759 citations,
February 2009 in “Current Biology” Hair follicles are complex, dynamic mini-organs that help us understand cell growth, death, migration, and differentiation, as well as tissue regeneration and tumor biology.
326 citations,
February 2009 in “The American journal of pathology” Lgr5 is a marker for active, self-renewing stem cells in the intestine and skin, important for tissue maintenance.
293 citations,
November 2011 in “Nature” The circadian clock affects skin stem cell behavior, impacting aging and cancer risk.
271 citations,
September 2008 in “Nutrition reviews” Vitamin D receptor interacts with certain dietary components to help prevent diseases and regulate hair growth.
240 citations,
April 2011 in “Pigment Cell & Melanoma Research” Melanocyte stem cells in hair follicles are key for hair color and could help treat greying and pigment disorders.
214 citations,
March 1993 in “Archives of Dermatology” Telogen effluvium is a reversible hair loss condition that requires a detailed diagnosis and often resolves on its own.
211 citations,
October 2001 in “The FASEB Journal” Noggin is necessary to start the hair growth phase in skin after birth.
199 citations,
April 2010 in “Nature” A gene called APCDD1, which controls hair growth, is found to be faulty in a type of hair loss called hereditary hypotrichosis simplex.
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.
185 citations,
December 2011 in “Molecular and cellular endocrinology” Skin cells produce and activate vitamin D, which regulates skin functions and supports hair growth.
171 citations,
July 2007 in “Journal of Investigative Dermatology” A substance called DKK-1 increases in balding areas and causes hair cells to die when exposed to DHT.
160 citations,
January 2009 in “Clinical Drug Investigation” HairMax LaserComb® effectively promotes hair growth and stops hair loss in males with androgenetic alopecia, with no serious side effects.
147 citations,
September 2006 in “Developmental Cell” Too much Smad7 changes skin and hair development by breaking down a protein called β-catenin, leading to more oil glands and fewer 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.
133 citations,
September 2013 in “Nature Reviews Molecular Cell Biology” Different types of stem cells and their environments are key to skin repair and maintenance.
116 citations,
May 2013 in “Proceedings of the National Academy of Sciences of the United States of America” Hair grows faster in the morning and is more vulnerable to damage from radiation due to the internal clock in hair follicle cells.
113 citations,
July 2015 in “Journal of Cosmetic Dermatology” Platelet-rich plasma may help with hair growth and skin quality but more research is needed to confirm its effectiveness.
103 citations,
November 2014 in “Journal of Cell Biology” MicroRNA-214 is important for skin and hair growth because it affects the Wnt pathway.
103 citations,
June 2007 in “Endocrinology and Metabolism Clinics of North America” Male pattern hair loss is genetic and influenced by hormones, with treatments like minoxidil and surgery available.
96 citations,
October 2000 in “The FASEB Journal” The p75 neurotrophin receptor is important for hair follicle regression by controlling cell death.
95 citations,
July 2010 in “Genes & development” Notch/CSL signaling controls hair follicle differentiation through Wnt5a and FoxN1.
89 citations,
September 2010 in “Annual Review of Genomics and Human Genetics” The document concludes that understanding the genes and pathways involved in hair growth is crucial for developing treatments for hair diseases.
88 citations,
July 2019 in “International Journal of Molecular Sciences” Using human fat tissue derived stem cells in micrografts can safely and effectively increase hair density in people with hair loss.
83 citations,
May 2013 in “International Journal of Molecular Sciences” Skin development in mammals is controlled by key proteins and signals from underlying cells, involving stem cells for maintenance and repair.
70 citations,
February 2019 in “The journal of immunology/The Journal of immunology” Short-chain fatty acids from *Cutibacterium acnes* cause skin inflammation, contributing to acne.
70 citations,
November 1984 in “Cell & tissue research/Cell and tissue research” Vitamin D3 affects cell differentiation in specific skin areas.
69 citations,
August 1999 in “Developmental biology” The nude gene causes skin cell overgrowth and improper development, leading to hair and urinary issues.
68 citations,
December 1991 in “Annals of the New York Academy of Sciences” Hair growth can be induced by certain cells found at the base of hair follicles, and these cells may also influence hair development and regeneration.
62 citations,
April 2009 in “British Journal of Dermatology” Epidermal stem cells could lead to new treatments for skin and hair disorders.
62 citations,
January 2003 in “Dermatology” Sunlight worsens hair loss; protect scalp.