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December 2004 in “Dermatology” Kenogen increases with hair loss in women.
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August 2022 in “International Journal of Molecular Sciences” TSC2-/meth cells can cause skin lesions, hair growth, and lung issues, and may be treated with chromatin remodeling agents.
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March 2007 in “Skin Research and Technology” The conclusion is that exogen is a unique hair cycle phase and the new sampling method specifically targets this stage, which may help in future hair loss research.
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November 1967 in “American Journal of Anatomy” Hairless mice have longer hair follicles and abnormal structures during the catagen phase.
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January 1970 in “Cell and Tissue Research”
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January 2015 in “Cold Spring Harbor Perspectives in Medicine” Hair growth phase and certain genes can speed up wound healing, while an inflammatory mediator can slow down new hair growth after a wound. Understanding these factors can improve tissue regeneration during wound healing.
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January 1994 in “Differentiation” Mouse hair follicle cells briefly grow during the early hair growth phase, showing that these cells are important for starting the hair cycle.
November 2013 in “Institutional Repositories DataBase (IRDB)” Gamma-ray exposure during hair rest phase harms hair growth and color in mice.
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November 2017 in “British Journal of Dermatology” Cells in hair die by breaking down their DNA and mitochondria as they form keratin.
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May 2013 in “Journal of the European Academy of Dermatology and Venereology” Hair growth slows and shedding increases after childbirth, but most women don't experience excessive hair loss.
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January 1992 in “Carcinogenesis” TPA strongly increases ODC activity in certain skin cells, potentially aiding tumor growth.
November 2001 in “CRC Press eBooks” Hair loss from telogen effluvium happens when a disturbance or imbalance causes hair to fall out prematurely.
December 2022 in “Biochemical and Biophysical Research Communications” HtrA2 activity is crucial for normal hair growth by regulating fat cell development.
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October 1988 in “Clinics in Dermatology” Hormones, nutrition, and seasonal changes regulate hair growth cycles, with androgens extending growth phases and factors like aging and malnutrition affecting hair loss and thinning.
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January 2018 in “Scientific reports” Bioluminescence imaging can track hair follicle cells and help study hair regrowth.
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October 2021 in “Scientific Reports” Inhibiting glycogen metabolism can promote hair growth.
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November 2003 in “The FASEB Journal” Epimorphin helps start hair growth in mice.
December 2015 in “OPAL (Open@LaTrobe) (La Trobe University)” Estrogen speeds up hair follicle cell death, causing early hair growth cycle changes, but only if a specific receptor is present.
January 2018 in “Springer eBooks” Telogen effluvium is hair loss caused by disruption of the normal hair cycle.
February 2026 in “Biomedicine & Pharmacotherapy” MLPH helps hair grow by activating IGF-1 signaling in hair cells.
November 2025 in “Journal of Investigative Dermatology” Tanning ability is linked to specific DNA changes in skin genes.
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May 2017 in “Journal of Clinical Oncology” ETC-159 was safe up to 30 mg, but no tumor shrinkage was seen.
January 2024 in “Biological & pharmaceutical bulletin” Panax ginseng extract helps human hair grow by encouraging growth phase transition and cell proliferation while reducing certain protein expression.
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June 2006 in “Journal of Dermatological Science” PDGF isoforms can promote and sustain hair growth.
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December 2020 in “Developmental cell” Chemotherapy drugs can cause abnormal growth and changes in healthy skin and gland cells.