218 citations,
January 2013 in “The Lancet Oncology” Chemotherapy causes hair loss by damaging hair follicles and stem cells, with more research needed for prevention and treatment.
215 citations,
November 2006 in “Journal of The American Academy of Dermatology” Dutasteride more effective for hair growth, but has more side effects than finasteride.
214 citations,
September 2015 in “Stem Cells Translational Medicine” Platelet-rich plasma injections significantly improved hair regrowth and thickness in patients with hair loss.
212 citations,
September 2015 in “Journal of Investigative Dermatology” The document provides a method to classify human hair growth stages using a model with human scalp on mice, aiming to standardize hair research.
211 citations,
April 2013 in “Development” More dermal papilla cells in hair follicles lead to larger, healthier hair, while fewer cells cause hair thinning and loss.
210 citations,
February 2008 in “Nature genetics” Mutations in the P2RY5 gene cause autosomal recessive woolly hair.
210 citations,
May 2006 in “The FASEB journal” Oxidative stress causes hair to gray by damaging and killing pigment cells.
209 citations,
September 2008 in “Dermatologic Therapy” Androgens can both increase and decrease hair growth in different parts of the body.
208 citations,
January 2013 in “Lab on a Chip” The Multi-Organ-Chip improves the growth and quality of skin and hair in the lab, potentially replacing animal testing.
208 citations,
December 2003 in “Journal of Investigative Dermatology” Certain cells from hair follicles can create new hair and contribute to hair growth when implanted in mice.
207 citations,
March 2012 in “Development” Skin needs dermal β-catenin activity for hair growth and skin cell multiplication.
207 citations,
April 2006 in “Journal of The American Academy of Dermatology” Iron deficiency may be related to hair loss, but there's not enough evidence to recommend iron screening or supplements for all hair loss patients.
205 citations,
March 2012 in “Science Translational Medicine” PGD2 stops hair growth and is higher in bald men with AGA.
205 citations,
April 2005 in “Journal of Investigative Dermatology” Scientists have found a way to create hair follicles from skin cells of newborn mice, which can grow and cycle naturally when injected into adult mouse skin.
203 citations,
December 2004 in “Journal of The American Academy of Dermatology” Early diagnosis and treatment, using finasteride, minoxidil, or hair transplantation, improves hair loss outcomes.
203 citations,
June 2003 in “Journal of the American Academy of Dermatology” Human hair, despite its different types, shares common traits that affect its structure and response to treatments.
202 citations,
August 2017 in “Nature cell biology” Lactate production is important for activating hair growth stem cells.
198 citations,
June 2013 in “Molecular psychiatry” Schizophrenia patients' stem cells show abnormal neuron development and mitochondrial issues.
196 citations,
September 2016 in “JCI insight” Ruxolitinib effectively regrows hair in most patients with severe hair loss.
194 citations,
November 2006 in “Science” A genetic mutation in the LIPH gene causes hair loss and growth defects.
194 citations,
May 2000 in “Journal of Investigative Dermatology” The hedgehog signaling pathway is crucial for hair growth but not for the initial creation of hair follicles.
193 citations,
January 2015 in “International journal of trichology” Dermatologists need to understand hair products to treat hair and scalp issues better.
193 citations,
August 2005 in “Journal of Investigative Dermatology Symposium Proceedings” Hair loss common in Australia; men affected earlier, more often than Asians; women less concerned.
192 citations,
April 2019 in “ACS nano” A new microneedle patch made from hair proteins helps regrow hair faster and better than current treatments.
192 citations,
April 2017 in “Cell host & microbe” Hair follicle development and microbes help regulatory T cells gather in newborn skin.
192 citations,
March 1998 in “British Journal of Dermatology” Minoxidil boosts growth factor in hair cells, potentially promoting hair growth.
191 citations,
September 2011 in “Cell stem cell” Hair follicle stem cells use specific chromatin changes to control their growth and differentiation.
191 citations,
November 1959 in “Annals of the New York Academy of Sciences” Hair and wool have complex microscopic structures with microfibrils and varying cystine content.
188 citations,
May 2009 in “Plant physiology” Researchers found 19 genes important for root hair growth in a plant called Arabidopsis.
187 citations,
June 1999 in “Journal of The American Academy of Dermatology” Finasteride effectively treats frontal hair loss with few side effects.