May 2025 in “The Journal of Rheumatology” SLE can cause unusual gastrointestinal symptoms, and immunosuppressive therapy can be effective.
14 citations
,
October 2018 in “PloS one” Deleting the Far2 gene in mice causes sebaceous gland issues and patchy hair loss.
Brunsting-Perry pemphigoid can cause scarring hair loss and may be underdiagnosed.
3 citations
,
July 2014 in “QJM” A 35-year-old man had patchy hair loss that was actually due to syphilis, not alopecia areata.
2 citations
,
June 2016 in “International journal of experimental pathology” Human skin has less GDNF and its receptor with age.
July 2019 in “Journal der Deutschen Dermatologischen Gesellschaft” A mother and daughter have a rare genetic hair loss disorder with no effective treatment.
72 citations
,
July 2012 in “Journal of Investigative Dermatology” Mice lacking a key DNA methylation enzyme in skin cells have a lower chance of activating stem cells necessary for hair growth, leading to progressive hair loss.
June 2023 in “JAAD case reports” A rare scalp condition, cutis verticis gyrata, was found in a woman with primary scarring alopecia.
7 citations
,
November 2021 in “JAAD Case Reports” Mogamulizumab can cause hair loss and skin rashes.
May 2026 in “The FASEB Journal” miR-146b-5p may help treat hair loss by promoting hair growth and reducing inflammation.
1 citations
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April 2016 in “Journal of The American Academy of Dermatology” People with allergies or high eosinophil levels have a higher chance of severe hair loss from alopecia areata, and sudden hair loss can indicate chronic graft-versus-host disease.
August 2016 in “Journal of Investigative Dermatology” Zinc deficiency disrupts hair growth and cycle, but zinc supplements can fix this.
4 citations
,
November 2015 in “The journal of investigative dermatology. Symposium proceedings/The Journal of investigative dermatology symposium proceedings” Eosinophilic esophagitis may trigger alopecia areata in some patients.
July 2025 in “Journal of Investigative Dermatology” Miniaturized hair follicles in androgenetic alopecia show abnormal mitochondrial activity and damage.
5 citations
,
March 2016 in “Experimental and molecular pathology” Mice with alopecia areata had wider lymphatic vessels in their skin.
October 2020 in “Clinical and Experimental Dermatology” Hair loss improved after removing pituitary tumor.
17 citations
,
June 2016 in “Croatian Medical Journal” Patients with chronic graft-versus-host disease often have skin problems like vitiligo and alopecia areata.
February 2020 in “Spiral (Imperial College London)” Duodenal mucosal resurfacing did not improve insulin sensitivity or reproductive function in women with PCOS.
January 2023 in “Advanced Biology” DNA methylation changes affect gene expression during esophageal healing with silk grafts in rats.
21 citations
,
June 2017 in “Case Reports in Dermatology” Reducing gefitinib dosage improved hair loss, but scarring remained.
September 2022 in “bioRxiv (Cold Spring Harbor Laboratory)” A parasite-derived molecule speeds up skin healing and affects immune cell behavior without increasing scarring.
January 2024 in “International Journal of Trichology” Combining microneedling with glycosaminoglycan lotion may improve hair growth in mild androgenetic alopecia.
April 2026 in “Journal of Cutaneous Pathology” Alopecia can be caused by multicentric reticulohistiocytosis.
16 citations
,
January 2014 in “Obesity surgery” Vertical sleeve gastrectomy improved metabolism, behavior, and reproduction in obese rats with PCOS.
19 citations
,
May 2004 in “The American Journal of Dermatopathology” The research found that a specific gene mutation causes fewer hair follicles and disrupted hair growth cycles, leading to thin and short hair in people with Hypotrichosis with Juvenile Macular Dystrophy.
2 citations
,
May 2022 in “Stem cell research & therapy” Disrupted stem cell signals in hairpoor mice cause hair loss.
37 citations
,
February 2023 in “Gut Microbes” Gut bacteria can lower androgen levels in male mice.
94 citations
,
August 1975 in “Journal of Cutaneous Pathology” Male pattern baldness involves smaller hair follicles, larger oil glands, and other tissue changes, but not major blood supply issues.
Arginine deficiency hinders hair growth in androgenetic alopecia, but restoring it can promote hair regeneration.
3 citations
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January 2021 in “Veterinary dermatology” A litter of cats had a hair condition similar to a mouse mutation, leading to hair loss and abnormal hair and skin.