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June 2015 in “Journal of circadian rhythms” An individual's morning or evening preference can predict changes in their body clock gene expression.
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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.
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.
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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.
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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.
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January 2023 in “International Journal of Molecular Sciences” Hair follicles could be used to noninvasively monitor our body's internal clock and help identify risks for related diseases.
Delta-opioid receptors affect skin cell circadian rhythms, possibly impacting wound healing and cancer.
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December 2021 in “Journal of biological rhythms” Shift work disrupts the body's natural clock, leading to health problems.
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June 2016 in “Hypertension research” New method uses hair follicle cells to estimate human body clock phase, potentially improving sleep disorder diagnosis.
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January 2019 in “Sleep medicine” Night shift work disrupts the body's natural clock genes.
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August 2013 in “Archives of Dermatological Research” A gene called BMAL1 plays a role in controlling hair growth.
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May 2016 in “Dermatology Online Journal” Changing estrogen levels during menopause might affect genes related to body rhythms and cause increased hair loss.
The trial aims to understand how obesity and lifestyle affect circadian rhythms in people with schizophrenia and bipolar disorder.
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November 2020 in “EBioMedicine” Disruptions in sleep-wake cycles can cause health problems like mental, metabolic, and heart diseases, and cancer.
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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.
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September 2013 in “Journal of Investigative Dermatology” BMAL1 and Period1 genes can influence human hair growth.
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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.
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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.
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June 2007 in “PLoS ONE” Birds can regenerate inner ear cells using specific gene pathways, unlike mammals.
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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.
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August 2014 in “BMC Endocrine Disorders” New findings explain how genetic changes, body clocks, and certain molecules affect tissue response to stress hormones.
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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.
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March 2015 in “PLoS ONE” Thyroxine can adjust the body's peripheral clock, potentially helping treat clock-related diseases.
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December 2011 in “Nature” The circadian clock in skin cells controls their growth and rest cycles.
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July 2015 in “Journal of Molecular Biology” The document concludes that for hair and feather growth, it's better to target the environment around stem cells than the cells themselves.
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July 2016 in “Scientific reports” People's decision-making can be influenced by their internal biological clocks, as shown by gene expression, not just self-reported preferences for morning or evening.
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May 2017 in “Molecular ecology” Researchers found genes that control hair color and growth change before the visible coat color changes in snowshoe hares.
31 citations
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January 2011 in “Dermato-endocrinology” Melatonin protects skin against UV damage by regulating various cellular processes.
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March 2015 in “Journal of Investigative Dermatology” Silencing certain circadian clock genes increases skin pigmentation.