7 citations
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August 2019 in “American Journal of Dermatopathology” Frontal fibrosing alopecia on limbs shows permanent inflammatory hair loss, not typical scarring.
February 2026 in “Journal of Allergy and Clinical Immunology” Alopecia areata involves immune system issues and specific cell types that disrupt hair growth, leading to hair loss.
128 citations
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January 1996 in “Journal of analytical toxicology.” Hair analysis can detect cocaine use but doesn't accurately show the amount or timing of use.
23 citations
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October 2012 in “ChemistryOpen” Probe detects finasteride with high selectivity and low detection limit.
10 citations
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July 2021 in “Archiv für Pathologische Anatomie und Physiologie und für Klinische Medicin” LRIG1 is linked to better survival in Merkel cell carcinoma.
August 2020 in “Textile research journal” The model helps understand how wool fiber structure affects its strength and flexibility.
April 2023 in “Journal of Investigative Dermatology” Psoriasis patients did not show more brain atrophy or small vessel disease than controls, but longer psoriasis duration was linked to more brain atrophy.
18 citations
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January 2017 in “Annals of dermatology/Annals of Dermatology” Certain immune cells contribute to severe hair loss in chronic alopecia areata, with Th17 cells possibly having a bigger impact than cytotoxic T cells.
December 2024 in “Australian Journal of General Practice” The woman's hair loss pattern doesn't match typical conditions like alopecia areata or female pattern hair loss.
7 citations
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January 2012 in “International Journal of Trichology” Sudden, unusual hair loss may indicate serious underlying health issues.
August 2021 in “The Journal of Physiology” NKCC1 transporters help control neuron excitability and inhibition.
19 citations
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March 2013 in “Headache The Journal of Head and Face Pain” A woman's headache and hair loss were relieved by Botox injections.
16 citations
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January 2010 in “American Journal of Neuroradiology” Specific brain and bone imaging findings can help diagnose Trichothiodystrophy.
130 citations
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December 1998 in “The journal of investigative dermatology/Journal of investigative dermatology” Hair follicle melanocytes die during hair regression.
20 citations
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December 2010 in “JEADV. Journal of the European Academy of Dermatology and Venereology/Journal of the European Academy of Dermatology and Venereology” Decreased CD200 in hair follicles may cause immune issues in some alopecia areata cases.
9 citations
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April 2005 in “PubMed” Older female squirrel monkeys often experience a type of hair loss similar to chronic telogen effluvium in humans.
December 2023 in “The Sri Lanka Journal of Dermatology” A 12-year-old girl's hair loss was linked to a rare genetic condition called ALX4-related frontonasal dysplasia.
15 citations
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May 2003 in “The Laryngoscope” FGF-1 causes spiral ganglion neurites to branch more.
Trichorrhexis nodosa causes hair to break easily, often affecting young to middle-aged black women.
23 citations
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October 2021 in “Cell Stem Cell” Hair thinning causes stem cell loss through a process involving Piezo1, calcium, and TNF-α.
September 2013 in “Science” Special astrocytes improved learning and memory in rats after a stroke.
Neurotrophins may contribute to genetic hair thinning by inhibiting hair growth.
1 citations
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August 2023 in “Genome research” The spiny mouse regenerates ear tissue asymmetrically, with gene expression differences possibly explaining its unique healing abilities.
June 2025 in “International Journal of Molecular Sciences” Targeting EMT and fibrotic remodeling may help treat androgenetic alopecia.
July 2025 in “Journal of Investigative Dermatology” Scarring alopecia involves increased immune cells and specific gene changes near damaged hair follicles.
39 citations
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December 2012 in “The American Journal of Human Genetics” Mutations in the SNRPE gene cause hereditary hair loss.
3 citations
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November 2021 in “Frontiers in Medicine” Advanced male pattern baldness affects the back of the scalp, reducing hair follicles.
Smad4 is crucial for muscle repair, especially in aging, by promoting cell growth over differentiation.
122 citations
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June 1998 in “PubMed” Neurotrophins regulate nerve growth by balancing promotion and suppression.
December 2022 in “Biochemical and Biophysical Research Communications” HtrA2 activity is crucial for normal hair growth by regulating fat cell development.