December 2012 in “Faculty Opinions – Post-Publication Peer Review of the Biomedical Literature” The conclusion is that the dermal papilla is crucial for hair follicle regrowth, and hair follicles undergo significant structural changes in addition to cell division during regeneration.
2 citations
,
June 2013 in “In Vitro Cellular & Developmental Biology - Animal” Melanocytes from human fetal hair follicles were successfully cultured, showing potential for hair disease research and clinical use.
7 citations
,
September 1980 in “Zoological Journal of the Linnean Society” Dendritic cells help regulate skin development and hair growth in mice.
May 2023 in “bioRxiv (Cold Spring Harbor Laboratory)” Telocytes, cells with long extensions, are vital for hair growth because they produce Wnt signals, which are necessary for hair follicle regeneration.
2 citations
,
June 2012 in “American Journal of Dermatopathology” A rare neck cyst in a 47-year-old man showed diverse skin cell types and was not linked to HPV.
12 citations
,
August 2018 in “Journal of Dermatological Science” Scientists made stem cells that can grow hair by adding three specific factors to them.
15 citations
,
May 2004 in “Facial Plastic Surgery Clinics of North America” The document concludes that while "hair follicle cloning" shows promise for unlimited donor hair, it faces challenges with consistency and safety in humans.
43 citations
,
December 2008 in “Molecular biology of the cell” Disrupting Smad4 in mouse skin causes early hair follicle stem cell activity that leads to their eventual depletion.
May 2025 in “International Journal of Trichology” Partially bald areas in Indian AGA patients still have hair growth cells, suggesting early treatment is best.
30 citations
,
April 2017 in “European Journal of Cell Biology” CIP/KIP proteins help stop cell division and support hair growth.
16 citations
,
January 2018 in “Biochemical and Biophysical Research Communications” Researchers created five new human scalp cell lines that could be useful for hair growth and loss research.
344 citations
,
June 2006 in “American Journal Of Pathology” Human hair follicles can provide stem cells for regenerative medicine.
The human scalp has different types of pigment cells in hair follicles with varying abilities to produce pigment.
January 2016 in “British Biotechnology Journal” DP cells can help in hair growth and regenerative medicine.
3 citations
,
April 2022 in “International Journal of Molecular Sciences” Scientists turned mouse skin cells into hair-inducing cells using chemicals, which could help treat hair loss.
December 2025 in “SAS Journal of Medicine” Trichofolliculoma is a rare, benign scalp tumor that can be cured by surgical removal.
1 citations
,
September 2019 in “Journal of Investigative Dermatology” Human hair matrix cells and dermal papilla fibroblasts can form early hair follicle structures but don't produce hair shafts yet.
153 citations
,
October 2007 in “Cell Stem Cell” New research suggests that skin cell renewal may not require a special type of cell previously thought to be essential.
31 citations
,
May 2015 in “Stem Cell Reports” Stem cells and their surrounding environment in hair follicles work closely together, affecting hair growth and having implications for cancer and tissue regeneration.
421 citations
,
September 2003 in “Development” Stem cell behavior varies with stimuli, and lineage changes can happen without affecting stem cell division.
Some factors can either promote or inhibit hair growth.
3 citations
,
September 2019 in “Clinical and experimental dermatology” Basal cell carcinomas may differentiate similarly to hair follicles and could be influenced by hair cycle-related treatments.
16 citations
,
February 2013 in “Molecular Medicine Reports” CD34+ cells from fat tissue help form hair follicles and blood vessels in skin.
67 citations
,
February 1994 in “Developmental dynamics” Specific proteins and molecules play key roles in the development of human hair follicles.
11 citations
,
June 1985 in “Journal of cutaneous pathology” Examining many sections is key to correctly diagnosing hair follicle disorders.
338 citations
,
July 2009 in “Development” Sox2-positive cells determine specific hair follicle types in mammals.
74 citations
,
October 2023 in “Nature Reviews Molecular Cell Biology”
6 citations
,
February 2012 in “American Journal of Animal and Veterinary Sciences” Growth factors are crucial for hair follicle growth and development.
8 citations
,
November 2015 in “The American journal of dermatopathology/American journal of dermatopathology” Punctate follicular porokeratosis is a skin condition with specific features seen in hair follicles.
46 citations
,
September 2014 in “Tissue engineering. Part A” Researchers created hair-inducing human cell clusters using a 3D culture method.