184 citations
,
December 2014 in “Developmental Cell” Hair follicle dermal stem cells are key for regenerating parts of the hair follicle and determining hair type.
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.
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.
149 citations
,
September 2017 in “Pharmaceutics” Pig skin is a good substitute for human skin to measure drug absorption, but differences in skin structure and enzymes across species must be considered.
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.
138 citations
,
June 2012 in “Genes & Development” Sonic hedgehog signaling is crucial for hair growth and maintaining hair follicle identity.
130 citations
,
July 2018 in “Journal of Investigative Dermatology” Tofacitinib may help treat severe hair loss, but more research is needed.
130 citations
,
November 2015 in “Experimental Dermatology” Human hair follicle organ culture is a useful model for hair research with potential for studying hair biology and testing treatments.
115 citations
,
November 2008 in “The Journal of Clinical Endocrinology & Metabolism” Thyroid hormones help hair grow, reduce hair loss, and increase hair pigment.
106 citations
,
January 2016 in “Journal of Cosmetic Dermatology” Using platelet-rich plasma with microneedling works better for acne scars than microneedling with water.
106 citations
,
July 2005 in “Journal of Investigative Dermatology” The document concludes that assessing hair follicle damage due to cyclophosphamide in mice involves analyzing structural changes and suggests a scoring system for standardized evaluation.
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.
98 citations
,
October 2014 in “Trends in Molecular Medicine” Hair follicles are hormone-sensitive and involved in growth and other functions, with potential for new treatments, but more research is needed.
96 citations
,
June 2017 in “Nature Communications” A WNT10A gene mutation leads to ectodermal dysplasia by disrupting cell growth and differentiation.
95 citations
,
February 2019 in “The New England Journal of Medicine” Mutations in the PADI3 gene are linked to a higher risk of scarring hair loss in women of African descent.
95 citations
,
July 2010 in “Genes & development” Notch/CSL signaling controls hair follicle differentiation through Wnt5a and FoxN1.
87 citations
,
June 2018 in “Biochemical and Biophysical Research Communications” Exosomes from dermal papilla cells can help grow hair and might treat hair loss.
87 citations
,
May 2005 in “Journal of Dermatological Science” Asiasari radix extract promotes hair growth and increases protein synthesis and cell proliferation.
81 citations
,
November 2012 in “Journal of the National Cancer Institute” The tumor suppressor gene FLCN affects mitochondrial function and energy use in cells.
80 citations
,
April 2011 in “Plant physiology” White lupin uses specific genes to grow root hairs and access phosphorus when it's scarce.
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
,
March 2017 in “Stem Cell Reports” SHISA6 helps maintain certain stem cells in mouse testes by blocking signals that would otherwise cause them to differentiate.
75 citations
,
October 2016 in “Genes & Development” Cells in hair follicles help create fat cells in the skin by releasing a protein called Sonic Hedgehog.
74 citations
,
July 2018 in “Cell death and disease” Restoring mitochondrial function in mice reversed their skin wrinkling and hair loss.
72 citations
,
December 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 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
,
May 2007 in “The FASEB journal” Human hair follicles produce and respond to erythropoietin, helping protect against stress.
68 citations
,
April 2012 in “Journal of Investigative Dermatology” Sox2-positive dermal papilla cells have unique characteristics and contribute more to skin and hair follicle formation than Sox2-negative cells.
67 citations
,
December 2019 in “PloS one” Beta-caryophyllene helps improve wound healing in mice, especially in females.
64 citations
,
August 2016 in “Journal of Immunology” Blocking the CXCR3 receptor reduces T cell accumulation in the skin and prevents hair loss in mice.