245 citations,
October 2015 in “Nature medicine” Hair follicle-derived IL-7 and IL-15 are crucial for maintaining skin-resident memory T cells and could be targeted for treating skin diseases and lymphoma.
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.
231 citations,
October 1999 in “Journal of Clinical Investigation” Activating the Sonic hedgehog gene in mice can start the hair growth phase.
222 citations,
August 2014 in “Cell Metabolism” Mitochondrial Complex I reduces inflammation and increases bone breakdown by affecting certain immune cells.
176 citations,
February 2006 in “Cancer Research” Patched1 helps prevent tumors by controlling cell growth.
161 citations,
August 2012 in “Seminars in cell & developmental biology” Hair growth and development are controlled by specific signaling pathways.
143 citations,
January 2004 in “Journal of Investigative Dermatology Symposium Proceedings” Alopecia areata is an autoimmune disease causing hair loss, treatable with immune-modulating drugs, and linked to genetics.
140 citations,
February 2014 in “Neuron” Delta opioid receptors help regulate touch sensation by reducing neurotransmitter release in the spinal cord.
117 citations,
April 2008 in “Developmental biology” Ectodysplasin inhibits Wnt signaling to help form hair follicles.
102 citations,
July 2020 in “International journal of molecular sciences” Hormones like testosterone and estrogen significantly affect hair growth and structure.
96 citations,
March 2007 in “Developmental biology” The study found that the protein Dkk4 helps regulate hair growth by controlling Wnt signaling in mice.
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.
81 citations,
February 2014 in “EMBO molecular medicine” Activating Nrf2 in skin cells causes skin disease similar to chloracne in mice.
73 citations,
January 2002 in “Journal of Investigative Dermatology” Epidermal stem cells don't use gap junctions to communicate.
71 citations,
November 2005 in “The journal of investigative dermatology. Symposium proceedings/The Journal of investigative dermatology symposium proceedings” Edar signaling is crucial for proper hair follicle development and function.
69 citations,
February 2008 in “The American journal of pathology” Controlled delivery of specific RNA and IL-4 restored hair growth in mice with autoimmune alopecia.
68 citations,
August 2014 in “PeerJ” Human hair proteins vary by individual, body site, and ethnicity, useful for forensics.
63 citations,
November 2012 in “Journal of Cellular Biochemistry” Runx1 affects hair growth, cancer development, and autoimmune diseases in epithelial tissues.
61 citations,
January 2011 in “PloS one” Notch signaling is essential for healthy skin and hair follicle maintenance.
61 citations,
October 1996 in “Development” Hair growth can be stimulated by combining certain skin cells, which can rejuvenate old cells and cause them to specialize in hair follicle creation.
56 citations,
March 2015 in “Journal of Investigative Dermatology” Healthy mitochondria in skin cells are essential for proper hair growth and skin cell interaction in mice.
56 citations,
September 2010 in “Veterinary pathology” Certain mouse strains develop a skin condition similar to a human hair loss disease due to genetic defects.
56 citations,
August 1994 in “PubMed” Prolactin and melatonin can stimulate hair growth in Cashmere goat hair follicles, but melatonin may reduce follicle viability over time.
55 citations,
March 2010 in “Aging” Circadian clock genes are important for hair growth and may affect aging-related hair loss and graying.
53 citations,
October 1998 in “The journal of investigative dermatology/Journal of investigative dermatology” Topical calcitriol-analogs can reduce hair loss caused by chemotherapy.
51 citations,
November 1998 in “The journal of investigative dermatology/Journal of investigative dermatology” Beard cells, unlike scalp cells, produce growth factors in response to testosterone, which may explain differences in hair growth.
50 citations,
February 2004 in “Genomics” A gene mutation causes lanceolate hair in rats by disrupting hair shaft integrity.
45 citations,
August 2018 in “Stem Cells International” Stem cells, especially from fat tissue and Wharton's jelly, can potentially regenerate hair follicles and treat hair loss, but more research is needed to perfect the treatment.
45 citations,
October 2008 in “Cytokine & Growth Factor Reviews” Activins and follistatins, part of the TGFβ family, are crucial for hair follicle development and skin health, affecting growth, repair, and the hair cycle.
44 citations,
October 2019 in “International Journal of Molecular Sciences” Melatonin, usually known for sleep regulation, also has antioxidant properties that can protect skin, stimulate hair growth, and improve skin conditions, with topical application being more effective than oral use.