122 citations,
July 2005 in “The FASEB journal” Hair follicles produce and respond to melatonin, affecting hair growth and sensitivity to estrogen.
117 citations,
March 2017 in “Nature Communications” Macrophages help regrow hair by activating stem cells using AKT/β-catenin and TNF.
116 citations,
May 2013 in “Proceedings of the National Academy of Sciences of the United States of America” Hair grows faster in the morning and is more vulnerable to damage from radiation due to the internal clock in hair follicle cells.
113 citations,
September 2005 in “Journal of Investigative Dermatology” Applying a special compound can promote hair growth without harmful side effects.
108 citations,
July 2004 in “American Journal of Pathology” Stress increases a factor in mice that leads to hair loss, and blocking this factor may prevent it.
105 citations,
May 2011 in “The journal of investigative dermatology/Journal of investigative dermatology” Activating TRPV3 stops human hair growth.
102 citations,
August 2008 in “Genes & Development” Laminin-511 is crucial for early hair growth and maintaining important hair development signals.
98 citations,
June 2008 in “Human mutation” A genetic change in the EDAR gene causes the unique hair traits found in East Asians.
98 citations,
May 2008 in “Archives of Dermatological Research” Eclipta alba extract helps hair grow faster and more effectively than minoxidil in rats.
97 citations,
March 2002 in “Molecular and cellular biology” Mutant CDP/Cux protein causes hair defects and reduced male fertility in mice.
95 citations,
July 2010 in “Genes & development” Notch/CSL signaling controls hair follicle differentiation through Wnt5a and FoxN1.
93 citations,
April 2003 in “Proceedings of the National Academy of Sciences of the United States of America” Fatty acid transport protein 4 is essential for skin and hair development.
92 citations,
September 2019 in “ACS nano” A wearable device using electric stimulation can significantly improve hair growth.
92 citations,
August 2017 in “Proceedings of the National Academy of Sciences of the United States of America” Newborn mouse skin cells can grow hair and this process can be recreated in adult cells to potentially help with hair loss.
91 citations,
April 2011 in “Journal of Ethnopharmacology” Polygonum multiflorum extract helps grow hair by activating certain hair growth signals in mice.
88 citations,
May 2005 in “Journal of Dermatological Science” Versican, a protein, is less present in thinning hair follicles and this decrease might contribute to common hair loss in men.
87 citations,
April 2018 in “Biochemical and Biophysical Research Communications” Exosomes from dermal papilla cells can help grow hair and might treat hair loss.
87 citations,
July 2009 in “The journal of investigative dermatology/Journal of investigative dermatology” Human beard hair medulla contains a unique and complex mix of keratins not found in other human tissues.
83 citations,
June 2020 in “Materials & Design” Sponge helps heal wounds faster with less inflammation and better skin/hair growth.
82 citations,
September 2018 in “Nature Communications” A certain smell receptor in hair follicles can affect hair growth when activated by a synthetic sandalwood scent.
82 citations,
May 2009 in “Development” EGF and KGF signalling prevent hair follicle formation and promote skin cell development in mice.
77 citations,
March 2021 in “Nature” Stress hormone corticosterone blocks a growth factor to slow down hair stem cell activity and hair growth.
77 citations,
July 2020 in “Cell” Muscles and nerves that cause goosebumps also help control hair growth.
76 citations,
August 2018 in “International Journal of Cosmetic Science” Dermal Papilla cells are a promising tool for evaluating hair growth treatments.
76 citations,
March 2005 in “Journal of Molecular Medicine” Certain mice without specific receptors or mast cells don't lose hair from stress.
74 citations,
September 2006 in “Cell Cycle” The HR protein's role as a repressor is essential for controlling hair growth.
71 citations,
January 2019 in “International journal of biological sciences” Exosomes from dermal papilla cells help hair growth by making hair follicle stem cells multiply and change.
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.
70 citations,
April 2017 in “Lasers in surgery and medicine” Blue light promotes hair growth by interacting with specific receptors in hair follicles.
69 citations,
April 2019 in “Biomedicines” PRP and HF-MSCs treatment improves hair growth, thickness, and density in androgenetic alopecia.