
,
April 2016 in “International Journal of Dermatology” A young man was diagnosed with trichoepitheliomas, causing thick skin and hair loss.
A runner developed tangled armpit hairs from shirt friction, preventable by shaving or wearing smooth shirts.
2 citations
,
August 2021 in “Dermatologic Surgery” The research found specific facial points that help create natural-looking beard lines for better beard restoration.
January 2003 in “Linchuang pifuke zazhi” A benign skin tumor was removed from a man's leg, and it didn't come back after 9 months.
March 1997 in “The Lancet” Hirsutism is abnormal male-pattern hair growth in females due to excess androgens.
1 citations
,
August 2019 A 25% ethanol extract hair tonic from Nothopanax scutellarium leaves significantly boosts hair growth in male rabbits.
7 citations
,
December 2010 in “대한의생명과학회지” Hair growth after depilation increases skin thickness, mast cell counts, and cell activity.
December 2016 in “The journal of investigative dermatology/Journal of investigative dermatology” Hedgehog signaling controls hair follicle development and can affect skin cancer growth.
2 citations
,
July 2019 in “Indian dermatology online journal” A 17-year-old girl and her brothers have a rare hair condition with long eyelashes, thick eyebrows, and easily pluckable hair.
51 citations
,
November 1998 in “The journal of investigative dermatology/Journal of investigative dermatology” Beard cells, unlike scalp cells, produce growth factors in response to testosterone, which may explain differences in hair growth.
10 citations
,
January 1925 in “Archives of Dermatology” Trichostasis spinulosa is a rare skin condition with hair-filled plugs in hair follicles.
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.
April 2018 in “Journal of Investigative Dermatology” STIM1 is essential for sweat secretion.
8 citations
,
March 2009 in “Differentiation” Adult vibrissa follicle stem cells can regenerate hair follicles, glands, and skin.
3 citations
,
April 2020 in “Facial Plastic Surgery Clinics of North America” Beard hair transplantation is generally satisfying, requires 250-800 grafts, uses FUE to avoid scars, needs careful planning, has some risks, and hair regrowth starts after 4-6 months.
67 citations
,
January 1997 in “Lancet” Hirsutism is when women have too much hair growth, often due to a bit more androgen hormones and sensitive skin.
1 citations
,
January 2019 The 1:5 ratio of fragrant pandan to celery extract best promotes hair growth.
October 2024 in “Российский физиологический журнал им И М Сеченова” Understanding barbering in lab rodents is important for animal welfare and research accuracy.
November 2022 in “Journal of Investigative Dermatology” Activating a bitter taste receptor in hair follicles can stop hair growth by increasing a specific growth factor.
January 2020 in “Nasza Dermatologia Online” A mixture of Dijon mustard, turmeric powder, and linseed oil can effectively treat alopecia barbae.
2 citations
,
July 2021 in “JAAD Case Reports” Trichoscopy of the beard is useful for diagnosing frontal fibrosing alopecia in men.
7 citations
,
June 1967 in “Journal of Investigative Dermatology” Plucking hairs in a certain way can result in intact hair roots, not related to baldness.
3 citations
,
January 2015 in “Indian journal of burns” The document discusses how to restore hair in areas like eyebrows, eyelashes, moustache, beard and scalp after burns.
28 citations
,
May 1998 in “Journal of the American Academy of Dermatology” Scalp inflammation can cause multiple hairs to grow from one follicle.
41 citations
,
June 2006 in “Journal of Investigative Dermatology” Beard and scalp hair cells have different gene expressions, which may affect beard growth characteristics.