98 citations,
July 2014 in “Trends in Molecular Medicine” Hair follicles are hormone-sensitive and involved in growth and other functions, with potential for new treatments, but more research is needed.
98 citations,
February 2007 in “Seminars in Cell & Developmental Biology” Androgens can both stimulate and cause hair loss, and understanding their effects is key to treating hair disorders.
92 citations,
June 2005 in “Journal of Investigative Dermatology” All-trans retinoic acid causes hair loss by increasing TGF-β2 in hair follicle cells.
86 citations,
August 2014 in “Journal of The American Academy of Dermatology” To diagnose hair loss, use a systematic approach including history, exams, and tests.
76 citations,
January 2019 in “Nanoscale” Created material boosts hair growth and kills bacteria for wound healing.
75 citations,
October 2016 in “Genes & Development” Cells in hair follicles help create fat cells in the skin by releasing a protein called Sonic Hedgehog.
73 citations,
September 2003 in “Journal of Pharmacology and Experimental Therapeutics” Hair color loss can indicate the effectiveness of a drug targeting the KIT protein in mice and humans.
71 citations,
January 2015 in “Journal of molecular cell biology/Journal of Molecular Cell Biology” mTOR signaling helps activate hair stem cells by balancing out the suppression caused by BMP during hair growth.
56 citations,
November 2010 in “Pigment Cell & Melanoma Research” Brain hormones significantly affect hair color and could potentially be used to prevent or reverse grey hair.
54 citations,
June 2003 in “The journal of investigative dermatology. Symposium proceedings/The Journal of investigative dermatology symposium proceedings” Disruptions in hair follicle fibroblast dynamics can cause hair growth problems.
53 citations,
November 2006 in “Journal of Endocrinology” Prolactin slows down hair growth in mice.
50 citations,
May 2004 in “Journal der Deutschen Dermatologischen Gesellschaft” Estrogens generally inhibit hair growth and improve skin quality, but their exact effects on hair follicles are complex and not fully understood.
48 citations,
May 2008 in “Drug Discovery Today: Disease Mechanisms” Hair follicles offer promising targets for delivering drugs to treat hair and skin conditions.
47 citations,
January 2013 in “International Journal of Cosmetic Science” Hair diversity is influenced by complex genetics and environmental factors, requiring more research for practical solutions.
42 citations,
July 2015 in “Cosmetics” Nanotechnology improves hair care products by enhancing ingredient stability, targeting treatment, and reducing side effects, but more research on its toxicity is needed.
42 citations,
March 2006 in “Drug Discovery Today: Therapeutic Strategies” The conclusion is that we need more effective hair loss treatments than the current ones, and these could include new drugs, gene and stem cell therapy, hormones, and scalp cooling, but they all need thorough safety testing.
35 citations,
May 2012 in “Cochrane Database of Systematic Reviews” Minoxidil effectively treats female pattern hair loss.
33 citations,
August 2018 in “Facial Plastic Surgery Clinics of North America” The document explains hair biology, the causes of hair loss, and reviews various hair loss treatments.
31 citations,
August 2019 in “Regenerative Medicine” Human placenta hydrogel helps restore cells needed for hair growth.
31 citations,
January 2019 in “Journal of Cutaneous Medicine and Surgery” Platelet-Rich Plasma (PRP) therapy can promote hair growth and improve facial aesthetics, including reducing acne scars and facial burns, and it works best with three initial monthly injections.
30 citations,
May 2018 in “Experimental Dermatology” The conclusion is that future hair loss treatments should target the root causes of hair thinning, not just promote hair growth.
30 citations,
February 2017 in “Histochemistry and Cell Biology” TPA promotes hair growth by increasing stem cell activity and activating specific cell signals.
30 citations,
October 2016 in “Current research in translational medicine” Hair follicles on the scalp interact with and respond to the nervous system, influencing their own behavior and growth.
29 citations,
December 2019 in “Stem Cells Translational Medicine” Fully regenerating human hair follicles not yet achieved.
28 citations,
October 2019 in “Seminars in Cell & Developmental Biology” Hair can regrow in large wounds through a process similar to how hair forms in embryos, and understanding this could lead to new treatments for hair loss or scarring.
27 citations,
April 2011 in “International journal of legal medicine” In situ DNA labeling in hair can help predict forensic DNA analysis success.
26 citations,
October 2007 in “Experimental Dermatology” L-Carnitine-L-tartrate may help hair grow and prevent hair loss.
25 citations,
September 2018 in “Scientific Reports” Morroniside may help hair grow and stay in its growth phase by affecting certain cell signals.
25 citations,
March 2012 in “Journal of oncology pharmacy practice” An 81-year-old man's white hair began to regain its original color while he was treated with lenalidomide, suggesting that graying hair might be reversible.
24 citations,
August 2011 in “Experimental Dermatology” The flap assay grows the most natural hair but takes the longest, the chamber assay is hard work but gives dense, normal hair, and the patch assay is quick but creates poorly oriented hair with some issues.