759 citations
,
February 2009 in “Current Biology” Hair follicles are complex, dynamic mini-organs that help us understand cell growth, death, migration, and differentiation, as well as tissue regeneration and tumor biology.
479 citations
,
January 2005 in “BioEssays” Hair follicle development is controlled by interactions between skin tissues and specific molecular signals.
211 citations
,
October 2001 in “The FASEB Journal” Noggin is necessary to start the hair growth phase in skin after birth.
18 citations
,
October 2014 in “Experimental Biology and Medicine” Eating vitamin A affects hair growth and health by changing cell signals in mice.
13 citations
,
July 2004 in “Skinmed” Common types of non-scarring hair loss have various causes and treatments, but more effective solutions are needed.
1 citations
,
January 2014 in “Elsevier eBooks” Melanocytes produce melanin; their defects cause vitiligo and hair graying, with treatments available for vitiligo.
March 2026 in “Frontiers in Medicine” Different types of alopecia cause hair loss due to immune system issues, with some allowing regrowth and others causing permanent loss.
42 citations
,
February 2017 in “Scientific Reports” Researchers found a way to create cells from stem cells that act like human cells important for hair growth and could be used for hair regeneration treatments.
27 citations
,
September 2018 in “Skin appendage disorders” Hair transplantation may work for some types of scarring alopecia, but results vary and more research is needed.
5 citations
,
February 2010 in “Facial Plastic Surgery Clinics of North America” The document concludes that understanding hair loss and considering medical treatments like minoxidil and finasteride before surgery is important, especially for young patients with rapid hair loss, and that hairline design varies among different ethnicities.
6 citations
,
October 2018 in “Dermatologic Surgery” PRP therapy helps slow hair loss and increases hair thickness.
3 citations
,
August 2020 in “Journal of Cosmetic Dermatology” Topical nitroglycerin spray effectively prevents scalp necrosis in hair transplant patients.
236 citations
,
July 2001 in “Trends in Molecular Medicine” Future hair loss treatments should aim to extend hair growth, reactivate resting follicles, reverse shrinkage, and possibly create new follicles, with gene therapy showing promise.
208 citations
,
December 2003 in “Journal of Investigative Dermatology” Certain cells from hair follicles can create new hair and contribute to hair growth when implanted in mice.
31 citations
,
August 2019 in “Regenerative Medicine” Human placenta hydrogel helps restore cells needed for hair growth.
26 citations
,
October 2016 in “Biomolecules & Therapeutics” 3-Deoxysappanchalcone helps human hair cells grow and stimulates hair growth in mice by affecting certain cell signaling pathways.
23 citations
,
January 2021 in “Scientific Reports” Adding human blood vessel cells to hair follicle germs may improve hair growth and quality.
16 citations
,
March 2008 in “Dermatologic Surgery” Hydrogen peroxide's effects on wound healing in hair transplants are unclear, and it may slow healing and increase scarring.
8 citations
,
October 2021 in “Indian Journal of Plastic Surgery/Indian journal of plastic surgery” Hair transplants are mostly safe but can have minor complications.
7 citations
,
September 2014 in “European Journal of Dermatology” Thicker hair grows faster; hair loss patients have slower growth.
3 citations
,
June 2006 in “Expert Review of Dermatology” The document concludes that hair loss is complex, affects many people, has limited treatments, and requires more research on its causes and psychological impact.
September 2025 in “Journal of Drug Delivery and Therapeutics” Targeting hair follicles can effectively promote hair growth and treat hair disorders.
22 citations
,
June 2002 in “Seminars in cutaneous medicine and surgery” Laser hair removal works well for people with dark hair and light skin, but it's less effective for light hair or dark skin; improvements are expected.
Dermal stem cells help regenerate hair follicles and heal skin wounds.
300 citations
,
August 2012 in “Seminars in Cell & Developmental Biology” The conclusion is that certain cell interactions and signals are crucial for hair growth and regeneration.
127 citations
,
December 2007 in “Journal of Investigative Dermatology” Mice hair growth patterns get more complex with age and can change with events like pregnancy or injury.
69 citations
,
April 2019 in “Biomedicines” PRP and HF-MSCs treatment improves hair growth, thickness, and density in androgenetic alopecia.
65 citations
,
November 2012 in “Tissue Engineering Part B-reviews” Hair follicle stem cells are a promising source for tissue repair and treating skin or hair diseases.
53 citations
,
May 2010 in “Journal of Cellular Physiology” Mice without Vitamin D receptors have hair growth problems because of issues in the hedgehog signaling pathway.
45 citations
,
October 2014 in “Stem cell research & therapy” Modified rat stem cells on a special scaffold improved blood vessel formation and wound healing in skin substitutes.