February 2026 in “Human Cell” MSC-CM can boost skin cell growth and movement, aiding skin repair.
115 citations
,
August 2008 in “The Journal of Clinical Endocrinology & Metabolism” Thyroid hormones help hair grow, reduce hair loss, and increase hair pigment.
9 citations
,
July 1993 in “The journal of investigative dermatology/Journal of investigative dermatology” Sex hormones and antiandrogens can either stimulate or inhibit human hair follicle cell growth depending on the dose.
August 2011 in “Planta Medica” 4-O-methylhonokiol from Magnolia Officinalis may promote hair growth by interfering with TGF-β1 effects in skin cells.
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.
19 citations
,
May 2008 in “Applied spectroscopy” Human hair has different protein structures in its cuticle and cortex.
314 citations
,
April 2010 in “Developmental Cell” β-catenin in the dermal papilla is crucial for normal hair growth and repair.
185 citations
,
June 2011 in “Molecular and cellular endocrinology” Skin cells produce and activate vitamin D, which regulates skin functions and supports hair growth.
28 citations
,
March 2017 in “Endocrinology” Removing vitamin D and calcium receptors in mice skin cells slows down skin wound healing.
May 2020 in “International journal of dermatology and venereology” Hair matrix cysts are rare skin nodules with unique features, often needing surgical removal.
June 2020 in “Journal of Investigative Dermatology” Tiny particles from skin cells can help activate hair growth.
17 citations
,
June 2012 in “Journal of experimental zoology. Part B, Molecular and developmental evolution” Hair in mammals likely evolved from glandular structures, not scales.
250 citations
,
November 2003 in “The Journal of Cell Biology” BMP receptor IA is essential for proper hair cell differentiation in mice.
68 citations
,
December 1983 in “British Journal of Dermatology” Major histocompatibility antigens are found in specific skin cells and structures, but not in sweat glands.
66 citations
,
October 1999 in “Annals of the New York Academy of Sciences” The Skin POMC System affects hair growth and skin responses to stress.
45 citations
,
September 2012 in “The Journal of Steroid Biochemistry and Molecular Biology” Vitamin D3 and its receptor help protect skin from UVB-related cancer.
43 citations
,
December 2008 in “Molecular biology of the cell” Disrupting Smad4 in mouse skin causes early hair follicle stem cell activity that leads to their eventual depletion.
34 citations
,
June 2008 in “In vitro cellular & developmental biology. Animal” Scientists created a long-lasting stem cell line from human hair that can turn into different skin and hair cell types.
26 citations
,
July 2016 in “PLOS ONE” Activating β-catenin in certain skin cells speeds up hair growth in mice.
9 citations
,
April 2006 in “American Journal of Pathology” SGK3 is essential for proper hair growth and health.
5 citations
,
January 2021 in “Frontiers in cell and developmental biology” Skin cysts might help advance stem cell treatments to repair skin.
5 citations
,
September 2012 in “Journal of Investigative Dermatology” Scientists can mimic hair disorders by altering genes in lab-grown human hair follicles, but these follicles lack some features of natural ones.
5 citations
,
March 2012 in “Microscopy Research and Technique” UVB radiation changes the chemical makeup and dries out human hair but doesn't alter its appearance or texture.
4 citations
,
January 2019 in “International journal of molecular sciences” Genetically modified sheep with more β-catenin grew more wool without changing the wool's length or thickness.
3 citations
,
June 2021 in “PLOS ONE” A topical BRAF inhibitor, vemurafenib, can speed up wound healing and promote hair growth, especially in diabetic patients.
February 2024 in “Journal of medicinal food” The research found a way to develop hair growth materials by targeting a specific signaling pathway.
January 2023 in “Open Life Sciences” VEGFR-2 activation is likely involved in hair follicle growth, survival, and development.
February 2010 in “Journal of the American Academy of Dermatology” Activating cAMP and ATP improves hair growth and strength.
November 2022 in “Journal of Investigative Dermatology” Dynlt3 is important for melanosome transport and skin coloration.
November 2021 in “bioRxiv (Cold Spring Harbor Laboratory)” 4-aminopyridine helps skin wounds heal faster and better.