1 citations
,
December 2022 in “Skin Appendage Disorders” Recognizing trichofolliculomas is important to avoid unnecessary surgery.
August 2006 in “Experimental dermatology” Human scalp hair follicles can produce and respond to several hormones, affecting hair growth and pigmentation.
March 2024 in “Bioimpacts” 400 nm particles penetrate hair follicles best, but mouse models aren't fully reliable for human studies.
489 citations
,
June 2005 in “The FASEB Journal” Human hair follicles can produce cortisol like the body's stress response system.
11 citations
,
May 1995 in “The journal of investigative dermatology/Journal of investigative dermatology”
A new topical treatment using micelles shows promise for safer and more effective hair regrowth in androgenetic alopecia.
October 2019 in “Skin appendage disorders” The vitreous membrane in hair follicles changes shape during the hair cycle and may affect hair growth and nutrient exchange.
7 citations
,
March 2007 in “International Journal of Dermatology” Targeting FGFR-1 with antisense oligonucleotides may help treat baldness by increasing hair follicle activity.
March 2006 in “Chinese journal of plastic surgery” Microencapsulated human hair cells can regenerate hair follicles in mice ears.
25 citations
,
December 1973 in “Biochemical Journal” Guinea-pig hair and follicle proteins are mostly similar, but follicles have more group 2 proteins and fewer group 3 and 4 proteins.
2 citations
,
May 2018 in “Journal of The American Academy of Dermatology” Hypothyroidism patients with hair loss typically have thinning hair, smaller hair follicles, and normal hair shedding.
90 citations
,
December 2008 in “Journal of Investigative Dermatology” Thyroid-stimulating hormone affects hair follicles but doesn't change hair growth or color.
19 citations
,
September 2019 in “British Journal of Dermatology” FOL-005 peptide can reduce human hair growth by lowering FGF7 levels.
4 citations
,
January 2011 in “Cell stem cell” Hair follicle stem cells can return to their original niche and help regenerate hair.
1 citations
,
July 2005 in “Informa Healthcare eBooks” Hair follicles could be used for targeted drug delivery, with liposomal systems showing promise for this method.
September 2022 in “TURKDERM” A rare benign skin nodule was found on the buttock, a unique location for this condition.
January 2003 in “Linchuang pifuke zazhi” Melanin granules can be expelled by exocytosis.
October 2024 in “Aesthetic Plastic Surgery” Micrografts are a safe and effective treatment for hair loss in both men and women.
Injecting follicular cells into skin can lead to the formation of new hair follicles.
55 citations
,
January 2002 in “Journal of liposome research” New liposomal formulations may improve delivery of treatments to hair follicles, potentially helping with hair loss.
116 citations
,
September 2001 in “Journal of The American Academy of Dermatology” Hair loss occurs due to fewer papillary cells, smaller follicles, and shorter growth phases.
4 citations
,
July 2014 in “Journal of Investigative Dermatology” Old people have less hair because their hair follicles don't regenerate as well, not because of fewer stem cells, and a protein called follistatin might help reactivate hair growth.
48 citations
,
April 1995 in “PubMed” Testosterone helps beard and axillary hair cells grow by releasing growth factors from dermal papilla cells.
January 2007 in “The Year book of dermatology” Researchers successfully isolated and identified key stem cells in human hair follicles, which could help develop new skin and hair treatments.
April 2017 in “Journal of Investigative Dermatology” Early and late matrix progenitors in hair follicles create different cell layers, with early ones forming the companion layer and later ones forming the inner root sheath and hair shaft.
December 2021 in “Pathologica” Trichogerminoma is a rare, benign skin tumor from hair cells, with a small risk of becoming cancerous.
74 citations
,
October 2023 in “Nature Reviews Molecular Cell Biology” 2 citations
,
February 2025 in “Journal of Investigative Dermatology” Progenitor cells randomly decide their roles to maintain hair follicle growth.
January 2022 in “Clinical Cases in Dermatology” A woman's scalp nodule was a common, harmless pilar cyst, treated by surgical removal.
3 citations
,
September 2024 3DEEP reveals early hair follicle stem cell formation and niche establishment before hair bulb development.