150 citations,
April 2013 in “Dermato-endocrinology” Estrogen therapy can reduce skin aging but has cancer risks.
146 citations,
May 2002 in “The American journal of pathology” Cathepsin L is essential for normal hair growth and development.
143 citations,
September 2008 in “Experimental gerontology” Skin aging is due to impaired stem cell mobilization or fewer responsive stem cells.
139 citations,
December 2020 in “Cell Stem Cell” Male hormones affect COVID-19 severity and certain drugs targeting these hormones could help reduce the risk.
139 citations,
February 2014 in “Journal of Advanced Research” Vitamin D is important for skin health and may affect conditions like psoriasis and hair loss, but more research is needed to understand its role fully.
130 citations,
September 2018 in “Cell Reports” Macrophages help heal nerves by aiding the maturation of Schwann cells and are important for nerve repair.
130 citations,
June 2003 in “Journal of Investigative Dermatology Symposium Proceedings” Estrogen Receptor ß (ERß) is the main hormone controller in human skin and hair follicles, not Estrogen Receptor α (ERα) or the Androgen Receptor (AR).
130 citations,
January 1994 in “Differentiation” Mouse hair follicle cells briefly grow during the early hair growth phase, showing that these cells are important for starting the hair cycle.
128 citations,
August 2015 in “Cell Stem Cell” Damage to skin releases dsRNA, which activates TLR3 and helps in skin and hair follicle regeneration.
128 citations,
March 2006 in “American Journal of Pathology” Prolactin contributes to hair loss by promoting hair follicle shrinkage and cell death.
127 citations,
January 2015 in “Journal of Biological Rhythms” The skin's internal clock affects healing, cancer risk, aging, immunity, and hair growth, and disruptions can harm skin health.
127 citations,
January 2013 in “PLOS ONE” Probiotic bacteria improved skin and hair health in aged mice.
122 citations,
July 2005 in “The FASEB journal” Hair follicles produce and respond to melatonin, affecting hair growth and sensitivity to estrogen.
120 citations,
February 2009 in “Apoptosis” Understanding how cells die in the skin is important for treating skin diseases and preventing hair loss.
120 citations,
August 2008 in “The journal of investigative dermatology/Journal of investigative dermatology” Cytokeratin 19 and cytokeratin 15 are key markers for monitoring the quality and self-renewing potential of engineered skin.
119 citations,
July 2016 in “Annals of the New York Academy of Sciences” Vitamin D has potential benefits for cancer prevention, heart health, diabetes, obesity, muscle function, skin health, and immune function, but clinical results are mixed and more research is needed.
118 citations,
January 2016 in “Current Topics in Developmental Biology” The document concludes that while significant progress has been made in understanding skin biology and stem cells, more research is needed to fully understand their interactions with their environment.
117 citations,
March 2017 in “Nature Communications” Macrophages help regrow hair by activating stem cells using AKT/β-catenin and TNF.
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.
113 citations,
June 2015 in “Stem Cell Research & Therapy” Wnt and Notch signaling help wound healing by promoting cell growth and regulating cell differentiation.
110 citations,
July 2017 in “Immunology” Skin's Regulatory T cells are crucial for maintaining skin health and could be targeted to treat immune-related skin diseases and cancer.
108 citations,
July 2002 in “Molecular and cellular biology” Overexpressing Dsg3 in mice skin causes excessive cell growth and abnormal skin development.
107 citations,
August 2012 in “Seminars in Cell & Developmental Biology” The document concludes that understanding the sebaceous gland's development and function is key to addressing related skin diseases and aging effects.
100 citations,
September 1999 in “British Journal of Dermatology” The study found that two enzymes linked to hair loss are located in different parts of the scalp, supporting a common treatment's effectiveness.
96 citations,
June 2017 in “Nature Communications” A WNT10A gene mutation leads to ectodermal dysplasia by disrupting cell growth and differentiation.
96 citations,
April 2007 in “Journal of Investigative Dermatology” Grafted rodent and human cells can regenerate hair follicles, but efficiency decreases with age.
96 citations,
October 2000 in “The FASEB Journal” The p75 neurotrophin receptor is important for hair follicle regression by controlling cell death.
95 citations,
May 2012 in “British Journal of Dermatology” Androgens block hair growth by disrupting cell signals; targeting GSK-3 may help treat hair loss.
91 citations,
December 2010 in “Stem Cells” Wnt signaling helps control how brain stem cells divide and is important for brain repair after injury.
86 citations,
January 2008 in “Journal of nutritional & environmental medicine” Green tea may help with health issues like cancer, heart disease, and weight loss due to its high catechin content.