Electrical stimulation with minoxidil boosts hair cell growth.
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.
January 2022 in “Stem cell biology and regenerative medicine” Improving dermal papilla cells can help regenerate hair follicles.
April 2023 in “The journal of investigative dermatology/Journal of investigative dermatology” Dermal papilla cell-derived exosomes can help stem cells grow hair.
25 citations
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May 2006 in “Annals of Botany” Root hair growth in wheat needs a specific G-actin gradient and high Ca2+ concentration at the tips.
112 citations
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February 2001 in “Journal of Investigative Dermatology” Neuropeptides affect hair growth, with some speeding it up and others slowing it down.
7 citations
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July 2025 in “The Journal of Physiology” C-tactile nerves are sensitive to hair movement.
Nipple area expansion in mice needs both pregnancy hormones and mechanical strain.
August 2006 in “Experimental dermatology” Human scalp hair follicles can produce and respond to several hormones, affecting hair growth and pigmentation.
109 citations
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April 1997 in “Archives of Dermatological Research” Mast cell and nerve fiber interactions in mouse skin change with the hair cycle.
30 citations
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February 2017 in “Histochemistry and Cell Biology” TPA promotes hair growth by increasing stem cell activity and activating specific cell signals.
86 citations
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May 2008 in “Cytokine & growth factor reviews” TNF family proteins are crucial for the development of skin features like hair, teeth, and mammary glands.
41 citations
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April 2009 in “Journal of comparative neurology” P2X3-IR fibers are widespread in rat skin and likely help detect pain.
9 citations
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February 2016 in “Anatomical Science International” Hair proteins change location and structure as hair cells mature.
24 citations
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April 2012 in “Developmental Biology” Dermal papillae cells, important for hair growth, come from multiple cell lines and can be formed by skin cells, regardless of their origin or hair cycle phase. These cells rarely divide, but their ability to shape tissue may contribute to their efficiency in inducing hair growth.
Transplanted rat hair follicles grew hair and had increased but not fully restored nerve connections in mice.
144 citations
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June 2008 in “Cell Cycle” Hair follicle stem cells can help repair spinal cord injuries and improve walking.
November 2025 in “Stem Cell Reviews and Reports” The error in figures didn't affect the study's results or conclusions.
13 citations
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September 2021 in “Current Issues in Molecular Biology” Dexpanthenol helps human hair follicle cells grow by preventing aging and death, and by supporting growth signals.
3 citations
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August 2024 in “The Journal of Cell Biology” Actin filaments help stabilize and reshape cell membranes.
January 2018 in “Belarusian State Pedagogical University repository (Belarusian State Pedagogical University)” Adipose-derived stem cells can be used to create cells that help grow new hair.
Skin stem cells in hair follicles are important for touch sensation.
July 2013 in “University of Southern California Digital Library” New stem cells in nails and sweat glands can regenerate skin and hair.
19 citations
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November 2001 in “Journal of Investigative Dermatology Symposium Proceedings” Human hair follicles can regenerate and recover after severe injury by going through a brief abnormal resting phase before growing again.
Encapsulating hair follicle cells in a special gel boosts their activity.
March 2024 in “Tissue and cell/Tissue & cell” Telomerase-positive cells are mainly in the bulb matrix and outer root sheath of hair follicles.
7 citations
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August 2008 in “Immunogenetics” A gene mutation in mice causes increased mast cells and disorganized hair follicles in their skin.
26 citations
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July 2016 in “PLOS ONE” Activating β-catenin in certain skin cells speeds up hair growth in mice.
32 citations
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July 2003 in “Histochemistry and Cell Biology”
1 citations
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December 2020 in “bioRxiv (Cold Spring Harbor Laboratory)” Sox9 levels in brain stem cells affect whether they stay as stem cells or become neurons.