February 2026 in “International Journal of Nanomedicine” Engineered exosomes with EGF and FGF improved hair growth in mice with hair loss.
November 2025 in “Journal of Natural Fibers” Human hair waste can be valuable in engineering and materials due to its unique properties.
July 2025 in “Bioactive Materials” New engineering methods show promise for regenerating hair follicles using stem cells and advanced technologies.
New hair regrowth therapies show promise but need more research.
March 2025 in “International Journal of Molecular Sciences” Melatonin promotes hair growth and quality by enhancing hair follicle development and reducing stress.
August 2024 in “Current Issues in Molecular Biology” Key genes and RNAs related to hair growth in sheep were identified, aiding future breeding improvements.
Transplanted rat hair follicles grew hair and had increased but not fully restored nerve connections in mice.
October 2023 in “Cell & bioscience” A special gene region controls the re-emergence of a primitive wool type in Merino sheep, improving their wool yield and adaptability.
Hairlessness in mammals is due to complex genetic changes in both genes and regulatory regions.
Skin stem cells in hair follicles are important for touch sensation.
Hair follicle stem cells are crucial for touch sensation and proper nerve structure in mice.
13 citations
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February 2019 in “Zoology” Lustre mutant sheep have normal hair structure and proteins but differ in felting properties.
2 citations
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February 2023 in “International journal of molecular sciences” Body hairs can be used in forensic science and toxicology like scalp hair.
February 2026 in “Advanced Sensor Research” Advanced technologies can improve understanding and monitoring of skin-brain interactions.
January 2025 in “Scientific Reports” Hair analysis can show changes in vitamin D levels over time.
April 2024 in “Communications biology” Enzymes involved in Vitamin A metabolism affect hair growth and type in mice.
7 citations
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December 2011 in “Annals of anatomy” Involucrin helps strengthen the inner parts of human hair.
4 citations
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January 1981 in “PubMed” Hair medullary cells in mammals vary in complexity, with humans having more structured cells similar to inner root sheath cells.
March 2010 in “Faculty Opinions – Post-Publication Peer Review of the Biomedical Literature” Beard hair medulla cells have a unique and varied keratin pattern.
3 citations
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March 2009 in “Hirosaki University Repository for Academic Resources (Hirosaki University)” Hirosaki hairless rats have sparse, twisted hair due to missing hair keratin genes.
39 citations
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February 1990 in “The journal of cell biology/The Journal of cell biology” Trichohyalin, a hair follicle protein, has a part with repeating patterns of 23 amino acids.
248 citations
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April 1988 in “Differentiation” Human and bovine hair follicles have distinct cytokeratins specific to hair-forming cells.
17 citations
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June 2012 in “Journal of experimental zoology. Part B, Molecular and developmental evolution” Hair in mammals likely evolved from glandular structures, not scales.
46 citations
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November 1963 in “Journal of Histochemistry & Cytochemistry” Arginine converts to citrulline in hair follicles as proteins harden.
25 citations
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December 1973 in “Biochemical Journal” Guinea-pig hair and follicle proteins are mostly similar, but follicles have more group 2 proteins and fewer group 3 and 4 proteins.
9 citations
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February 2016 in “Anatomical Science International” Hair proteins change location and structure as hair cells mature.
72 citations
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May 1993 in “The Journal of Cell Biology” Trichohyalin in sheep hair follicles may help with structure and calcium binding.
71 citations
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June 2005 in “Journal of Investigative Dermatology” PAD enzymes play a key role in hair growth and structure.
65 citations
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February 1992 in “Development” Type II keratin genes are crucial for hair follicle differentiation and have a conserved structure and expression pattern.
26 citations
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December 1990 in “Journal of Biological Chemistry” Two specific genes are more active during hair growth in mice.