33 citations
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December 2017 in “Journal of neuroendocrinology” Sex and stress steroids quickly change brain cell structures in the hippocampus.
43 citations
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December 2012 in “The Journal of Steroid Biochemistry and Molecular Biology” Progesterone protects neurons from damage by converting to allopregnanolone, which works through GABAA receptors.
66 citations
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July 2007 in “Journal of Molecular Medicine” Stress increases certain chemicals in the skin and nerves, which might worsen skin conditions.
18 citations
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March 2020 in “Frontiers in Neuroendocrinology” The enzymes 5α-reductase and 3α/β-hydroxysteroid oxidoreductase help create brain-active substances from progesterone and testosterone, which could be used for treatment, but more research is needed to ensure their safety and effectiveness.
238 citations
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February 2007 in “Journal of Neuroscience” Ovarian and stress hormones can change GABA A receptors through neurosteroids.
12 citations
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September 2002 in “Journal of Neurochemistry” Pregnancy-related hormone changes affect Y1 receptor gene expression in mice.
9 citations
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January 2005 in “Experimental Dermatology” Human hair follicles can produce stress hormones like the body's main stress response system.
104 citations
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December 2004 in “Journal of Neurochemistry” Androgens help motor neurons grow by increasing neuritin.
August 2022 in “Theriogenology” Neurosteroids affect prolactin levels in sheep differently depending on stress and pregnancy conditions.
Bioactive compounds in neurocosmetics can improve skin health and emotional well-being.
28 citations
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November 2009 in “European Journal of Neuroscience” Progesterone and allopregnanolone increase glycine release in rat brain cells.
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March 2018 in “Analytical chemistry” Researchers created a new method to measure brain steroids, finding higher levels of certain steroids and changes due to a drug.
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April 2006 in “Brain Research” 5α-reduced neurosteroids may help regulate glial cell differentiation.
83 citations
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November 2006 in “European Journal of Neuroscience” Progesterone protects rat brain cells by enhancing GABA A receptor activity.
September 2004 in “Experimental Dermatology” Stress increases nerve growth factor, causing hair loss in mice.
146 citations
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January 2004 in “Hormones” Human skin acts like a hormone-producing organ, making and managing various hormones important for skin and hair health.
101 citations
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January 1997 in “Journal of Investigative Dermatology Symposium Proceedings” Nerves and chemicals in the body can affect hair growth and loss.
January 2020 in “Turkish Journal of Dermatology” Stress can affect skin and hair health through hormones.
82 citations
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August 2006 in “Pharmacology, Biochemistry and Behavior” Certain steroids in the brain affect mood and symptoms of depression, and treatments targeting these steroids show promise for improving these symptoms.
3 citations
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January 2022 in “Journal of neuroendocrinology” Sex hormones affect brain cells differently in males and females.
18 citations
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January 2013 in “Psychoneuroendocrinology” Neonatal neurosteroid levels affect adult brain function and behavior.
November 2025 in “Stem Cell Reviews and Reports” The error in figures didn't affect the study's results or conclusions.
February 2026 in “Advanced Science” TTNPB helps turn stem cells into neural stem cells, improving depression-like behaviors in rats.
42 citations
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March 2008 in “Molecular and Cellular Endocrinology” Hormones and neuroendocrine factors control hair growth and color, and more research could lead to new hair treatment options.
19 citations
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January 2012 in “Frontiers in Neural Circuits” Neurosteroids and benzodiazepines reduce neuron excitability, with lasting effects on inhibitory neurons.
May 2006 in “Frontiers in Neuroendocrinology” Progesterone and its metabolites affect myelin protein expression differently in male and female rat Schwann cells.
123 citations
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May 2009 in “Journal of Neuroscience” In late pregnancy, allopregnanolone reduces stress responses in rats by affecting brain chemicals.
91 citations
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May 2003 in “PubMed” Neuroactive steroids affect cocaine's rewarding effects through the sigma1 receptor.
January 1990 in “Insula-revista De Letras Y Ciencias Humanas” The skin acts as an endocrine organ, producing and managing hormones essential for body functions.
October 2023 in “IBRO neuroscience reports” Rat hair follicle stem cells have functional oxytocin receptors, useful for studying neuropsychiatric disorders.