9 citations
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August 2013 in “Archives of Dermatological Research” A gene called BMAL1 plays a role in controlling hair growth.
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.
38 citations
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August 2012 in “Biochemical and biophysical research communications” Human leukocytes and beard hair follicle cells have internal daily clocks, and PER1 and PER3 genes may indicate individual circadian rhythms.
92 citations
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September 2013 in “Journal of Investigative Dermatology” BMAL1 and Period1 genes can influence human hair growth.
237 citations
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February 2016 in “Science Translational Medicine” The timing of when the gene Bmal1 is active affects aging and survival, with its absence during development, not adulthood, leading to premature aging.
127 citations
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January 2015 in “Journal of Biological Rhythms” The skin's internal clock affects healing, cancer risk, aging, immunity, and hair growth, and disruptions can harm skin health.
6 citations
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December 2011 in “Nature” The circadian clock in skin cells controls their growth and rest cycles.
81 citations
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October 2014 in “The journal of investigative dermatology/Journal of investigative dermatology” Certain genes control the color of human hair by affecting pigment production.
30 citations
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March 2015 in “PLoS ONE” Thyroxine can adjust the body's peripheral clock, potentially helping treat clock-related diseases.
84 citations
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December 2017 in “EMBO Reports” Circadian rhythms are crucial for stem cell function and tissue repair, and understanding them may improve aging and regeneration treatments.
293 citations
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November 2011 in “Nature” The circadian clock affects skin stem cell behavior, impacting aging and cancer risk.
18 citations
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March 2015 in “Journal of Investigative Dermatology” Silencing certain circadian clock genes increases skin pigmentation.
July 2023 in “Biomolecules” The circadian clock plays a key role in hair growth and its disruption can affect hair regeneration.
5 citations
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December 2016 in “International journal of biometeorology” Bright light during the day doesn't change most human clock genes but may slightly increase Rev-erb-ß.
12 citations
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January 2019 in “Sleep medicine” Night shift work disrupts the body's natural clock genes.
11 citations
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January 2015 in “Skin pharmacology and physiology” Eating collagen peptides may help with skin and hair growth.
1 citations
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May 2025 in “Animal Bioscience” Four genes affect hair follicle density in goats.
21 citations
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September 2013 in “Journal of circadian rhythms” Intense exercise at night can delay the body's internal clock gene expression by 2 to 4 hours.
15 citations
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November 2015 in “Trends in biotechnology” Gene regulation could revolutionize hair color by altering pigmentation from within.
221 citations
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July 2012 in “Proceedings of the National Academy of Sciences of the United States of America” BMAL1 controls skin cell growth and UV damage risk, peaking at night.
22 citations
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June 2017 in “Stem cell reports” PTEN helps control the number and health of skin stem cells by working with the protein BMAL1.
January 2014 in “Journal of Investigative Dermatology” Proteins like aPKC and PDGF-AA, substances like adenosine and ATP, and adipose-derived stem cells all play important roles in hair growth and health, and could potentially be used to treat hair loss and skin conditions.
49 citations
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April 2016 in “International journal of molecular sciences” Shift nurses show altered body temperature and stress hormone levels, suggesting their body clocks adjust to irregular schedules.
15 citations
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April 2016 in “Hormones” Mutations in the NR3C1 gene cause a rare condition that affects hormone signaling and can lead to various symptoms, with dexamethasone as a treatment option.
1 citations
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March 2023 in “PloS one” Different amounts of daylight affect cashmere growth in goats by changing the activity of certain genes and molecules.
1 citations
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April 2020 in “bioRxiv (Cold Spring Harbor Laboratory)” Goat skin changes with the seasons due to genes affected by daylight and hormones.
February 2025 in “Biomolecules” RORA boosts autophagy in hair follicle stem cells, potentially aiding hair growth.
April 2024 in “Communications biology” Enzymes involved in Vitamin A metabolism affect hair growth and type in mice.
91 citations
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August 2014 in “Development” The circadian clock is crucial for tissue renewal and regeneration, affecting stem cell functions and having implications for health and disease.
166 citations
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August 2010 in “Proceedings of the National Academy of Sciences of the United States of America” Scientists found a new, less invasive way to study body clocks using hair cells, which shows shift workers' body clocks don't match their lifestyles.