129 citations,
June 1999 in “Archives of Dermatology” African Americans have less hair density than whites.
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.
128 citations,
September 2003 in “Journal of Ethnopharmacology” Hibiscus rosa-sinensis leaf extract helps hair grow longer and faster.
127 citations,
January 2013 in “PLOS ONE” Probiotic bacteria improved skin and hair health in aged mice.
127 citations,
July 2002 in “EMBO journal” Normal skin cell renewal doesn't need RAR signaling, but vitamin A-related skin thickening does.
126 citations,
January 2009 in “International Journal of Trichology” Oxidative stress contributes to hair graying and loss as we age.
126 citations,
January 1987 in “Journal of The American Academy of Dermatology” The document concludes that understanding hair structure is key to diagnosing hair abnormalities and recommends gentle hair care for management.
125 citations,
September 2001 in “The FASEB Journal” Stress can cause hair loss by negatively affecting hair follicles and this effect might be reversed with specific treatments.
124 citations,
June 2020 in “Cell Stem Cell” Fat cells in the skin help start healing and form important repair cells after injury.
124 citations,
December 2016 in “Pharmaceuticals” TRP channels in the skin are important for sensation and health, and targeting them could help treat skin disorders.
124 citations,
July 2012 in “Archives of Dermatological Research” Targeting androgen receptors could be a promising way to treat skin disorders with fewer side effects.
124 citations,
August 1994 in “Journal of Investigative Dermatology” Dexamethasone speeds up hair loss in mice, while cyclosporin A slows it down.
123 citations,
August 2005 in “Journal of the European Academy of Dermatology and Venereology” The study found that Frontal Fibrosing Alopecia affects a broader age range of women and early treatment can help stop hair loss.
123 citations,
September 1987 in “JAMA” IL-2 treatment causes skin eruptions and other reversible side effects, and may play a role in psoriasis.
122 citations,
April 2011 in “European Journal of Pharmaceutics and Biopharmaceutics” Particles around 100 nm can penetrate and stay in hair follicles without passing through healthy skin, making them safe for use in topical products and useful for targeted drug delivery.
122 citations,
July 2005 in “The FASEB journal” Hair follicles produce and respond to melatonin, affecting hair growth and sensitivity to estrogen.
122 citations,
April 1995 in “Journal of Cutaneous Pathology” The document describes how to tell different types of non-scarring hair loss apart by looking at hair and scalp tissue under a microscope.
122 citations,
July 1990 in “Teratology” Finasteride exposure in pregnancy causes genital abnormalities in male rats.
122 citations,
November 1984 in “Journal of the American Academy of Dermatology” No single treatment is consistently effective for alopecia areata, and more research is needed.
121 citations,
May 2009 in “Journal of Ethnopharmacology” Eclipta alba extract may help hair grow similarly to Minoxidil.
121 citations,
January 1991 in “Acta dermato-venereologica” Terbinafine quickly builds up in skin and hair, staying effective for over 3 weeks.
121 citations,
March 1989 in “Journal of Investigative Dermatology” Minoxidil can help grow hair in mice by making cells grow and improving hair quality. More research needed.
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,
May 2015 in “European journal of pharmaceutics and biopharmaceutics” The hydrogel with a 1:3 ratio of hydroxyethyl cellulose to hyaluronic acid is effective for delivering drugs through the skin to treat acne.
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.
118 citations,
September 2004 in “Clinics in Dermatology” Hormones, especially androgens, play a big role in acne, but most acne sufferers don't have a hormone disorder. Hormonal treatments, including birth control pills, can be very effective for women whose acne doesn't improve with regular treatments.
117 citations,
March 2017 in “Nature Communications” Macrophages help regrow hair by activating stem cells using AKT/β-catenin and TNF.
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.