143 citations
,
January 2004 in “Journal of Investigative Dermatology Symposium Proceedings” Alopecia areata is an autoimmune disease causing hair loss, treatable with immune-modulating drugs, and linked to genetics.
132 citations
,
April 2005 in “Gastroenterology” A gluten-free diet significantly improves skin and health issues in people with dermatitis herpetiformis, a skin condition linked to celiac disease.
89 citations
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October 1996 in “Dermatologic Clinics” Alopecia areata is likely caused by a combination of genetic factors and immune system dysfunction, and may represent different diseases with various causes.
88 citations
,
August 2019 in “Nature communications” Researchers found a specific immune receptor in patients that causes severe skin reactions to a drug.
68 citations
,
December 1983 in “British Journal of Dermatology” Major histocompatibility antigens are found in specific skin cells and structures, but not in sweat glands.
49 citations
,
April 2000 in “Journal of The American Academy of Dermatology” Despite progress in treatment, the exact cause of Alopecia areata is still unknown.
44 citations
,
December 2005 in “Journal of Investigative Dermatology” Certain genetic markers, especially the MICA gene, are linked to alopecia areata.
40 citations
,
October 2012 in “Dermatologic clinics” More research is needed to understand the genetic causes of Alopecia areata to develop better treatments.
39 citations
,
October 2010 in “Journal of The American Academy of Dermatology” Some patients with mycosis fungoides or Sézary syndrome experience hair loss, which may be similar to alopecia areata or linked to skin lesions, possibly due to abnormal T cells, and bexarotene can help treat it.
36 citations
,
July 2007 in “Journal of Investigative Dermatology” Certain HLA class II alleles increase or decrease the risk of alopecia areata.
35 citations
,
June 2011 in “British Journal of Dermatology” The DQB1*03 allele is linked to higher alopecia areata risk in Italians.
32 citations
,
March 2015 in “The Journal of Clinical Endocrinology & Metabolism” Alopecia areata is linked to thyroid autoimmunity but not type 1 diabetes.
20 citations
,
March 1985 in “Journal of The American Academy of Dermatology” Genetic factors alone might not cause pemphigus vulgaris; other factors like birth complications and puberty may trigger it.
18 citations
,
January 2013 in “PLoS ONE” HLA-DRB5 and other genes may be linked to alopecia universalis.
18 citations
,
July 2012 in “Cell Biology International Reports” Human mesenchymal stem cells can become dermal papilla cells, aiding hair growth.
17 citations
,
July 1994 in “Journal of Dermatological Science” The cause of alopecia areata is likely a mix of genetics, immune system issues, and environmental factors, with more research needed to understand it fully.
16 citations
,
December 2001 in “Dermatologic Therapy” Alopecia areata has a complex genetic basis that was not fully understood as of 2001.
14 citations
,
January 2024 in “Skin Research and Technology” The study suggested certain immune cells might cause alopecia areata, but it was retracted.
12 citations
,
January 1998 in “Clinical Infectious Diseases” A kidney transplant patient developed leprosy, likely due to immunosuppression and genetic factors, and improved with treatment.
11 citations
,
May 2011 in “The Journal of Dermatology” A man had two rare autoimmune diseases that might be connected.
11 citations
,
February 1990 in “PubMed” Zinc may help treat alopecia areata by boosting certain immune cells.
10 citations
,
September 2014 in “European Journal of Dermatology” A woman's hair loss worsened after starting hepatitis C treatment due to immune changes in her hair follicles.
9 citations
,
April 2024 in “Cureus” Vogt-Koyanagi-Harada disease affects vision and skin, mainly in people with darker skin, and is treated with steroids and immunosuppressants.
8 citations
,
January 2022 in “Infectious diseases News Opinions Training” Genetic differences affect COVID-19 severity and treatment effectiveness.
6 citations
,
May 2003 in “PubMed” Small amounts of DNA can be found in the hair shaft, especially near the root, but it decreases with hair treatments and washing.
5 citations
,
March 2025 in “Pediatric Dermatology” Alopecia areata in children is caused by the immune system attacking hair follicles due to genetic factors.
2 citations
,
July 2023 in “International Journal of Dermatology” Lichen planopilaris patients are more likely to have hypothyroidism.
2 citations
,
July 2022 in “Frontiers in Medicine” The cause of Frontal fibrosing alopecia, a type of hair loss, is complex, likely involving immune responses and genetics, but is not fully understood.
1 citations
,
September 2023 in “Clinical, cosmetic and investigational dermatology” Certain genetic variants linked to immune response increase the risk of alopecia areata in Taiwanese people.
1 citations
,
June 2023 in “Genes” Hair loss from Alopecia Areata is caused by both genes and environment, with several treatments available but challenges in cost and relapse remain.