July 2007 in “Faculty Opinions – Post-Publication Peer Review of the Biomedical Literature” The BASP classification is a detailed system for categorizing hair loss in both men and women, but it may be complex for beginners and not fully suitable for grading female hair loss.
7 citations
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January 1988
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.
6 citations
,
April 2001 in “The Anatomical Record” A new method using hair pores can help align skin grafts better, improving results.
January 2001 in “Nishi Nihon hifuka” The document concluded that there are differences in hair growth cycles and skin cell turnover rates, which can be measured with electronic equipment.
18 citations
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June 1999 in “Statistical Methods in Medical Research” The document concludes that PK/PD modeling is important for determining the safe and effective dosages of drugs.
January 1991 in “Journal of Society of Cosmetic Chemists of Japan” Hair treatments can damage hair by changing its chemical content.
February 2023 in “Default Digital Object Group” October 2024 in “Zeitschrift für angewandte Mathematik und Physik” 18 citations
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August 2009 in “Skin Research and Technology” OCT can identify hair structures, but chemical treatments can damage them.
April 2025 in “Journal of Cosmetic Dermatology” The AI device accurately grades scalp exfoliation and can help diagnose scalp disorders.
6 citations
,
December 2018 in “Australasian Journal of Dermatology” The Trichoscopy Derived Sinclair Scale offers a more accurate and reliable way to measure hair loss severity than the traditional visual method.
1 citations
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September 2021 in “Journal of Cosmetic Dermatology” B-mode ultrasonography and shear-wave elastography can help predict androgenetic alopecia early.
288 citations
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June 2009 in “Human reproduction update” The modified Ferriman-Gallwey method is a useful tool for diagnosing hirsutism.
Variant G of the KRTAP20-1 gene improves wool curliness in Chinese Tan sheep.
1 citations
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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).
January 2009 in “Chinese journal of Clinical Medicine” A high neutrophil-to-lymphocyte ratio may predict poor response to hair loss treatment.
35 citations
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January 2000 in “Journal of comparative neurology” Rat vibrissae have sensory terminals with specific structures that help detect hair movements.
12 citations
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September 2013 in “BMC Biophysics” Keratin filaments' elasticity is influenced by their terminal domains and surrounding medium.
2 citations
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September 2004 in “International Journal of Cosmetic Science” Hair quality is genetically determined and linked to its composition and strength.
97 citations
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March 2010 in “The American Journal of Human Genetics” A mutation in the KRT74 gene causes tightly curled hair.
2 citations
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July 2013 in “Acervo Digital da Universidade Estadual Paulista (Universidade Estadual Paulista)” The shampoo effectively defines and models curls while reducing frizz and volume.
4 citations
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January 2015 in “Sen'i Gakkaishi” Hair and wool strength is affected by the number and type of bonds in their protein structures, with hair having more protein aggregates than wool.
84 citations
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September 2008 in “Developmental biology” Retinoic acid-binding proteins in skin are regulated by β-catenin and Notch signalling.
1 citations
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April 2025 in “Animals” The KRTAP13-3 gene affects wool fibre diameter variability in Chinese Tan sheep.
5 citations
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June 2016 in “Twin research and human genetics” Hair diameter and curvature are mostly determined by genetics.
The document concludes that measuring hair density, shaft diameter, growth rate, and anagen:telogen ratio is important for assessing hair growth treatments.
7 citations
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July 1981 in “Clinical and Experimental Dermatology” The normalized androgen ratio can help manage conditions with excess androgen activity in women.
7 citations
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October 2024 in “Drug Delivery and Translational Research” A 4% nanoparticle concentration and 4 Hz massage improve drug delivery into hair follicles.