January 2005 in “Doctoral thesis, University of London.” Activating β-catenin signaling can trigger hair growth and new hair follicle formation.
61 citations
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October 1996 in “Development” Hair growth can be stimulated by combining certain skin cells, which can rejuvenate old cells and cause them to specialize in hair follicle creation.
165 citations
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June 2007 in “European Journal of Cell Biology” Hair follicle stem cells are key for hair and skin regeneration, can be reprogrammed, and have potential therapeutic uses, but also carry a risk of cancer.
4 citations
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January 2014 in “PubMed” Hair growth is controlled by cycles influenced by hormones and various signals.
7 citations
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December 1991 in “Annals of the New York Academy of Sciences” Dermal papillae are crucial for hair growth and maintenance.
April 2023 in “The journal of investigative dermatology/Journal of investigative dermatology” Developing hair follicles form from ring-shaped patterns, with future stem cells originating from the outer ring, not the upper layers, as previously thought.
44 citations
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October 1990 in “Archives of Dermatological Research” The connective tissue around hair follicles changes structure throughout the hair cycle.
5 citations
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March 2009 in “Skin Pharmacology and Physiology” DNA flow cytometry effectively evaluates how different conditions affect hair growth cell activity.
2 citations
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May 2001 in “Current problems in dermatology” The conclusion is that effectively treating hair disorders is difficult due to the complex factors affecting hair growth and more research is needed to improve treatments.
Nanoparticles with caffeine can be used for slow, continuous hair growth stimulation.
Hair follicle-like structures can form when specific hair cells are mixed and implanted in mice.
3 citations
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May 2019 in “Medical Hypotheses” A new hair transplant method suggests freezing and storing dense hairs for future use to address severe hair loss.
January 2023 in “Vìsnik problem bìologìï ì medicini” Androgenic alopecia causes hair follicle degradation and skin restructuring, but some hair elements remain.
October 2023 in “Oncotarget” Apoptotic cells help cause hair follicle cell death during regression.
October 2025 in “Cell Reports” Regulatory T cells help hair growth by using the Cxcr4-Cxcl12 pathway.
February 1988 in “Journal of the American Academy of Dermatology”
12 citations
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February 2010 in “Journal of The American Academy of Dermatology” A cancer drug caused unusual hair growth on a 100-year-old man's scalp and eyelashes.
GPC1 is important for hair growth by helping blood vessels form around hair follicles.
40 citations
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May 2016 in “Proceedings of the National Academy of Sciences of the United States of America” Changes in keratin make hair follicles stiffer.
September 2022 in “bioRxiv (Cold Spring Harbor Laboratory)” Changing the structure of the hair follicle's environment can affect hair quality but doesn't stop hair growth.
35 citations
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July 2008 in “Dermatologic therapy” Cicatricial alopecia may be caused by immune attacks on hair follicles, gland issues, or stem cell damage.
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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.
57 citations
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October 1996 in “Dermatologic clinics” HA-MNs with MXD effectively treat hair loss better than topical MXD with fewer side effects.
100 citations
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November 1996 in “Molecular Medicine Today” Growth factors and cytokines are important for hair growth and could potentially treat hair loss, but more research is needed to overcome challenges before they can be used in treatments.
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January 1992 in “Dermatology” Artificial hair implants can cause severe skin problems, often needing surgical removal.
90 citations
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January 1979 in “International review of cytology” Wool follicles are complex, involving interactions between different cell types and structures.
60 citations
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November 2013 in “Development” Keratin 79 marks a new group of cells that are key for creating and repairing the hair follicle's structure.
GPC1 is important for blood vessel growth in hair follicles and could help treat hair loss.
3 citations
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January 2017 in “PubMed” A man got a scalp infection from synthetic hair implants because the procedure wasn't done by a doctor and was poorly managed.
1 citations
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December 2023 in “Biomolecules” Regulating cell death in hair follicles can help prevent hair loss and promote hair growth.