January 2024 in “Diagnostic cytopathology” Trichilemmal carcinoma can spread to the parotid gland and be diagnosed using fine-needle aspiration cytology.
133 citations
,
March 1999 in “Journal of Cutaneous Pathology” Trichoepitheliomas and some basal cell carcinomas likely come from hair follicle stem cells.
April 2023 in “Journal of Investigative Dermatology” The research found that certain factors in hair follicle cells control hair growth and development, and these could be used to create new treatments for hair loss.
1 citations
,
January 2018 in “Acta dermato-venereologica” A teenager's hair with alternating white and dark bands, known as Pili annulati, is a genetic condition that is usually harmless and often considered attractive.
3 citations
,
October 2021 in “Journal of Cosmetic Dermatology” Trichoscopy helps tell apart Frontal Fibrosing Alopecia and Lichen planopilaris by showing different hair and scalp features.
16 citations
,
January 2018 in “Biochemical and Biophysical Research Communications” Researchers created five new human scalp cell lines that could be useful for hair growth and loss research.
2 citations
,
January 2009 in “Human cell culture”
6 citations
,
March 2015 in “Journal of The American Academy of Dermatology” Hair dye can make it hard to diagnose scalp conditions correctly.
1 citations
,
January 2014 in “Indian Journal of Dermatology, Venereology and Leprology” The 'Swiss cheese' pattern in scalp biopsies can indicate trichotillomania, not just alopecia areata.
87 citations
,
April 2018 in “Biochemical and Biophysical Research Communications” Exosomes from dermal papilla cells can help grow hair and might treat hair loss.
11 citations
,
May 2017 in “Journal of The European Academy of Dermatology and Venereology” Scalp threading with polydioxanone threads is a promising, effective, and safe method for hair regrowth.
3 citations
,
April 2022 in “International Journal of Molecular Sciences” Scientists turned mouse skin cells into hair-inducing cells using chemicals, which could help treat hair loss.
21 citations
,
October 2019 in “The journal of investigative dermatology/Journal of investigative dermatology” A specific gene change plus an additional mutation in the same gene cause hereditary trichilemmal cysts.
July 2025 in “Cell & Bioscience” Specific immune cells and pathways contribute to hair follicle inflammation and hair loss, suggesting potential treatments for lichen planopilaris.
January 2021 in “Hair therapy & transplantation” Combining PRF and PDO threads shows promise in treating male pattern baldness.
7 citations
,
January 2013 in “Dermatology Research and Practice” Trichoscopy is a valuable tool for diagnosing and managing hair and scalp disorders.
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.
November 2025 in “Stem Cell Research & Therapy” Human hair follicle cells can help regenerate hair and reduce inflammation, aiding in hair loss treatment.
April 2017 in “Journal of Investigative Dermatology” Triptolide effectively and safely reduces actinic keratosis lesions in mice.
October 2021 in “QJM: An International Journal of Medicine” ADSC injections improve hair density, thickness, and reduce inflammation in female pattern hair loss.
2 citations
,
February 2012 in “PubMed” Gp₄G promotes hair growth and improves skin health.
January 2026 in “Clinical Case Reports” A 6-year-old girl had both monilethrix and trichorrhexis nodosa, causing brittle hair, with minimal improvement from treatment.
January 2011 in “The Chinese Journal of Dermatovenereology” DPC-hTERT cells can create hair follicle-like structures.
June 2023 in “Dermatopathology” A woman had a unique skin growth with hair follicle, oil glands, fat cells, spindle cells, and nerve fibers.
September 2023 in “Zenodo (CERN European Organization for Nuclear Research)” Trichoscopy helps diagnose and track treatment for hair loss in men and women.
2 citations
,
June 2012 in “American Journal of Dermatopathology” A rare neck cyst in a 47-year-old man showed diverse skin cell types and was not linked to HPV.
September 2022 in “Journal of medical sciences and health” A person had two different benign skin tumors, a trichoadenoma and melanocytic naevi, at the same time but in different places on the face.
33 citations
,
December 1982 in “Developmental Medicine & Child Neurology” Hair-shaft abnormalities can indicate neurological disorders, some of which are treatable.
41 citations
,
July 2016 in “Journal of Investigative Dermatology” Dysplastic nevi have unique gene expressions, making them distinct from common melanocytic nevi.
89 citations
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May 2005 in “Stem Cells” Mouse skin has special cells in the epidermis that decrease with age and are linked to keratinocyte stem cells.