April 2016 in “Journal of Investigative Dermatology” Blocking certain proteins can significantly regrow hair in severe alopecia areata.
20 citations
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December 2019 in “The journal of allergy and clinical immunology/Journal of allergy and clinical immunology/The journal of allergy and clinical immunology” Blocking IL-12/IL-23 does not help with hair loss in alopecia areata for mice or humans.
68 citations
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November 2015 in “The Journal of Allergy and Clinical Immunology” Blocking IL-12/IL-23p40 helped reverse severe hair loss in patients.
278 citations
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March 2013 in “Gut” Anti-IL-12/IL-23 antibody therapy effectively treats psoriasiform skin lesions in IBD patients.
April 2018 in “Journal of Investigative Dermatology” Both Th1 and Th2 immune responses are increased in alopecia areata, with Th2 response more strongly linked to how severe the disease is.