5 citations
,
June 2011 in “PLoS ONE” Mammoth hair grew faster than human hair and showed seasonal changes in growth and mineral content.
April 2023 in “The journal of investigative dermatology/Journal of investigative dermatology” Developing hair follicles form from ring-shaped patterns, with future stem cells originating from the outer ring, not the upper layers, as previously thought.
25 citations
,
June 2003 in “Journal of Investigative Dermatology Symposium Proceedings” Phototrichogram and hair diameter measurements are effective, noninvasive ways to assess hair growth and detect early hair loss, with the most common pattern being reduced hair density.
June 2017 in “Mechanisms of development” Hox genes control hair follicle stem cell regeneration in different body regions.
1 citations
,
November 2014 in “Journal of Biomedical Optics” Reflectance spectroscopy can noninvasively track hair growth stages by measuring skin reflectance and melanin changes.
8 citations
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January 2016 in “Journal of Investigative Dermatology” The research created a model to understand human hair growth cycle, which can help diagnose and treat hair growth disorders and test potential hair growth drugs.
June 2026 in “EXPERIMENTAL & CLINICAL MEDICINE GEORGIA” Trichoscopy is useful for assessing androgenetic alopecia severity but can't determine hair loss stage alone.
July 1993 in “Journal of Radioanalytical and Nuclear Chemistry” Mouse hair element patterns vary, making it unreliable for tracking time.
11 citations
,
January 2013 in “Methods in molecular biology” The method allows for 3D tracking of hair follicle stem cells and shows they can regenerate hair for up to 180 days.
July 2022 in “The journal of investigative dermatology/Journal of investigative dermatology” Scientists created a detailed map of gene activity in different parts of human hair follicles.
Quickly fix tissue in formalin after excision to preserve it.
May 1988 in “Journal of Forensic Sciences” A new method accurately determines hair blood type and can be used on dust samples.
1 citations
,
January 2020 in “Microscopy research” Researchers successfully grew hair follicle stem cells from mice and humans, which could be useful for tissue engineering and regenerative medicine.
132 citations
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September 2009 in “Experimental Dermatology” A reliable system was developed to distinguish hair growth stages, aiding in identifying hair growth promoters or inhibitors.
4 citations
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January 2018 in “Microscopy research” Scientists found markers called CD34 and CD200 that help identify stem cells in mouse and human hair follicles.
6 citations
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February 2022 in “European journal of endocrinology” The method can measure multiple hormones in women's hair and may help identify hormone-related health issues.
Hair microscopy is a useful and affordable way to diagnose hair disorders.
37 citations
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April 2015 in “Development Growth & Differentiation” The Hippo signaling pathway helps control organ size during regeneration by regulating gene expression.
17 citations
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November 2017 in “PLoS ONE” Transplanted bone marrow cells actively move, form clusters, and grow after transplantation.
72 citations
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February 1990 in “British Journal of Clinical Pharmacology” Hair analysis can track haloperidol dosage history.
January 1987 in “Data Archiving and Networked Services (DANS)” Hair follicles are useful for studying human cell changes.
7 citations
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July 2008 in “Experimental Dermatology” The study concluded that a protein important for hair strength is regulated by certain molecular processes and is affected by growth phases.
14 citations
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January 1988
52 citations
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October 1999 in “Developmental Dynamics” Mutations in the hairless gene in mice affect its expression and lead to a range of developmental issues in multiple tissues.
20 citations
,
April 2002 in “PubMed” Mini rats have thinner skin, more fat, and different hair cycles than Wistar rats due to lower growth hormone levels.
13 citations
,
December 1983 in “Canadian journal of zoology” Heterotypic cell contacts likely help hair matrix cells differentiate during mouse hair follicle development.
5 citations
,
January 2019 in “Methods in molecular biology” Multiphoton microscopy can effectively image live cells in cornea, skin, and hair follicles over time.
1 citations
,
July 2024 in “International Journal of Cosmetic Science” Infrared techniques reveal glycogen, unsaturated lipids, and calcium compounds in hair.
October 2022 in “Hair Transplantation” Digital imaging tools help accurately assess hair transplant candidates.
1 citations
,
May 2019 in “Journal of The European Academy of Dermatology and Venereology” New method, hair distribution width (HDW), improves accuracy in diagnosing androgenetic alopecia (AGA).