42 citations
,
July 2010 in “European Journal of Cell Biology” Thyroid hormones affect hair follicle stem cells by promoting differentiation and reducing growth.
27 citations
,
May 2011 in “Journal of Investigative Dermatology” TCHHL1 is a protein important for hair growth, found in hair follicles.
April 2023 in “Journal of Investigative Dermatology” Higher PD-1 levels are linked to fewer immune cells in hair follicles in alopecia areata.
April 2023 in “Journal of Investigative Dermatology” Increased TEMRA cells can predict treatment outcomes in rapidly progressive alopecia areata.
56 citations
,
March 1991 in “Journal of Investigative Dermatology”
September 2022 in “bioRxiv (Cold Spring Harbor Laboratory)” A parasite-derived molecule speeds up skin healing and affects immune cell behavior without increasing scarring.
March 2005 in “Journal of the American Academy of Dermatology” Higher levels of IL-1a and IL-1RA were found in severe alopecia areata cases.
1 citations
,
April 2018 in “Journal of Investigative Dermatology” Tofacitinib helped most patients with alopecia areata regrow hair and changes in immune cells were linked to the treatment's effectiveness.
November 2011 in “Journal of Investigative Dermatology” TRH in hair follicles can influence hair color by increasing melanin.
54 citations
,
November 1986 in “Journal of the American Academy of Dermatology” Generalized trichoepitheliomas with hair loss may indicate myasthenia gravis.
14 citations
,
February 2022 in “The Journal of clinical investigation/The journal of clinical investigation” Scientists made a mouse model of a serious skin cancer by changing skin cells with a virus and a specific gene, which is similar to the disease in humans.
January 2025 in “Biomedical Reports” Telitacicept helped stabilize complement levels in a patient with lupus and thyroid cancer.
18 citations
,
May 2018 in “International Journal of Molecular Sciences” Human body's immune cells are more common in the layer of fat just beneath the skin than in deeper fat layers.
28 citations
,
July 2007 in “Development” TAF4 is important for skin cell growth and helps prevent skin cancer in mice.
2 citations
,
July 2012 in “InTech eBooks” People with alopecia areata often have thyroid autoimmunity.
19 citations
,
March 1997 in “Journal of Cutaneous Pathology” Alopecia areata involves specific T-cells, unlike androgenetic alopecia.
2 citations
,
October 1990 in “PubMed” Severe alopecia areata involves higher levels of certain immune cells, which can be normalized with betamethasone.
September 2025 in “International Journal of Molecular Sciences” Bacteroides fragilis and Microbacterium sp. T32 may be linked to autoimmune activity in Hashimoto's thyroiditis and alopecia areata.
April 2023 in “The journal of investigative dermatology/Journal of investigative dermatology” People with alopecia areata have fewer IL-10 producing immune cells, which might contribute to the condition.
August 2017 in “Journal of Investigative Dermatology” Activin increases skin tumor formation, skin Tregs help hair growth, lymph-node removal doesn't improve melanoma survival, cells can revert to stem cells in wound healing, and skin bacteria produce peptides that may treat infections.
August 2021 in “Journal of Investigative Dermatology” ILC1-like cells can cause alopecia areata by disrupting hair follicle immunity, suggesting a new treatment approach.
June 2022 in “bioRxiv (Cold Spring Harbor Laboratory)” ILC1-like cells can cause alopecia areata by attacking hair follicles.
September 2021 in “Journal of the American Academy of Dermatology” CTCL patients can safely continue treatment during COVID-19 with proper safety measures.
1 citations
,
December 2021 Cats likely have a reactive skin condition, while dogs may have a more complex, possibly cancerous one.
3 citations
,
January 2023 in “JEADV Clinical Practice” IL-17 is more important than IFN-γ in causing severe hair loss in chronic alopecia areata.
77 citations
,
November 2018 in “Cell” Lung immune cells can be trained to better fight infections after a virus.
75 citations
,
October 2016 in “Genes & Development” Cells in hair follicles help create fat cells in the skin by releasing a protein called Sonic Hedgehog.
May 2024 in “Australasian journal of dermatology” A man with a type of skin lymphoma had unusual yellowish skin growths despite normal blood lipid levels, and treatment reduced some symptoms but not the growths.
April 2023 in “The journal of investigative dermatology/Journal of investigative dermatology” The study suggests that a specific type of immune cell, memory-like NK cells, may increase during active hair loss in Alopecia areata.
5 citations
,
February 2024 in “Journal of Investigative Dermatology” Alopecia areata patients have fewer protective regulatory B cells, which may contribute to the disease.