66 citations,
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.
66 citations,
June 2010 in “Experimental Dermatology” The hair follicle is a great model for research to improve hair growth treatments.
45 citations,
March 2015 in “Clinical Endocrinology” Testosterone therapy is generally safe for transmen, improves sexual function, and has manageable health risks with proper monitoring.
26 citations,
July 1995 in “Small ruminant research” Melatonin implants affect the growth and pattern of cashmere goat fleece depending on the time of year they are given.
24 citations,
September 2001 in “Journal of The American Academy of Dermatology” Women's ovarian hormones and adrenal androgens change throughout life, affecting hair loss and health.
23 citations,
June 2015 in “Clinica Chimica Acta” Researchers found potential urine markers for polycystic ovary syndrome, including testosterone-glucuronide and 11α-hydroxyprogesterone, which may help diagnose the condition.
21 citations,
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.
18 citations,
January 2020 in “Ecology and evolution” Genes related to pigmentation, body rhythms, and behavior change during hares' seasonal coat color transition, with a common genetic mechanism in two hare species.
10 citations,
January 2009 in “Elsevier eBooks” Hair growth is influenced by hormones and goes through different phases; androgens can both promote and inhibit hair growth depending on the body area.
9 citations,
August 2013 in “Archives of Dermatological Research” A gene called BMAL1 plays a role in controlling hair growth.
8 citations,
July 2012 in “Cambridge University Press eBooks” Androgens can both increase body hair and cause scalp hair loss.
4 citations,
August 2023 in “Nature Communications” Mouse zigzag hair bends form due to a 3-day cycle of changes in hair progenitors and their environment.
1 citations,
September 2016 in “Springer eBooks” Sebum production varies by individual and is influenced by age, gender, and hormones, affecting skin and hair health.
January 2017 in “Chemistry & Industry” Eating fewer calories may slow aging and removing old cells can increase lifespan in mice.
27 citations,
April 2020 in “Molecular Biology and Evolution” Ancient Chinese goats evolved cashmere-producing traits due to selective breeding, particularly in genes affecting hair growth.
October 2013 in “Journal of the American College of Cardiology” Blood pressure that doesn't drop at night is linked to worse blood vessel function in people with high blood pressure.
29 citations,
January 2014 in “Frontiers in physiology” Understanding and tracking our body's natural daily rhythms could help improve heart health.
October 2013 in “Journal of the American College of Cardiology” People with non-dipper hypertension have higher aldosterone levels, more strain on their heart's venous system, and increased risk of endothelial dysfunction.
12 citations,
November 2014 in “PLOS Computational Biology” The study concluded that hair growth in mice is regulated by a stable interaction between skin cell types, and disrupting this can cause hair loss.
6 citations,
May 2020 in “Scientific reports” Researchers identified genes and proteins that may influence wool thickness in sheep.
1 citations,
December 2022 in “bioRxiv (Cold Spring Harbor Laboratory)” Pangolins have lost some skin-related genes, but kept others, showing complex skin evolution.
1 citations,
April 2020 in “bioRxiv (Cold Spring Harbor Laboratory)” Goat skin changes with the seasons due to genes affected by daylight and hormones.
115 citations,
May 2016 in “Clinical Medicine & Research” TSH is usually the only test needed to check thyroid function in primary care.
113 citations,
March 2018 in “Biological reviews/Biological reviews of the Cambridge Philosophical Society” Animals that change color with the seasons mainly do so in response to daylight changes, but climate change is causing camouflage problems that may require evolutionary changes.
50 citations,
January 2018 in “Acta physiologica” Working night shifts for four days can lower the body's ability to use insulin, which may increase the risk of type 2 diabetes.
33 citations,
January 2017 in “Conservation physiology” Measuring reproductive hormones in brown bear hair could help identify their sex and reproductive state, but better collection methods or lab techniques are needed.
10 citations,
January 2016 in “PLOS ONE” Researchers found 44 proteins that change during different hair growth stages and may be important for hair follicle function.
10 citations,
November 2015 in “American Journal of Primatology” Monkeys with more anxious or inhibited temperaments tend to have less hair loss.
7 citations,
January 2015 in “Genetics and molecular research” The RORα gene is active in different parts of cashmere goat hair follicles and may be influenced by melatonin, especially in December when hair growth changes.
1 citations,
May 2023 in “Journal of molecular evolution” Pangolins have lost some skin-related genes, but kept others, leading to their unique scales and skin features.