January 2025 in “Arquivo Brasileiro de Medicina Veterinária e Zootecnia” Agoutis in captivity have more resting (telogen) hairs than growing (anagen) hairs, regardless of season or gender.
21 citations
,
April 2000 in “Journal of Cutaneous Pathology” The hamartoma is an abnormal hair growth with limited development in the upper hair follicle.
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.
3 citations
,
March 2013 in “American Journal of Dermatopathology” Ossification in trichilemmal cysts is more common than previously believed.
November 2022 in “The journal of investigative dermatology/Journal of investigative dermatology” Researchers made a detailed map of gene activity for different parts of human hair follicles to help create targeted hair disorder treatments.
January 1997 in “Han-guk hyeonmigyeong hakoeji/Applied microscopy” The hair follicle's connection to connective tissue is weaker than the skin's.
2 citations
,
January 2010 Tianzhu white yak hair varies in structure and density between fuzz and coarse hair.
67 citations
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July 2000 in “Proceedings of the National Academy of Sciences” The model accurately simulates human hair growth and hair loss patterns.
6 citations
,
January 2021 in “Journal of the mechanics and physics of solids/Journal of the Mechanics and Physics of Solids” The model shows that factors like follicle shape and stiffness are key for hair growth and anchoring.
394 citations
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October 2013 in “Nature” December 2004 in “PLoS ONE” The Foxn1(-/-) phenotype disrupts hair growth and affects skin stem cells.
1 citations
,
October 2023 in “Veterinary Dermatology” Transversal biopsy sections are better than longitudinal sections for diagnosing alopecia X.
17 citations
,
November 1967 in “American Journal of Anatomy” Hairless mice have longer hair follicles and abnormal structures during the catagen phase.
40 citations
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May 2012 in “British Journal of Dermatology” Recognizing specific features of African-American hair can help diagnose hair loss conditions.
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.
1 citations
,
September 2021 in “Journal of Cosmetic Dermatology” B-mode ultrasonography and shear-wave elastography can help predict androgenetic alopecia early.
69 citations
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May 1997 in “Veterinary Pathology” The angora mouse mutation causes long hair and hair defects due to a gene deletion.
37 citations
,
April 2015 in “Development Growth & Differentiation” The Hippo signaling pathway helps control organ size during regeneration by regulating gene expression.
30 citations
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April 2017 in “Journal of structural biology” Human hair keratin fibers have a detailed nano-scale structure that changes with different conditions.
56 citations
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January 1977 1 citations
,
July 2025 in “Genetics Selection Evolution” Nerve cells and other cell types work together to start horn growth in dairy goats.
17 citations
,
June 2012 in “Journal of experimental zoology. Part B, Molecular and developmental evolution” Hair in mammals likely evolved from glandular structures, not scales.
1 citations
,
December 2023 Hair grows in cycles and changes with age, starting from fetal development.
2 citations
,
April 2019 in “Experimental Dermatology” Hair follicles respond differently to pulling forces in various regions.
8 citations
,
July 2023 in “Cell stem cell” 15 citations
,
September 2009 in “European Journal of Histochemistry” CD90 is abundantly present on stem-like cells in dog hair follicles.
November 2024 in “International Journal of Dermatology” LC-OCT is a useful noninvasive tool for diagnosing and monitoring alopecia areata.
1 citations
,
June 1998 in “Journal of Forestry Research” Mammalian hair scales change from smooth to wavy due to friction.
4 citations
,
August 2023 in “Nature Communications” Mouse zigzag hair bends form due to a 3-day cycle of changes in hair progenitors and their environment.
May 2022 in “Dermatology practical & conceptual” Trichoscopy is crucial for diagnosing and managing androgenetic alopecia, showing increased vellus hairs, empty follicles, and fibrosis with severity.