The human scalp has different types of pigment cells in hair follicles with varying abilities to produce pigment.
June 2025 in “British Journal of Dermatology” Consider amyloidosis in patients with specific nail changes and check for systemic issues.
158 citations
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December 2002 in “Development” Msx2-deficient mice experience irregular hair growth and loss due to disrupted hair cycle phases.
17 citations
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June 2011 in “The journal of investigative dermatology/Journal of investigative dermatology” The G60S Connexin43 mutation causes hair growth issues and poor hair quality in mice, similar to human ODDD patients.
January 2023 in “Figshare” Mouse skin and hair aging starts at 200 days, with changes in hair follicles and more white hairs as signs of aging.
24 citations
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July 1994 in “Journal of Investigative Dermatology”
February 2010 in “Journal of The American Academy of Dermatology” A woman's nail separation was likely caused by poor blood flow, and a treatment for similar conditions might help.
April 2023 in “Journal of Investigative Dermatology” Aging changes skin cells, leading to different DNA methylation and gene activity, affecting cell metabolism and aging signs.
April 2023 in “The journal of investigative dermatology/Journal of investigative dermatology” Deleting the Hoxc13 gene in frogs shows its crucial role in developing skin structures similar to hair.
2 citations
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December 2022 in “Scientific Data” The study maps how genes are regulated during mouse hair growth.
142 citations
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February 2016 in “Science” Foxc1 helps keep hair follicle stem cells inactive, preventing hair loss.
236 citations
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January 1951 in “Physiological zoology” Hair growth and pigmentation in mice involve specific stages crucial for research.
4 citations
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February 2023 in “International Journal of Stem Cells” The FTO gene hinders stem cells in hair follicles from becoming pigment cells.
April 2018 in “Journal of Investigative Dermatology” The conclusion is that the cornea has two types of stem cells, with Lrig1+ cells being key for renewal in aging corneas, independent of CD44.
Hair follicle stem cells are crucial for touch sensation and proper nerve structure in mice.
January 2003 in “Linchuang pifuke zazhi” Melanin granules can be expelled by exocytosis.
10 citations
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July 2001 in “PubMed” A new type of pachyonychia congenita may exist, caused by a different keratin mutation.
38 citations
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April 2005 in “Journal of Investigative Dermatology” Human hair follicle cells can become fat and bone cells, useful for therapy.
December 2004 in “PLoS ONE” The Foxn1(-/-) phenotype disrupts hair growth and affects skin stem cells.
September 2025 in “Digital Commons - RU (Rockefeller University)” FOXC1 is essential for keeping hair follicle stem cells inactive and maintaining their environment for healthy hair growth.
April 2023 in “Journal of Investigative Dermatology” Hair growth is driven by cells that move and change like a conveyor belt.
January 2007 in “Durham e-Theses (Durham University)” Hair growth and shedding involve specific cell changes and gene roles.
1 citations
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January 1989 Four antibodies were developed to help study hair follicle cell differentiation.
59 citations
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August 1981 in “PubMed” Trichilemmal keratinization is a unique process in hair follicles where the outer root sheath turns into keratin without a specific layer.
95 citations
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July 2010 in “Genes & development” Notch/CSL signaling controls hair follicle differentiation through Wnt5a and FoxN1.
1 citations
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July 2023 in “Nature communications” MOF controls key genes for skin development by regulating mitochondrial and ciliary functions.
June 2021 in “Research Square (Research Square)” The exact identity of skin stem cells and how skin cells differentiate is not fully known.
1 citations
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October 2024 in “European Journal of Histochemistry” Telocytes in silky fowl embryos develop distinct features and connections by the 20th day of incubation.
35 citations
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June 2012 in “PloS one” Keratin 15 expression in skin cells is regulated by two mechanisms involving PKC/AP-1 and FOXM1.
April 2026 in “npj Regenerative Medicine” Melanocyte stem cells in hair follicles are key to understanding and potentially preventing hair graying.