Dark hair with a red beard likely evolved for camouflage, not attraction.
May 2012 in “Scientific American” New app improves storm surge predictions; advances in baldness treatment show potential but require time.
April 2026 in “Nature Communications” Aged corneal cells can revert to a stem-like state to help repair tissue.
7 citations
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June 2015 in “EMBO Reports” Forensic DNA phenotyping can help generate new leads in cold cases but faces accuracy, legal, and acceptance challenges.
April 2025 in “Dermatology Practical & Conceptual” UV-enhanced trichoscopy helps diagnose hair shaft disorders like pili annulati.
30 citations
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May 2020 in “Forensic Science International Genetics” The method improved hair analysis for better forensic identification.
384 citations
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January 2008 in “Journal of Internal Medicine” Mitochondrial dysfunction contributes to ageing by causing DNA mutations and reduced cell function.
November 2005 in “Hair transplant forum international” It's not possible to get unlimited hair for transplants from the same donor area.
80 citations
,
June 2002 in “Molecular Biology of the Cell” Type II keratins are uniquely phosphorylated during stress and mitosis, affecting their structure and function.
Different hair growth phases affect how follicles respond to X-rays, and hormones like testosterone and dihydrotestosterone play a key role in baldness; transplanted hair can grow on bald scalp areas.
28 citations
,
November 2012 in “Experimental dermatology” A protein complex called mTORC1 likely affects when hair growth starts in mice.
5 citations
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November 2015 in “International Journal of Radiation Biology” Gamma-ray exposure can cause long-lasting damage to hair follicles, affecting hair structure and color.
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.
112 citations
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January 2004 in “The International journal of developmental biology” Feather patterns form through genetic and epigenetic controls, with cells self-organizing into periodic patterns.
43 citations
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August 2008 in “Regenerative Medicine” Scientists created early-stage hairs from mouse cells that grew into normal, pigmented hair when implanted into other mice.
42 citations
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January 2014 in “Cold Spring Harbor Perspectives in Medicine” Hair growth is influenced by various body and external factors, and neighboring hairs communicate to synchronize regeneration.
36 citations
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October 1993 in “British Journal of Dermatology” Human hair follicles can grow in a lab for at least 9 days without serum, keeping their natural characteristics.
8 citations
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October 2020 in “Stem cell research & therapy” DNMT1 helps turn hair follicle stem cells into fat cells by blocking a specific microRNA.
39 citations
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December 2012 in “The American Journal of Human Genetics” Mutations in the SNRPE gene cause hereditary hair loss.
15 citations
,
August 2013 in “Stem Cells and Development” The method increases stem-like cells for better skin regeneration.
5 citations
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August 2012 in “Archives of Dermatology” The immune system can cause permanent skin and hair whitening by attacking pigment cells.
April 2011 in “Faculty Opinions – Post-Publication Peer Review of the Biomedical Literature” Bald men with male pattern baldness still have hair stem cells, but lack certain cells needed for hair growth.
January 2011 in “Faculty Opinions – Post-Publication Peer Review of the Biomedical Literature” Bald men with male pattern baldness still have hair stem cells, but lack certain cells needed for hair growth.
45 citations
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March 2001 in “Journal of Investigative Dermatology” A new protein, mK6irs, is found in specific hair layers and may help understand hair growth and diseases.
April 2018 in “The journal of investigative dermatology/Journal of investigative dermatology” Certain immune cells, when activated by specific signals, can encourage hair growth.
February 2010 in “Journal of The American Academy of Dermatology” Mimicking growth factors in a topical solution can prolong hair growth phase and reduce hair loss without side effects.
82 citations
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September 2018 in “Nature Communications” A certain smell receptor in hair follicles can affect hair growth when activated by a synthetic sandalwood scent.
October 2024 in “Preprints.org” Hair helps prevent scalp skin cancer by supporting immune protection.
16 citations
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January 1998 in “Dermatology” Androgens may worsen a natural hair resting phase, possibly leading to hair loss.