April 2017 in “Journal of Investigative Dermatology” Eating a lot of fat increases PKCβ and inflammation in skin fat cells, which affects skin and hair health.
February 2009 in “Journal of Investigative Dermatology” EGFR is essential for organized skin nerve growth and branching.
October 2025 in “International Journal of Women’s Dermatology” Many women's hair growth products contain harmful ingredients, but eco-friendly options are available.
47 citations
,
August 2016 in “Fitoterapia” Some herbs and their components might help treat hair loss by affecting various biological pathways, but more research and regulation are needed.
40 citations
,
April 2014 in “Genes & Development” Hormones during pregnancy and lactation keep skin stem cells inactive, preventing hair growth.
18 citations
,
June 2017 in “Proceedings of the National Academy of Sciences of the United States of America” A gene called Gk5 controls lipid production in the skin and affects hair growth.
788 citations
,
February 2007 in “Nature” The document concludes that skin stem cells are important for hair growth and wound healing, and could be used in regenerative medicine.
506 citations
,
January 2012 in “Molecular and Cellular Endocrinology” Melatonin affects many body functions beyond sleep by interacting with specific receptors in various tissues.
499 citations
,
September 2011 in “Cell” Fat-related cells are important for initiating hair growth.
359 citations
,
January 2015 in “Cold Spring Harbor Perspectives in Medicine” Hair growth phase and certain genes can speed up wound healing, while an inflammatory mediator can slow down new hair growth after a wound. Understanding these factors can improve tissue regeneration during wound healing.
343 citations
,
December 2008 in “Endocrine Reviews” Metformin helps with menstrual cycles and insulin levels in PCOS but is less effective for hair growth, diabetes prevention, and weight loss, and may improve fertility and reduce diabetes risk.
314 citations
,
April 2010 in “Developmental Cell” β-catenin in the dermal papilla is crucial for normal hair growth and repair.
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.
277 citations
,
June 2003 in “The journal of investigative dermatology. Symposium proceedings/The Journal of investigative dermatology symposium proceedings” Epithelial-mesenchymal interactions control hair growth cycles through specific molecular signals.
231 citations
,
October 1999 in “Journal of Clinical Investigation” Activating the Sonic hedgehog gene in mice can start the hair growth phase.
211 citations
,
April 2013 in “Development” More dermal papilla cells in hair follicles lead to larger, healthier hair, while fewer cells cause hair thinning and loss.
207 citations
,
March 2012 in “Development” Skin needs dermal β-catenin activity for hair growth and skin cell multiplication.
202 citations
,
August 2017 in “Nature cell biology” Lactate production is important for activating hair growth stem cells.
192 citations
,
April 2019 in “ACS nano” A new microneedle patch made from hair proteins helps regrow hair faster and better than current treatments.
188 citations
,
March 2018 in “Frontiers in Immunology” Regulatory T-cells are important for healing and regenerating tissues in various organs by controlling immune responses and aiding stem cells.
188 citations
,
May 2009 in “Plant physiology” Researchers found 19 genes important for root hair growth in a plant called Arabidopsis.
184 citations
,
November 2014 in “Developmental Cell” Hair follicle dermal stem cells are key for regenerating parts of the hair follicle and determining hair type.
181 citations
,
January 2009 in “Nature Genetics” Certain mutations in a hair growth-related gene cause a type of genetic hair loss.
180 citations
,
January 2002 in “The journal of investigative dermatology/Journal of investigative dermatology” Vitamin D Receptor is crucial for normal skin and hair growth.
178 citations
,
August 2016 in “Advances in wound care” New effective scar treatments are urgently needed due to the current options' limited success.
176 citations
,
January 2003 in “Journal of Investigative Dermatology” Bone Morphogenetic Proteins (BMPs) help control skin health, hair growth, and color, and could potentially be used to treat skin and hair disorders.
169 citations
,
May 2006 in “Genes & Development” Keratin 17 is crucial for normal hair growth by regulating hair cycle transitions with TNFα.
163 citations
,
April 2019 in “Nature Communications” Mechanical stretching of the skin can promote hair growth by activating certain immune cells.
159 citations
,
July 2006 in “Endocrine Reviews” Estrogens significantly influence hair growth by interacting with receptors in hair follicles and may help regulate the hair growth cycle.
156 citations
,
December 2012 in “Cell Stem Cell” TGF-β is crucial for controlling stem cell behavior and changes in its signaling can lead to diseases like cancer.