March 2012 in “Faculty Opinions – Post-Publication Peer Review of the Biomedical Literature” Hair loss can be an early sign of prostate enlargement.
62 citations
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March 2017 in “Journal of Investigative Dermatology” Mutations in the ACTB gene cause Becker’s nevi and may lead to muscle issues in Becker’s nevus syndrome.
115 citations
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October 2003 in “Journal of Neuroscience” Aβ afferents do not sprout into the superficial spinal cord layers after nerve injury.
May 2015 in “Hair transplant forum international” Androgenetic alopecia causes hair loss by shrinking hair follicles due to androgens, with the connection between the muscle and hair follicle determining if the loss is reversible.
June 2024 in “Research Square (Research Square)” Increased cell death and reduced cell growth in hair follicles contribute to baldness.
March 2026 in “Frontiers in Medicine” Diffuse unpatterned alopecia can affect donor areas, but treatment with finasteride and minoxidil can improve hair density.
October 2023 in “Indian dermatology online journal” The young woman has a benign, hereditary skin condition with no signs of a more serious syndrome.
1 citations
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February 2025 in “Scientific Reports” The method effectively analyzes skin tissue changes, especially in the arrector pili muscle and nerve fibers with hair follicles.
January 2022 in “Consultant” The man's occipital hair loss was due to temporal triangular alopecia, not alopecia areata.
48 citations
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July 1993 in “Archives of Dermatological Research” Merkel cells are abundant in facial vellus hair follicles, especially during the anagen phase.
38 citations
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June 2003 in “Journal of Investigative Dermatology Symposium Proceedings” Accurate clinical, histological, and genetic methods are key for understanding and treating hair disorders.
April 2023 in “Journal of Investigative Dermatology” The research shows that skin cancer likely originates from hair follicles and that certain cell populations expand to promote skin cancer growth.
78 citations
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June 2003 in “Journal of Investigative Dermatology Symposium Proceedings” TGF-β1 from dermal papilla cells suppresses hair growth, and targeting it may help treat androgenetic alopecia.
February 2026 in “International Journal of Molecular Sciences” Muscarinic acetylcholine receptors in skin cells help regulate and promote hair growth.
1 citations
,
July 2025 in “Scientific Reports” CD133+ cells are crucial for hair growth.
33 citations
,
August 2013 in “British Journal of Dermatology” Lack of small, fine hair on the front hairline is a key sign of frontal fibrosing alopecia.
4 citations
,
August 1991 in “The Journal of Dermatology” The tumor on the man's nose was a rare type called pedunculated follicular hamartoma.
May 2024 in “Journal of Advanced Research” Communication between blood vessel and hair follicle cells decreases with age, affecting hair growth and blood vessel formation.
January 2013 in “Faculty of Health; Institute of Health and Biomedical Innovation” Four genetic risk areas related to male-pattern baldness were identified, with WNT signaling playing a role in its development.
8 citations
,
December 2015 in “JAMA ophthalmology” A young man had vision loss, hair loss, and other symptoms, but tests showed mostly normal results except for slightly high protein in spinal fluid.
1 citations
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August 2010 in “Optometry and Vision Science” A 4-year-old boy's vision and hair loss were likely caused by inflammation.
88 citations
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May 2005 in “Journal of Dermatological Science” Versican, a protein, is less present in thinning hair follicles and this decrease might contribute to common hair loss in men.
December 2021 in “Pathologica” Trichogerminoma is a rare, benign skin tumor from hair cells, with a small risk of becoming cancerous.
30 citations
,
May 2005 in “Pediatric dermatology” Some families have a genetic condition where they are born with irregular scalp defects.
29 citations
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February 1989 in “Journal of Cutaneous Pathology” A unique hair tumor with a rippled pattern was identified, showing incomplete differentiation and unusual cell arrangements.
15 citations
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March 1996 in “PubMed” Anorexia nervosa may cause a hair defect called pili torti due to malnutrition and high vitamin A levels.
April 2001 in “Dermatologic Surgery” Michael L. Beehner proposed a standardized naming system for balding scalp areas to help hair restoration surgery.
1 citations
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January 2016 in “Dermatology Online Journal” Triangular temporal alopecia can occur in adults and should be correctly identified to prevent misdiagnosis.
8 citations
,
July 2014 in “Anais Brasileiros de Dermatologia” A man's scalp condition was misidentified as hair loss dots but was actually a common follicular disorder.
2 citations
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April 2023 in “American Journal of Dermatopathology” CCCA may involve the PD1/PDL1 pathway and increased caspase 3, leading to permanent hair loss.