January 2023 in “Nature Immunology” Certain immune cells help hair growth by regulating iron in the skin.
50 citations
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March 2001 in “Clinics in dermatology” Human hair is complex and grows in cycles starting from embryonic life.
356 citations
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December 1986 in “The journal of cell biology/The Journal of cell biology” Hair and nail cells share similar proteins, indicating a common differentiation pathway.
44 citations
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August 1990 in “PubMed” Keratins K1 and K10 are found in the inner root sheath and cuticle of human hair follicles.
Skin stem cells in hair follicles are important for touch sensation.
3 citations
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June 2013 in “Genes & development” CaV1.2 helps activate hair follicle stem cells without calcium flux.
3 citations
,
July 2021 in “bioRxiv (Cold Spring Harbor Laboratory)” Zebrafish regenerate sensory hair cells through three phases, offering insights for potential mammal applications.
November 2013 in “Faculty Opinions – Post-Publication Peer Review of the Biomedical Literature” Keratin 79 cells help form and regenerate hair canals.
47 citations
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August 2012 in “Cell Cycle” Stem cells in hair follicles can become neurons and other cells, especially in the upper part, useful for nerve repair.
7 citations
,
July 2025 in “The Journal of Physiology” C-tactile nerves are sensitive to hair movement.
17 citations
,
November 1967 in “American Journal of Anatomy” Hairless mice have longer hair follicles and abnormal structures during the catagen phase.
86 citations
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May 2002 in “Journal of Investigative Dermatology” A new keratin, hK6irs1, is found in all layers of the hair follicle's inner root sheath.
August 2022 in “bioRxiv (Cold Spring Harbor Laboratory)” Mouse touch-sensitive nerve cells adjust their connections based on competition with other similar cells.
18 citations
,
January 1994 in “Skin Pharmacology and Physiology” Human dermal fibroblasts and hair papilla cells help outer root sheath cells grow and develop properly.
15 citations
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May 2010 in “International Journal of Cosmetic Science” The cell membrane complex in mammalian hair has three distinct types with different structures and chemical properties.
41 citations
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January 2001 in “Journal of Investigative Dermatology”
Hair follicle stem cells are crucial for touch sensation and proper nerve structure in mice.
3 citations
,
December 2013 in “Journal of Cell Science” Keratin 79 cells help form and regenerate hair canals.
October 2018 in “Deep Blue (University of Michigan)” Hair follicle development involves specific cells and genes, crucial for understanding severe skin diseases like harlequin ichthyosis.
The inner root sheath in hair follicles plays a key role in hair growth and health.
13 citations
,
November 1995 in “European Archives of Oto-Rhino-Laryngology” November 2025 in “Journal of Investigative Dermatology” Skin-associated cartilage cells can influence hair growth by altering specific signaling pathways.
20 citations
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October 1995 in “Biochimica et Biophysica Acta (BBA) - Gene Structure and Expression” hHb1, hHb3, and hHb6 mRNAs start expressing at the same time in hair follicles.
March 2026 in “Journal of Bioscience and Bioengineering” Oxytocin from hair cells helps hair growth and stem cell increase.
April 2023 in “Research Square (Research Square)” Exosomes protect ear hair cells from damage by controlling cell waste removal, potentially helping treat hearing loss.
745 citations
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February 1992 in “Trends in genetics” Hair follicles create different cell layers and proteins, controlled by various molecules.
7 citations
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January 2017 in “Sub-cellular biochemistry/Subcellular biochemistry” 9 citations
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February 2016 in “Anatomical Science International” Hair proteins change location and structure as hair cells mature.
4 citations
,
April 1989 in “The Journal of Dermatology” Trichohyalin granules help inner root sheath cells in hair follicles harden by integrating with keratin filaments.
48 citations
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January 2002 in “Journal of Structural Biology” Trichocyte filaments have a low-density core and may include proteins for hair structure.