February 2026 in “Cosmetics” Perifollicular elastolysis is poorly understood, with limited treatment options and inconsistent results.
338 citations
,
April 2001 in “Current Biology” c-Myc activation in mouse skin increases sebaceous gland growth and affects hair follicle development.
32 citations
,
January 2010 in “Journal of Dermatological Science” Reduced EGFR signaling delays hair cycle and reduces fat growth, but hair development remains normal.
October 2025 in “EMJ Dermatology” Histopathology is crucial for accurately diagnosing eruptive vellus hair cysts.
76 citations
,
June 2008 in “Journal of the American Academy of Dermatology” The conclusion is that certain scalp tissue changes are characteristic of lichen planopilaris, with mucinous perifollicular fibroplasia being a new feature for diagnosis.
12 citations
,
February 1997 in “British Journal of Dermatology” The enzyme type 1 5α-reductase is more active in the hair follicle's lower part than in the skin's outer layer.
January 2011 in “The Chinese Journal of Dermatovenereology” The woman's skin condition improved with specific oral and topical treatments.
20 citations
,
August 2003 in “Clinical and Experimental Dermatology” A new genetic mutation in the hairless gene causes a rare hair loss disorder.
5 citations
,
October 2015 in “The American journal of pathology” Mice with a mutated Dsg3 gene showed severe symptoms but not the typical blistering of pemphigus vulgaris.
25 citations
,
March 2007 in “The journal of investigative dermatology/Journal of investigative dermatology” A specific gene mutation causes varying hair loss severity in a Pakistani family.
April 2012 in “Journal of evolution of medical and dental sciences” No effective treatment exists to stimulate hair growth in atrichia with papular lesions.
July 2023 in “Clinical Cosmetic and Investigational Dermatology” Accurate diagnosis of granular parakeratosis is crucial for effective treatment and improvement.
August 2021 in “Clinical and Experimental Dermatology” Children under 10 can experience hair thinning without hormone issues, and it may improve with treatment.
19 citations
,
August 1996 in “British Journal of Dermatology” Alopecia areata affects hair follicle structure, even in non-balding areas.
November 2024 in “Journal of Investigative Dermatology” Scalp hair follicle cells help protect and heal skin in certain skin conditions.
13 citations
,
August 2012 in “Journal of the American Academy of Dermatology” A rare scalp condition causing hair loss and cysts in young men can be treated effectively with a specific steroid injection.
February 2024 in “Australasian journal of dermatology” Inflammatory acne damages skin stem cells and reduces their growth, leading to atrophic acne scars.
36 citations
,
July 1988 in “Archives of Dermatological Research” Pili annulati is caused by a protein metabolism disorder affecting hair structure.
September 2024 in “The Journal of Dermatology” Nevus comedonicus can sometimes grow terminal hair, challenging previous beliefs.
September 2016 in “Journal of Dermatological Science” The protein aPKCλ is crucial for keeping hair follicle stem cells inactive and for hair growth and regeneration.
5 citations
,
March 2009 in “Pediatric Dermatology” The study found that pili bifurcati causes hair to intermittently split into two branches, each with its own outer layer.
23 citations
,
January 1964 in “Archives of Dermatology” Treatment with vitamin A did not improve the child's skin condition.
2 citations
,
April 2012 in “American Journal of Dermatopathology” Accurate diagnosis of NLS with dilated hair follicles is crucial to distinguish it from other conditions.
3 citations
,
May 2013 in “Pediatric Dermatology” A newborn girl had a rare case of salivary gland tissue on her chest, which was safely removed.
39 citations
,
December 2012 in “The American Journal of Human Genetics” Mutations in the SNRPE gene cause hereditary hair loss.
277 citations
,
October 1982 in “The Journal of Cell Biology” Basal-cell epitheliomas and the pilosebaceous tract share a unique keratin, distinguishing them from other skin areas.
82 citations
,
January 1994 in “Skin Pharmacology and Physiology” Hair follicles and glands significantly increase steroid absorption in skin.
September 2019 in “The journal of investigative dermatology/Journal of investigative dermatology” Certain proteins are significantly increased in the skin of people with hidradenitis suppurativa.
8 citations
,
September 1987 in “Acta Dermato Venereologica” Recessive X-linked ichthyosis involves a less efficient enzyme in hair follicles, suggesting two distinct enzymes.
September 2022 in “IP Indian journal of clinical and experimental dermatology” An 8-year-old girl has a rare genetic disorder causing complete, irreversible hair loss and skin bumps.