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.
195 citations,
November 2019 in “Clinica Chimica Acta” High levels of male hormones, insulin resistance, and obesity are closely linked and worsen polycystic ovary syndrome, but more research is needed to improve treatments.
185 citations,
December 2011 in “Molecular and cellular endocrinology” Skin cells produce and activate vitamin D, which regulates skin functions and supports hair growth.
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.
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.
165 citations,
June 2007 in “European Journal of Cell Biology” Hair follicle stem cells are key for hair and skin regeneration, can be reprogrammed, and have potential therapeutic uses, but also carry a risk of cancer.
160 citations,
April 2012 in “Journal of Cellular and Molecular Medicine” Telocytes might help with skin repair and regeneration.
159 citations,
December 2007 in “American Journal of Pathology” Stress-related substance P may lead to hair loss and negatively affect hair growth.
158 citations,
August 2011 in “Reviews in endocrine and metabolic disorders” Vitamin D and its receptor regulate skin functions like cell growth, immunity, hair cycle, and tumor prevention.
156 citations,
August 2016 in “Journal of controlled release” Tight junctions are key for skin protection and controlling what gets absorbed or passes through the skin.
150 citations,
October 2010 in “The American Journal of Pathology” The document concludes that more research is needed to better understand and treat primary cicatricial alopecias, and suggests a possible reclassification based on molecular pathways.
150 citations,
April 1999 in “Dermatologic Clinics” Laser hair removal effectiveness depends on targeting hair structures without harming the skin, and improvements require more research and expert collaboration.
149 citations,
July 2014 in “Cold Spring Harbor Perspectives in Medicine” The dermal papilla is crucial for hair growth and health, and understanding it could lead to new hair loss treatments.
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,
July 1991 in “Journal of The American Academy of Dermatology” Understanding hair follicle anatomy helps diagnose hair disorders.
135 citations,
December 2013 in “Seminars in Cell & Developmental Biology” Stem cells in the hair follicle are regulated by their surrounding environment, which is important for hair growth.
134 citations,
September 2008 in “Lasers in surgery and medicine” Low fluence photoepilation temporarily removes hair by targeting the hair follicle's pigmented area without severe damage.
131 citations,
August 2004 in “Best Practice & Research in Clinical Obstetrics & Gynaecology” The conclusion is that PCOS is caused by ovarian sensitivity to hormones and disrupted hormone control, possibly due to ovarian factors, and more research is needed.
128 citations,
March 2006 in “American Journal of Pathology” Prolactin contributes to hair loss by promoting hair follicle shrinkage and cell death.
122 citations,
July 2005 in “The FASEB journal” Hair follicles produce and respond to melatonin, affecting hair growth and sensitivity to estrogen.
120 citations,
November 2014 in “Biological Reviews” The telogen phase of hair growth is active and important for preparing hair follicles for regeneration, not just a resting stage.
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.
118 citations,
August 2010 in “Developmental Cell” MIM is crucial for hair follicle formation and regeneration by controlling cilia formation and hedgehog signaling through its interaction with Cortactin and Src.
117 citations,
November 2006 in “Experimental Dermatology” The article concludes that the wool follicle is a valuable model for studying tissue interactions and has potential for genetic improvements in wool production.
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.
115 citations,
August 2008 in “The Journal of Clinical Endocrinology & Metabolism” Thyroid hormones help hair grow, reduce hair loss, and increase hair pigment.
111 citations,
January 2007 in “Seminars in cell & developmental biology” Hair, teeth, and mammary glands develop similarly at first but use different genes later.
111 citations,
June 2002 in “The EMBO Journal” Too much Smad7 can cause serious changes in skin tissues, including problems with hair growth, thymus shrinkage, and eye development issues.
111 citations,
August 2002 in “Journal of Medicinal Chemistry” New compounds were made that block an enzyme linked to breast cancer better than existing treatments.