506 citations
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January 2012 in “Molecular and Cellular Endocrinology” Melatonin affects many body functions beyond sleep by interacting with specific receptors in various tissues.
Ion sequential therapy improves heart function after a heart attack.
115 citations
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May 2016 in “Clinical Medicine & Research” TSH is usually the only test needed to check thyroid function in primary care.
26 citations
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March 1986 in “Clinical and Experimental Dermatology” Scalp hair grows at 0.37 mm/day, forearm hair at 0.18 mm/day, and thigh hair at 0.30 mm/day, with no significant differences found in people with certain hair conditions.
11 citations
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September 1992 in “Journal of pineal research” Immunizing goats against melatonin can temporarily change their cashmere growth cycles and increase fleece production.
1 citations
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May 2016 in “The Veterinary Journal” Glucocorticoids affect dogs' skin reactions to histamine, which vary by time of day.
3 citations
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September 2008 in “Current signal transduction therapy” Drugs that block GSK-3 show promise for treating various diseases.
March 2024 in “Antioxidants” Excessive blue light harms eye cells and disrupts sleep patterns.
28 citations
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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.
5 citations
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June 2011 in “PLoS ONE” Mammoth hair grew faster than human hair and showed seasonal changes in growth and mineral content.
April 2024 in “bioRxiv (Cold Spring Harbor Laboratory)” A gene network led by RSL4 is crucial for early root hair growth in response to cold in Arabidopsis thaliana.
5 citations
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November 1999 in “Medical Hypotheses” Minoxidil, a common hair loss treatment, might work by counteracting a hormone that reduces hair growth and promotes hair loss.
77 citations
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July 2020 in “Cell” Muscles and nerves that cause goosebumps also help control hair growth.
3 citations
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September 2022 in “Frontiers in veterinary science” Melatonin affects cashmere growth in goats by influencing stem cell and certain signaling pathways.
4 citations
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August 2023 in “Nature Communications” Mouse zigzag hair bends form due to a 3-day cycle of changes in hair progenitors and their environment.
13 citations
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December 2018 in “Development, Growth & Differentiation” Sex hormones, especially estradiol, can change chicken feather shapes and colors.
January 2021 in “Journal of clinical and cosmetic dermatology” Human skin responds to light with protective mechanisms, but more research is needed to understand these processes and their implications for health and therapy.
January 2017 in “Chemistry & Industry” Eating fewer calories may slow aging and removing old cells can increase lifespan in mice.
38 citations
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February 2005 in “The journal of sexual medicine” The testosterone patch and gel are both effective, but they have different absorption patterns and effects on hormone levels.
April 2024 in “Communications biology” Enzymes involved in Vitamin A metabolism affect hair growth and type in mice.
92 citations
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September 2013 in “Journal of Investigative Dermatology” BMAL1 and Period1 genes can influence human hair growth.
July 2023 in “Biomolecules” The circadian clock plays a key role in hair growth and its disruption can affect hair regeneration.
December 2024 in “Animals” RORA may help regulate hair growth by affecting hair follicle stem cells.
109 citations
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October 2007 in “Journal of pineal research” Melatonin helps regulate hair growth and protects the hair follicle from stress.
5 citations
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October 2022 in “Frontiers in bioengineering and biotechnology” Ro stress hindered ginseng root growth and ginsenoside production, but increased certain hormones and affected gene regulation related to plant growth and stress responses.
September 2025 in “Biomolecules” The skin microenvironment significantly affects hair growth and loss, offering potential treatment avenues.
12 citations
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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.
138 citations
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November 2015 in “Journal of Pharmacology and Experimental Therapeutics” Protoporphyrin IX is useful in cancer treatment but can cause health problems if not properly regulated.
17 citations
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August 2019 in “Frontiers in Immunology” Non-invasive methods show promise for diagnosing skin diseases like psoriasis and lupus but need more research for regular use.
85 citations
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May 2019 in “Journal of neuroendocrinology” The article concludes that better understanding gene regulation related to seasonal changes can offer insights into the mechanisms of seasonal timing in mammals.