August 2006 in “Experimental dermatology” Human scalp hair follicles can produce and respond to several hormones, affecting hair growth and pigmentation.
11 citations,
January 2013 in “Veterinary dermatology” Keratinocytes from dog hair follicles can create a functional skin layer in a lab model, useful for dog skin therapy.
March 2024 in “International Journal of Cosmetic Science” Dandruff is linked to increased T cells and weakened immune protection in hair follicles.
Dutasteride and finasteride can change hair growth genes, helping treat hair loss.
4 citations,
January 2015 in “Hair therapy & transplantation” Hair follicle stem cells could be used to treat the skin condition vitiligo.
4 citations,
July 2006 in “British journal of dermatology/British journal of dermatology, Supplement” Testosterone increases hair follicle cell growth when beard or axillary skin cells are present together.
54 citations,
January 2009 in “British Journal of Dermatology” Scarring alopecia affects different hair follicle stem cells than nonscarring alopecia, and the infundibular region could be a new treatment target.
19 citations,
December 1990 in “Journal of Histochemistry & Cytochemistry” Foreskin keratinocytes and SVK14 cells express certain cytochrome P450 enzymes, unlike hair follicle keratinocytes.
2 citations,
July 1999 in “JEADV. Journal of the European Academy of Dermatology and Venereology/Journal of the European Academy of Dermatology and Venereology” Proteolytic enzymes damaged hair follicle stem cells in transgenic mice.
December 2018 in “European Journal of Pediatric Dermatology/PD. European journal of pediatric dermatology” Segmental vitiligo affects hair follicle melanocytes, causing small, uniform depigmented spots.
37 citations,
September 2008 in “The American journal of surgical pathology” Hair follicle hyperplasia is common in both benign and malignant skin lymphoproliferative disorders, with a proposed new term "pseudolymphomatous adnexitis."
23 citations,
May 2013 in “Virology” HPV16 oncogenes disrupt the normal activity of hair follicle stem cells.
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.
6 citations,
January 2019 in “The American Journal of Dermatopathology” The conclusion is that fat tissue in the skin is a new finding in Frontal fibrosing alopecia and may contribute to hair follicle and muscle degeneration.
1 citations,
January 2012 in “International journal of trichology” Sheep hair follicle cells can grow a lot but need the dermal papilla to do so.
June 2023 in “Dermatopathology” A woman had a unique skin growth with hair follicle, oil glands, fat cells, spindle cells, and nerve fibers.
1 citations,
January 2019 in “The International Journal of Lower Extremity Wounds” Artificial dermal template treatment can stimulate complete skin and hair follicle regrowth.
July 2020 in “bioRxiv (Cold Spring Harbor Laboratory)” Neutrophil extracellular traps slow down hair follicle healing after injury.
68 citations,
February 2015 in “Journal of the European Academy of Dermatology and Venereology” Early onset and pustules indicate severe hair follicle inflammation, and while antibiotics help, the condition often worsens after treatment stops.
9 citations,
July 1993 in “The journal of investigative dermatology/Journal of investigative dermatology” Sex hormones and antiandrogens can either stimulate or inhibit human hair follicle cell growth depending on the dose.
9 citations,
September 2017 in “Nanoscale Research Letters” Graphene oxide helps deliver a skin healing agent over time, improving skin and hair follicle regeneration.
3 citations,
July 2019 in “Journal of Cosmetic Dermatology” New shampoo with tyramine hydrochloride reduces hair loss by making a small muscle in the hair follicle contract.
28 citations,
January 2013 in “Stem cells” Certain human skin cells marked by CD44 and ALDH are rich in stem cells capable of long-term skin renewal.
April 2008 in “Obstetrics, gynaecology and reproductive medicine” Hirsutism is often caused by high male hormone levels and can be treated with lifestyle changes and medications.
26 citations,
October 1996 in “Journal of Endocrinology/Journal of endocrinology” Goat hair follicles have insulin-like growth factor-I receptors that might affect hair growth, but no melatonin receptors were found.
Retinoic acid affects hair growth and can cause hair loss.
143 citations,
September 2008 in “Experimental gerontology” Skin aging is due to impaired stem cell mobilization or fewer responsive stem cells.
139 citations,
October 2005 in “Journal of Investigative Dermatology” The nail matrix has a reduced immune response, protecting it from autoimmunity.
110 citations,
July 2017 in “Immunology” Skin's Regulatory T cells are crucial for maintaining skin health and could be targeted to treat immune-related skin diseases and cancer.
29 citations,
March 2012 in “Stem Cell Research & Therapy” Some stem cells in the body rarely divide, which could help create better treatments for diseases and aging.