Gray hair affects hair's movement and appearance, making it less bouncy and more wavy.
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January 2015 10 citations
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December 2024 in “EXPERIMENTAL ANIMALS” B6J mice live longer before 24 months, but B6N mice live longer after; both strains show weight gain, increased food and water intake, and health issues as they age.
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July 1993 in “Journal of Investigative Dermatology”
107 citations
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September 2002 in “Journal of Investigative Dermatology” Researchers found that hair shedding happens mostly when new hair is growing and involves a unique process.
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May 2022 in “The journal of immunology/The Journal of immunology” BST2 protein and certain T cells increase in early alopecia areata.
100 citations
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May 2003 in “Journal of Neuroscience” Neuroactive steroids affect cocaine's rewarding effects through the ς1 receptor.
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July 2022 in “Brain and Behavior” The HtrA1L364P mutation causes brain dysfunction and blood vessel damage.
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October 2009 in “Pharmacology Biochemistry and Behavior” 108 citations
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February 2013 in “JAMA” Transgender treatment includes hormones and surgery, but long-term effects are unknown and counseling is needed.
January 2024 in “Wiadomości Lekarskie” Multiomics is revolutionizing biology by enabling breakthroughs in research and disease diagnosis.
January 2018 in “Springer eBooks” Telogen effluvium is hair loss caused by disruption of the normal hair cycle.
13 citations
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July 2014 in “Cell stem cell” Stem cells can be primed to respond faster to injury through mTORC1 signaling, enhancing muscle regeneration.
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January 2013 in “Psychoneuroendocrinology” Neonatal neurosteroid levels affect adult brain function and behavior.
2 citations
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March 2020 in “Developmental cell” Stress can cause hair to turn gray by depleting pigment-producing cells through the release of a stress hormone.
October 2021 in “Journal of Investigative Dermatology” The study concludes that as skin matures from infancy to childhood, there are major changes in cell differentiation, stemness, and growth, leading to a stronger skin barrier in older children.
127 citations
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June 2008 in “British Journal of Clinical Pharmacology” Low doses of some substances can be beneficial, while high doses can be harmful or toxic.
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November 2009 in “European Journal of Neuroscience” Progesterone and allopregnanolone increase glycine release in rat brain cells.
37 citations
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March 1990 in “The Journal of Pediatrics” Toxic shock syndrome is caused by a complex interaction of bacterial toxins and the immune system, and understanding this can help improve diagnosis and treatment.
62 citations
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September 1974 in “Academy of Management Journal” Karl E. Weick suggested focusing on everyday events and smaller groups to improve organizational theory and urged the inclusion of nonobvious aspects for better explanations.
September 2013 in “Science” Certain astrocytes can protect the brain and improve recovery after a stroke, and a hair loss drug might reduce cancer spread.
1 citations
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November 2025 in “Cell Death and Disease” Understanding how mesenchymal stem cells stay undifferentiated can improve their use in treating diseases.
1 citations
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January 2025 in “International Journal of Cosmetic Science” Age-related hair curvature increases due to internal structural changes from grooming.
April 2008 in “Annals of General Psychiatry” Social isolation changes brain receptors and makes ethanol more impactful.
January 2026 in “Universität Zürich, ZORA”
July 2024 in “bioRxiv (Cold Spring Harbor Laboratory)” Hair loss in certain mice is linked to changes in keratin-related genes.
May 2019 in “bioRxiv (Cold Spring Harbor Laboratory)” Testosterone significantly affects urination differences between male and female mice.
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May 2022 in “Stem cell research & therapy” Disrupted stem cell signals in hairpoor mice cause hair loss.
38 citations
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January 2001 in “Neuroepidemiology” The current system can't fully test all combination treatments, so alternative methods and regulatory flexibility are needed.