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.
58 citations
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November 2004 in “The journal of investigative dermatology/Journal of investigative dermatology” The Foxn1 gene is essential for normal nail and hair development.
189 citations
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May 1999 in “Microscopy Research and Technique” Neurotrophins, especially NGF, are crucial for pain development and management.
October 1988 in “Pediatric research” Certain maturity signs appear before and after the first release of sperm in boys.
October 2025 in “bioRxiv (Cold Spring Harbor Laboratory)” Aging reduces hair cell size and function in mice, contributing to hearing loss.
15 citations
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May 2003 in “The Laryngoscope” FGF-1 causes spiral ganglion neurites to branch more.
7 citations
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September 1980 in “Zoological Journal of the Linnean Society” Dendritic cells help regulate skin development and hair growth in mice.
3 citations
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July 2021 in “Life science alliance” PNKP is essential for keeping adult mouse progenitor cells healthy and growing normally.
January 2026 in “Neuroscience Applied” Hair cortisol levels decrease as children age, stabilizing around age 4.
August 2018 in “The Molecular Biology Society of Japan” 1 citations
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August 2025 in “Frontiers in Neuroscience” Cellular senescence may play a role in ALS, and anti-senescence therapies could be a promising treatment.
108 citations
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July 2004 in “American Journal of Pathology” Stress increases a factor in mice that leads to hair loss, and blocking this factor may prevent it.
1 citations
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June 2024 in “Skin Research and Technology” Human dermal fibroblast proteins help restore nerves during healing.
1 citations
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May 2022 in “Reproductive Endocrinology” Conditioned media from glial cell cultures improved uterine contractions in older rats.
Neurotrophins may contribute to genetic hair thinning by inhibiting hair growth.
During late pregnancy in rats, hormonal changes increased certain GABAA receptors in specific brain cells.
130 citations
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January 1994 in “Differentiation” Mouse hair follicle cells briefly grow during the early hair growth phase, showing that these cells are important for starting the hair cycle.
September 2013 in “Science” The document concludes that human astrocytes aid stroke recovery, research confidence affects student career aspirations, collagen affects cancer spread, a microRNA suppresses brain cancer growth, calmodulin regulates water channels, and small magnesium pieces deform differently.
53 citations
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April 1985 in “Developmental Biology” Fibronectin and other basement membrane components increase during hair growth and decrease during rest.
33 citations
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December 2017 in “Journal of neuroendocrinology” Sex and stress steroids quickly change brain cell structures in the hippocampus.
Moles may stop growing because of cell cooperation, not just because of aging cells.
April 2017 in “Plastic and reconstructive surgery. Global open” Baby and adult skin cells are different, with baby cells having more active pathways that could help grow new hair follicles.
Hair follicles supply a crucial brain development protein to the brain via platelets.
8 citations
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October 2024 in “Developmental Cell” 76 citations
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July 2009 in “Neuroscience” Neurosteroids like allopregnanolone help control cell death and growth in the developing fetal brain.
81 citations
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June 2006 in “Experimental Neurology” Neurosteroids may help prevent seizures in epilepsy.
November 2025 in “Stem Cell Reviews and Reports” The error in figures didn't affect the study's results or conclusions.
January 2020 in “bioRxiv (Cold Spring Harbor Laboratory)” Certain genetic variants in ERN1, TACR3, and SPPL2C are linked to when Alzheimer's disease starts.
September 2004 in “Experimental Dermatology” Stress increases nerve growth factor, causing hair loss in mice.
6 citations
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April 2021 in “NAR Genomics and Bioinformatics” PolyQ repeats in neural proteins evolve together, affecting brain function and disease.