5 citations
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May 2011 in “Movement Disorders” Finasteride may help reduce tic severity in male Tourette syndrome patients.
40 citations
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May 2016 in “Proceedings of the National Academy of Sciences of the United States of America” Changes in keratin make hair follicles stiffer.
3 citations
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August 2012 in “Nature Cell Biology” Certain proteins help nerve cells branch, and other findings relate to cancer, stem cell behavior, and cell division.
January 2006 in “Chinese Journal of Dermatology” Amelanotic melanocytes from hair follicles are immature and likely don't transfer melanosomes to keratinocytes.
98 citations
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December 2015 in “The Journal of Cell Biology” Keratin is crucial for skin barrier formation and affects mitochondrial function.
Type II spiral ganglion neurites avoid high concentrations of laminin and fibronectin.
August 2024 in “International Journal of Molecular Sciences” Actin filaments help root hairs grow faster and longer under low potassium stress.
19 citations
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May 2008 in “Applied spectroscopy” Human hair has different protein structures in its cuticle and cortex.
24 citations
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September 2002 in “Dermatologic Surgery” The study found that hair follicles are above muscle connections in the scalp, which may help protect stem cell areas.
44 citations
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October 1990 in “Archives of Dermatological Research” The connective tissue around hair follicles changes structure throughout the hair cycle.
13 citations
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November 2007 in “Journal of Structural Biology” Keratin heterodimers are preferred for their specific and structural advantages.
April 2018 in “Journal of Investigative Dermatology” The keratin network in mouse skin changes during cornification and affects the skin's protective barrier.
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.
13 citations
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January 2001 in “Pediatric dermatology” A dark-haired Chinese girl had hair that looked banded under certain light but was normal under a microscope.
1 citations
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July 2015 in “Microscopy Research and Technique” Friedreich's ataxia causes thin, weak hair with surface damage and cavities.
8 citations
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May 2005 in “The American journal of dermatopathology/American journal of dermatopathology” The hair defect is due to abnormal inner root sheath keratinization.
34 citations
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July 1958 in “Biochimica et Biophysica Acta” 45 citations
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August 1992 in “PubMed” The rat vibrissa follicle can quickly remodel its basement membrane during hair growth, affecting cell signaling and activity.
June 2021 in “bioRxiv (Cold Spring Harbor Laboratory)” KIF18B is important for correctly positioning cell division machinery in skin cells, affecting hair follicle development.
27 citations
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March 2018 in “Journal of Experimental Biology” Wool fibre curvature is due to longer orthocortical cells compared to paracortical cells.
2 citations
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August 1987 in “Analytical Biochemistry” A new method isolated previously undetected hair proteins rich in glycine and tyrosine.
226 citations
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May 2004 in “Journal of Biological Chemistry” Collagen XXII is a marker for tissue junctions, aiding in structural integrity and found in muscles, heart, skin, and arthritic joints.
40 citations
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February 1994 in “Journal of Investigative Dermatology” 12 citations
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December 2011 in “Journal of Dermatological Science” The C-terminal tail of AHF/trichohyalin is essential for organizing keratin filaments in keratinocytes.
26 citations
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June 2005 in “British Journal of Dermatology” Calretinin identifies the companion cell layer in human hair follicles.
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.
7 citations
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May 1988 in “International Journal of Dermatology” The patient's hair has unique structural differences with alternating bright and dark bands.
23 citations
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January 1981 Hair is mostly made of three protein types: helical, high-sulfur, and high-tyrosine.
15 citations
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January 1988 Hair follicles have unique proteins that vary by species and are influenced by nutrition.
2 citations
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November 1996 in “PubMed” Most people have similar hair protein patterns, but a rare variant was found in two women.