286 citations,
June 2012 in “Nature Immunology” Hair follicles help attract immune cells to the skin during stress.
277 citations,
February 2013 in “Science Signaling” Mitochondrial reactive oxygen species are essential for skin and hair development.
258 citations,
July 2005 in “Journal of lipid research” DGAT1 enzyme helps make diacylglycerols, waxes, and retinyl esters.
235 citations,
July 1999 in “Journal of biological chemistry/The Journal of biological chemistry” Human hair is made up of different keratins, some strong and some weak, with specific types appearing at various stages of hair growth.
231 citations,
December 1999 in “Journal of Investigative Dermatology” Hair follicle size is mainly influenced by the number of cells and extracellular matrix volume, with cell number having a larger impact.
214 citations,
April 2017 in “Cell” Different small areas within hair follicles send specific signals that control what type of cells stem cells become.
182 citations,
May 2003 in “Development” Myc activation reduces skin stem cells by affecting cell adhesion.
170 citations,
November 2007 in “The journal of investigative dermatology/Journal of investigative dermatology” Skin can heal wounds without hair follicle stem cells, but it takes a bit longer.
169 citations,
February 2018 in “Immunity” Inactive stem cells in hair follicles and muscles can avoid detection by the immune system.
148 citations,
October 2008 in “The journal of investigative dermatology/Journal of investigative dermatology” Mice without the vitamin D receptor are more prone to UV-induced skin tumors.
140 citations,
February 2014 in “Neuron” Delta opioid receptors help regulate touch sensation by reducing neurotransmitter release in the spinal cord.
124 citations,
January 2012 in “Journal of Allergy and Clinical Immunology” Endocannabinoids help control mast cell activity in human skin.
119 citations,
November 2016 in “American journal of human genetics” Mutations in three genes cause Uncombable Hair Syndrome, leading to frizzy hair that can't be combed flat.
119 citations,
December 2008 in “The journal of investigative dermatology/Journal of investigative dermatology” Nanoparticles can deliver vaccines through hair follicles, triggering immune responses and providing protection.
106 citations,
February 2014 in “eLife” Lanceolate complexes in mouse hair follicles are essential for touch and depend on specific cells for maintenance and regeneration.
101 citations,
March 2019 in “Cell Stem Cell” Certain immune cells in the skin release a protein that stops hair growth by keeping hair stem cells inactive.
101 citations,
July 1998 in “Journal of Investigative Dermatology” UVB exposure in human skin causes macrophages to produce more IL-10 and less IL-12, leading to immunosuppression.
99 citations,
September 2007 in “The American journal of pathology” Chemotherapy damages hair follicles, causing hair loss and other cellular changes.
99 citations,
January 2004 in “Journal of Biological Chemistry” Methylprednisolone helps skin cells stick together better in pemphigus vulgaris.
96 citations,
December 2018 in “Immunity” Targeting TGFβ can improve skin immunity in older people.
94 citations,
July 2003 in “Journal of biological chemistry/The Journal of biological chemistry” EGF controls hair growth by regulating hair follicles' growth phases.
92 citations,
December 2005 in “The Journal of clinical investigation/The journal of clinical investigation” Human hair follicle stem cells can be isolated using specific markers for potential therapeutic use.
86 citations,
April 2009 in “Journal of anatomy” Hard skin features like scales, feathers, and hair evolved through specific protein changes in different animal groups.
86 citations,
May 2002 in “Journal of Investigative Dermatology” A new keratin, hK6irs1, is found in all layers of the hair follicle's inner root sheath.
85 citations,
January 2018 in “Cell stem cell” Different signals work together to change gene activity and guide hair follicle stem cells to become specific cell types.
82 citations,
July 2012 in “Brain pathology” High LGR5 levels in glioblastoma indicate poor prognosis and are essential for cancer stem cell survival.
81 citations,
February 2014 in “EMBO molecular medicine” Activating Nrf2 in skin cells causes skin disease similar to chloracne in mice.
77 citations,
September 2017 in “Journal of Investigative Dermatology” TRPV3 in skin cells causes inflammation and cell death.
75 citations,
August 2018 in “Plant physiology” Hydrogen sulfide disrupts protein function and root hair growth in plants by modifying proteins.
75 citations,
September 2015 in “Acta biomaterialia” Alkylation of human hair keratin allows for adjustable drug release rates in hydrogels for medical use.