January 2026 in “Forum Dermatologicum” This study systematically reviewed literature on paradoxical reactions during biologic treatments for psoriasis, identifying immune dysregulation mechanisms and diverse clinical manifestations, highlighting that mild cases often respond well to topical treatments, while severe cases may require switching to different IL-23 inhibitors.
This review discusses the approval of deuruxolitinib, an oral JAK inhibitor, by the FDA in July 2024 for treating severe alopecia areata in adults, highlighting its role as the third approved oral treatment option alongside baricitinib and ritlecitinib.
November 2025 in “Journal of Investigative Dermatology” Dithranol reduces inflammation in alopecia areata by lowering certain immune responses.
November 2025 in “The Journal of Immunology” In this study, researchers observed elevated levels of epidermal γδ T cells, keratinocytes, and an upregulation of the BST2 gene among immune cells in C3H/HeJ mice with alopecia areata, suggesting a potential role in disease pathogenesis.
October 2025 in “Science Advances” In this study, researchers demonstrated that CD4 T cells from skin-draining lymph nodes in mice with alopecia areata can transfer the disease to recipient mice, revealing a critical role for CD4 T cells in disease development and suggesting potential therapeutic targets.
October 2025 in “Cosmetics” This study examines the genetic underpinnings of chronic dermatological conditions like acne, androgenetic alopecia, and alopecia areata, concluding that a deep understanding of these mechanisms can advance patient-specific treatments and inform cosmetic practices related to skin and hair health.
September 2025 in “Figshare” This study conducted a scoping review and meta-analysis revealing a complex chemokine profile in alopecia areata patients, with elevated Th1, Th2, and other immune pathway chemokines, suggesting broader immunomodulatory strategies may help address the disease's multifaceted immune dysregulation.
September 2025 in “Figshare” In this scoping review and meta-analysis, researchers found that patients with alopecia areata show a complex serum chemokine profile, predominantly involving Th1- and Th2-associated chemokines, suggesting that broader immunomodulatory strategies might address the diverse immune dysregulation observed in the disease.
This case report describes a 79-year-old woman who developed alopecia universalis shortly after recovering from COVID-19, highlighting its relapsing nature and the challenges in long-term disease management.
July 2025 in “Preprints.org” This study observed distinct plasma miRNA profiles in alopecia areata, identifying several miRNAs downregulated in both mild and severe forms; machine learning models demonstrated strong predictive accuracy, and kinase inhibitors were suggested as promising therapeutic targets based on pathway analysis.
July 2025 in “Journal of Investigative Dermatology” Monocyte-derived dendritic cells play a key role in UVB-induced skin sensitivity and inflammation.
July 2025 in “Journal of Investigative Dermatology” Discoid lupus erythematosus involves immune activation and fibrosis around hair follicles, with shared pathways across humans, dogs, and mice, suggesting potential treatments for both humans and animals.
June 2025 in “Academic Medical Journal” This review discusses the mechanisms underlying the collapse of hair follicle immune privilege in alopecia areata and emphasizes the importance of therapeutic strategies aimed at restoring immune tolerance.
May 2025 in “The Journal of Rheumatology” In this case report, two patients with polyautoimmunity and difficult-to-treat lupus erythematosus experienced significant symptom improvement after adding anifrolumab to their regimen, suggesting its potential as an effective add-on therapy for refractory cutaneous symptoms in autoimmune conditions characterized by elevated interferon alpha activity.
May 2025 in “Nonlinear Analysis Real World Applications” Reducing CD8+ T cell growth can stabilize alopecia areata.
In this study, researchers found that CD4 T cells from the skin draining lymph nodes of mice with alopecia areata can transfer the disease to recipient mice, highlighting the key role of these cells and their interaction with CD8 T cells in the disease's development.
This study observed that, among alopecia areata patients in Fujian, China, lower IgG4 levels and higher IFN-γ levels were statistically significant, suggesting their potential role as biomarkers for the condition and highlighting avenues for future therapeutic developments.
May 2025 in “Journal of the Egyptian Womenʼs Dermatologic Society” This study found that immune privilege is preserved in hair follicles of nonsegmental vitiligo patients compared to those with alopecia areata, potentially protecting follicular melanocytes from autoimmune attacks.
March 2025 in “Drug Development Research” In this study, researchers developed a novel topical gel combining minoxidil and JAK inhibitor tofacitinib, which effectively enhanced hair follicle growth and reduced local inflammation in mice with alopecia areata, suggesting a new approach for treating this condition.
February 2025 in “bioRxiv (Cold Spring Harbor Laboratory)” This study found that in a human skin organ culture model of pemphigus vulgaris, split formation led to significant upregulation of IFNγ and TNFα-related genes, indicating secondary effects from mechanical stress, not direct changes from autoantibodies.
July 2024 in “Journal of Investigative Dermatology” Expanding regulatory T cells may help treat alopecia areata by reducing harmful immune cells.
July 2024 in “Journal of Investigative Dermatology” Brepocitinib reduces interferon signaling in hidradenitis suppurativa patients.
May 2024 in “Archives of dermatological research” This study found that Enz_MoriL, a compound derived from Morus alba L., promotes hair follicle cell proliferation by affecting the Wnt/β-catenin pathway and can counteract an alopecia areata-like condition by suppressing the JAK-STAT signaling in human hair follicle dermal papilla cells.
May 2024 in “Australasian journal of dermatology” This study reports on a unique clinical presentation of folliculotropic mycosis fungoides in a 60-year-old man, highlighting complexities in diagnosis due to dense histiocytic infiltration, which led to xanthoma formation before treatment, and obscured lymphomatous features.
April 2024 in “Biosaintifika Journal of Biology & Biology Education” In this study, researchers observed that a topical gel containing 20% hypoxia mesenchymal stem cell secretome significantly reduced IL-15 and IFN-γ mRNA expression and baldness by 60% in male Wistar rats with fluconazole-related alopecia.
April 2024 in “Bioscience trends” This study found that patients with alopecia areata had significantly higher levels of circulating DNA for certain cytokines compared to healthy controls, suggesting that increased circulating DNA may be linked to hair follicle damage in these patients.
April 2024 in “Canadian Journal of Ophthalmology” The authors report that a 62-year-old woman with invasive conjunctival squamous cell carcinoma experienced complete remission two years after combining cemiplimab, retinoic acid, and IFNα-2b treatments, highlighting potential utility despite limited availability of IFNα-2b.
January 2024 in “International Journal of Molecular Sciences” This study found that subcutaneous injection of a CXCL12 neutralizing antibody significantly promoted hair growth in androgenic alopecia and inhibited hair loss in alopecia areata in mouse models, suggesting its potential as a promising treatment for hair loss.
January 2024 in “Elsevier eBooks” The authors concluded that increasing regulatory T cells in patients with alopecia areata may improve hair follicle regeneration by reducing autoimmune responses, suggesting a potential new therapeutic approach since current treatments are often ineffective with high relapse rates.
November 2023 in “The journal of investigative dermatology/Journal of investigative dermatology” In this study, researchers found that ex vivo and in vivo administration of the TYK2 inhibitor BMS-986202 prevented immune privilege collapse and promoted hair regrowth in models of alopecia areata, suggesting this approach may offer a new therapeutic avenue deserving of clinical investigation.