April 2023 in “Journal of Investigative Dermatology” Scientists created a 3D skin model that shows typical signs of aging, which can help in aging research.
27 citations
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January 2012 in “Current Topics in Microbiology and Immunology” Mice that can regenerate tissue have cells that pause in the cell cycle, which is important for healing, similar to axolotls.
December 2014 in “TDX (Tesis Doctorals en Xarxa)” Cellular senescence is crucial for normal embryonic development but contributes to aging in adults.
42 citations
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July 2014 in “Journal of biological chemistry/The Journal of biological chemistry” Heparan sulfate is important for hair growth, preventing new hair formation in mature skin, and controlling oil gland development.
26 citations
,
July 2016 in “PLOS ONE” Activating β-catenin in certain skin cells speeds up hair growth in mice.
33 citations
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October 2013 in “PloS one” Human sweat glands have a type of stem cell that can grow well and turn into different cell types.
15 citations
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July 2016 in “Biochemical Journal” Wnt proteins from certain skin cells are crucial for normal hair growth and renewal.
42 citations
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December 2016 in “Cell Death & Differentiation” Damaging mitochondrial DNA in mice speeds up aging due to increased reactive oxygen species, not through the p53/p21 pathway.
11 citations
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March 2013 in “Journal of Applied Biomedicine” β-catenin helps hair follicle stem cells grow by activating a specific cell pathway.
11 citations
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January 2013 in “Methods in molecular biology” The method allows for 3D tracking of hair follicle stem cells and shows they can regenerate hair for up to 180 days.
Deleting Smad4 and PTEN genes in mice causes rapid, invasive forestomach cancer.
Deleting Smad4 and PTEN genes in mice causes rapid, invasive stomach cancer.
57 citations
,
January 2019 in “Stem Cell Research & Therapy” OCT4 helps hair stem cells renew and fight aging, potentially aiding hair regrowth.
16 citations
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October 2019 in “Biological & Pharmaceutical Bulletin” Houttuynia cordata extract may help hair grow by improving cell survival and increasing cell growth.
12 citations
,
August 2022 in “Stem cell reviews and reports” Increasing PBX1 reduces aging and cell death in hair follicle stem cells by boosting SIRT1 and lowering PARP1 activity.
37 citations
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April 2017 in “npj Regenerative Medicine” PDGF signaling is crucial for maintaining and renewing hair follicle stem cells, which could help treat hair loss.
3 citations
,
April 2022 in “Research Square (Research Square)” PBX1 reduces aging and cell death in stem cells by boosting SIRT1 and lowering PARP1.
13 citations
,
January 2017 in “Molecules” Compounds from Alpinia zerumbet may help with hair regrowth and cancer treatment by targeting PAK1.
1 citations
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October 2021 in “Clinical, Cosmetic and Investigational Dermatology” Vitamin B3 may help prevent hair loss and promote hair growth by protecting scalp cells from stress and reducing hair growth-blocking proteins.
195 citations
,
January 2008 in “Photochemistry and Photobiology” Visible light can damage skin and most sunscreens don't block it well; more research is needed on its effects and protection methods.
18 citations
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January 2013 in “Journal of Investigative Dermatology” WIF1 helps keep skin stem cells inactive to prevent excessive cell growth.
13 citations
,
September 2021 in “Current Issues in Molecular Biology” Dexpanthenol helps human hair follicle cells grow by preventing aging and death, and by supporting growth signals.
5 citations
,
November 2015 in “International Journal of Radiation Biology” Gamma-ray exposure can cause long-lasting damage to hair follicles, affecting hair structure and color.
December 2024 in “International Journal of Molecular Sciences” Platelet-rich fibrin may help reduce nonmelanoma skin cancer cell growth.
Different types of sun exposure damage skin cells and immune cells, with chronic exposure leading to more severe and lasting damage.
April 2016 in “Journal of Investigative Dermatology” Lithocholic acid helps hair growth and regeneration in alopecia by activating vitamin D receptors.
July 2025 in “Biotechnology and Bioprocess Engineering” Camellia japonica seed extract helps hair grow by activating hair follicles and preventing cell aging.
25 citations
,
August 2010 in “Journal of Biological Chemistry” Nuclear Factor I-C is important for controlling hair growth by affecting the TGF-β1 pathway.
55 citations
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March 2010 in “Aging” Circadian clock genes are important for hair growth and may affect aging-related hair loss and graying.
October 2024 in “Current Issues in Molecular Biology” Platycladus orientalis leaf extract helps hair grow by activating certain proteins.