205 citations
,
March 2012 in “Science Translational Medicine” PGD2 stops hair growth and is higher in bald men with AGA.
200 citations
,
October 2009 in “European journal of endocrinology” Metformin helps manage polycystic ovary syndrome by improving insulin resistance and ovulation, but more research is needed on its full effects.
175 citations
,
December 2014 in “PLoS Biology” Macrophages help activate hair follicle stem cells, affecting hair growth and skin repair.
174 citations
,
April 2005 in “The American journal of pathology (Print)” Capsaicin, found in chili peppers, can slow down hair growth by affecting skin cells and hair follicles.
173 citations
,
January 2014 in “Nature Cell Biology” Wnt signaling controls whether hair follicle stem cells stay inactive or regenerate hair.
168 citations
,
August 2009 in “EMBO molecular medicine” Epidermal stem cells are diverse and vary in activity, playing key roles in skin maintenance and repair.
160 citations
,
January 2014 in “Seminars in cell & developmental biology” Early development of hair, teeth, and glands involves specific signaling pathways and cellular interactions.
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.
149 citations
,
July 2017 in “PLoS Biology” Hair follicle patterns form through a mix of self-organization and signaling interactions.
134 citations
,
January 2011 in “Development” Adam10 enzyme is crucial for healthy skin and proper Notch signaling.
127 citations
,
December 2005 in “Experimental Dermatology” Stress can stop hair growth in mice, and treatments can reverse this effect.
114 citations
,
February 2012 in “International Journal of Dermatology” Smoking harms the skin, causing early aging and increasing cancer risk, but stopping smoking can improve skin health.
103 citations
,
March 2011 in “PLoS Biology” Birds can lose neck feathers due to a genetic change that increases a gene's activity, helping them adapt to heat.
102 citations
,
July 2007 in “Genes & Development” A mother's PPARγ is crucial for preventing harmful milk that can cause inflammation and growth problems in babies.
101 citations
,
January 1997 in “Journal of Investigative Dermatology Symposium Proceedings” Nerves and chemicals in the body can affect hair growth and loss.
97 citations
,
July 2006 in “Dermatologic therapy” The document concludes that accurate diagnosis and personalized treatment are important for skin problems in women with PCOS.
92 citations
,
September 2015 in “Journal of Lipid Research” Skin fat helps with body temperature control and has other active roles in health.
87 citations
,
July 2018 in “Biochimica et Biophysica Acta (BBA) - Molecular Cell Research” Mice studies show that Protein Phosphatase 2A is crucial for cell growth, development, and disease prevention.
86 citations
,
December 2001 in “Experimental dermatology” Mutant mice help researchers understand hair growth and related genetic factors.
85 citations
,
December 2017 in “Developmental Biology” Mammals might fail to regenerate not because they lack the right cells, but because of how cells respond to their surroundings, and changing this environment could enhance regeneration.
77 citations
,
March 2014 in “Cold Spring Harbor Perspectives in Medicine” Fat cells are important for healthy skin, hair growth, and healing, and changes in these cells can affect skin conditions and aging.
75 citations
,
March 2014 in “Journal of Investigative Dermatology” Aging mice have slower hair regeneration due to changes in signal balance, but the environment, not stem cell loss, controls this, suggesting treatments could focus on environmental factors.
74 citations
,
January 2013 in “Expert Opinion on Biological Therapy” The conclusion is that hair growth can be improved by activating hair cycles, changing the surrounding environment, healing wounds to create new hair follicles, and using stem cell technology.
73 citations
,
April 2013 in “Stem cells” LGR5 helps maintain corneal cell characteristics and prevents unwanted changes by controlling specific cell signaling pathways.
72 citations
,
July 2012 in “Journal of Investigative Dermatology” Mice lacking a key DNA methylation enzyme in skin cells have a lower chance of activating stem cells necessary for hair growth, leading to progressive hair loss.
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.
68 citations
,
April 2012 in “Journal of Investigative Dermatology” The conclusion is that Fgf18 and Tgf-ß signaling could be targeted for hair loss treatments.
65 citations
,
January 2018 in “Nature Reviews Endocrinology” Skin fat has important roles in hair growth, skin repair, immune defense, and aging, and could be targeted for skin and hair treatments.
65 citations
,
August 2007 in “Experimental Dermatology” Human hair follicles can make and process prostaglandins, which may affect hair growth.
65 citations
,
June 2003 in “EMBO journal” Noggin overexpression delays eyelid opening by affecting cell death and skin cell development.