Skin stem cells in hair follicles are important for touch sensation.
286 citations
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April 2009 in “The journal of neuroscience/The Journal of neuroscience” TRPA1 is crucial for mechanical sensitivity in skin sensory neurons.
15 citations
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December 2015 in “PLoS ONE” Fibroblasts can be mistaken for neural cells, so functional validation is needed.
5 citations
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August 2005 in “Anatomy and Embryology” Rat skin has a linear system of nerve fibers linked to hair follicles and muscles.
106 citations
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February 2014 in “eLife” Lanceolate complexes in mouse hair follicles are essential for touch and depend on specific cells for maintenance and regeneration.
21 citations
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April 1990 in “Journal of comparative neurology” The study found that nerve signals are stronger when there are more connection points, but not necessarily denser, along the nerve's path in the spine.
31 citations
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November 2016 in “Cell Reports” Touch sensitivity in mouse skin decreases during hair growth due to changes in touch receptors.
32 citations
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February 2019 in “eLife” BMP signaling is essential for the development of touch domes.
A person with a new mutation in the SCN1A gene developed brain inflammation after COVID-19.
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.
1 citations
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January 2021 in “Journal of The American Academy of Dermatology” Scalp nerve issues are linked to hair loss in men.
5 citations
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August 2023 in “Skin Research and Technology” Hairy skin feels prickling more intensely than smooth skin.
142 citations
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September 2020 in “Journal of neurophysiology” Young adults have about 230,000 tactile nerve fibers, decreasing 5-8% per decade with age.
April 2007 in “CRC Press eBooks” Certain vitamins in wrong amounts, alcohol abuse, metals, and other toxins can cause serious brain and nerve damage.
January 2016 in “Frontiers in Neurology” A clinical nutrition program improved sensory and motor function in a 60-year-old with anti-MAG neuropathy.
21 citations
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November 1969 in “Journal of Investigative Dermatology” A new staining method clearly shows nerves around eyebrow hair follicles.
140 citations
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February 2014 in “Neuron” Delta opioid receptors help regulate touch sensation by reducing neurotransmitter release in the spinal cord.
June 2023 in “bioRxiv (Cold Spring Harbor Laboratory)” Dopaminergic neurons in the gut have distinct subtypes, some releasing both dopamine and acetylcholine.
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.
Keratin gel may help repair damaged nerves.
70 citations
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February 2016 in “EMBO reports” Scientists found a specific group of itch-sensing nerve cells in mice important for feeling itch but not for sensing heat or touch.
April 2018 in “Journal of Investigative Dermatology” Sensitive scalp has higher pH, more redness, abnormal sebum, and altered bacterial makeup.
January 2026 in “Mendeley Data” Hair follicle stem cells and their exosomes help repair nerve injuries.
January 2026 in “Mendeley Data” Hair follicle stem cells and their exosomes help repair nerve injuries.
August 2022 in “bioRxiv (Cold Spring Harbor Laboratory)” Mouse touch-sensitive nerve cells adjust their connections based on competition with other similar cells.
September 2019 in “The journal of investigative dermatology/Journal of investigative dermatology” Mouse skin glands need healthy nerves to grow properly during hair growth phases.
1 citations
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June 2009 in “WakeSpace (Wake Forest University)” Keratin biomaterials can effectively aid peripheral nerve regeneration and improve recovery.
November 2024 in “Journal of Investigative Dermatology” Nerve fibers may worsen mast cell activity, leading to abnormal elastic fiber buildup from sun exposure.
March 2024 in “Cancer Research” Eliminating senescent cells can prevent and reverse chemotherapy-induced peripheral neuropathy.
September 2023 in “Journal of the American Academy of Dermatology” A rare benign scalp tumor in an infant requires surgical removal.