143 citations
,
September 2008 in “Experimental gerontology” Skin aging is due to impaired stem cell mobilization or fewer responsive stem cells.
139 citations
,
December 1998 in “The journal of investigative dermatology/Journal of investigative dermatology” K6hf is a unique protein found only in a specific layer of hair follicles.
137 citations
,
September 2005 in “Proceedings of the National Academy of Sciences of the United States of America” The HR protein helps hair grow by blocking a hair growth inhibitor, aiding in hair follicle regeneration.
136 citations
,
June 2006 in “Journal of Dermatological Science” PDGF isoforms can promote and sustain hair growth.
130 citations
,
September 2018 in “Cell Reports” Macrophages help heal nerves by aiding the maturation of Schwann cells and are important for nerve repair.
127 citations
,
July 2002 in “EMBO journal” Normal skin cell renewal doesn't need RAR signaling, but vitamin A-related skin thickening does.
106 citations
,
September 2010 in “Stem cells” Skin-derived precursors in hair follicles come from different origins but function similarly.
101 citations
,
August 2010 in “PLoS ONE” Selenoproteins are crucial for healthy skin and hair.
99 citations
,
January 2014 in “Nature communications” Scientists created stem cells that can grow hair and skin.
96 citations
,
April 2007 in “Journal of Investigative Dermatology” Grafted rodent and human cells can regenerate hair follicles, but efficiency decreases with age.
92 citations
,
June 2005 in “Journal of Investigative Dermatology” All-trans retinoic acid causes hair loss by increasing TGF-β2 in hair follicle cells.
89 citations
,
December 2010 in “The Journal of Dermatology” The conclusion is that an algorithm using trichoscopy helps diagnose different types of hair loss but may need updates and a biopsy if results are unclear.
85 citations
,
October 2015 in “Proceedings of the National Academy of Sciences of the United States of America” NF-κB is crucial for zebrafish heart repair, affecting heart cell growth and repair processes.
77 citations
,
March 2021 in “Nature” Stress hormone corticosterone blocks a growth factor to slow down hair stem cell activity and hair growth.
76 citations
,
May 2011 in “Cell death and differentiation” A20 protein is crucial for normal skin and hair development.
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.
73 citations
,
March 2017 in “Scientific Reports” Bioengineered tooth germ can restore whole teeth in dogs.
71 citations
,
January 2015 in “Journal of molecular cell biology/Journal of Molecular Cell Biology” mTOR signaling helps activate hair stem cells by balancing out the suppression caused by BMP during hair growth.
65 citations
,
September 2004 in “The American journal of pathology” Blocking BMP signaling causes hair loss and disrupts hair growth cycles.
61 citations
,
June 2018 in “Proceedings of the National Academy of Sciences of the United States of America” Light can turn on hair growth cells through a nerve path starting in the eyes.
61 citations
,
September 2008 in “Stem Cells” Most hair follicle stem cells do not protect their DNA by dividing it unevenly.
56 citations
,
June 2015 in “Nature Protocols” Two-photon microscopy helps observe hair follicle stem cell behaviors in mice.
53 citations
,
March 2014 in “Growth Hormone & IGF Research” IGF-1 injections help mice grow more hair by increasing cell growth and blocking a hair growth inhibitor.
52 citations
,
May 2003 in “The journal of investigative dermatology/Journal of investigative dermatology” Parathyroid hormone-related protein helps control hair growth phases in mice.
50 citations
,
April 2014 in “Nature Communications” The research identified new skin traits in mice, some linked to human skin conditions.
49 citations
,
October 2009 in “Cancer research” Disrupting Stat3 in hair follicle stem cells greatly reduces skin tumor formation.
49 citations
,
February 2008 in “Stem Cells” Wnt10b helps blood stem cells grow after injury.
47 citations
,
February 2019 in “Journal of The American Academy of Dermatology” LGBT individuals have unique skin health needs, including higher STD risks and side effects from gender-affirming treatments, requiring dermatologists to offer knowledgeable and culturally competent care.
45 citations
,
January 2010 in “Journal of Veterinary Medical Science” A gene mutation causes curly hair and hair loss in rats.
44 citations
,
April 2017 in “Genes & development” Scientists found cells in hair that are key for growth and color.