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This study identified a novel gene, hacl-1, that is specifically expressed in the hair follicles of ICR mouse skin and is associated with their active state.

This study found that intravenous administration of a shark-derived receptor antibody, 3P17, promoted hair growth in mice by increasing hair matrix cell proliferation and activating leptin-STAT3 signaling, with transdermal leptin delivery enhancing this effect through improved skin penetration.

This study found that B cells have dual roles in tumor immunity, with regulatory B cells potentially hindering immune responses against tumors in the melanoma mouse model.

This study observed that the small molecules KY19382 and KY19334 inhibited cancerous traits in human cutaneous squamous cell carcinoma cells by suppressing the Wnt/β-catenin pathway, indicating their potential as treatments for cancers involving CDK1 overexpression and diseases related to CXXC5 accumulation.

Certain NK cell changes in blood may indicate alopecia areata progression.

This letter to the editor presents a case of non-Herlitz junctional epidermolysis bullosa associated with a COL17A1 mutation and reports no new clinical findings.

This study reports that CD200R expression is significantly reduced in an experimental mouse model of scarring alopecia, suggesting a potential role for this pathway in immune regulation and hair follicle protection.

This quiz presents educational questions about alopecia areata, including its diagnosis and underlying mechanisms, but reports no new clinical outcomes.

In this study using C3H/HeJ mice, a single subcutaneous injection of the fusion protein PTH-CBD increased anagen hair follicle counts and promoted hair regrowth comparably to daily oral ruxolitinib, potentially by enhancing beta-catenin production and stimulating anagen transition.

This study found that COL17 deficiency in neonatal mice causes abnormal skin cell proliferation due to disrupted Wnt signaling, while replenishing or overexpressing COL17 can reverse this effect in both neonatal and aged skin.

This study observed that PD-1+CXCR5-CD4+T peripheral helper cells are significantly elevated in patients with systemic lupus erythematosus and are correlated with disease activity indicators, suggesting their potential role in lupus pathogenesis.

This study developed a novel method to analyze the effects of COL7A1 mutations using mRNA from peripheral blood mononuclear cells, aiding genetic diagnosis and potential therapies for dystrophic epidermolysis bullosa.

In this study, topical CUR61414 was effective in inhibiting basal cell carcinomas in mice, but no clinical activity was observed in human trials.

This case report identifies a novel nonsense mutation in the CDH3 gene associated with hypotrichosis and juvenile macular dystrophy.

This study found that activating CXCR2 on ras-transformed keratinocytes promotes migration and tumor development in a mouse skin model.

PCFCL may have unrecognized subtypes and needs more research.

This study found that targeting IL-6, IL-1, and CCR6 signaling pathways may effectively reduce irradiation-induced alopecia and dermatitis in radiotherapy patients.

This study suggests that PDCD4 regulates keratinocyte proliferation and contact inhibition, playing a role in epidermal homeostasis and wound healing.

This study found that gene expression of CD70 and CD27 was higher in alopecia areata lesions and correlated with increased disease severity and activity.

In this study of C3H/HeJ mice, researchers observed that alopecia areata is associated with the expansion of exhausted-memory CD8 T cells in multiple organs, with autoreactive activation not fully explained by known mechanisms, shedding light on the immunological dynamics underlying the condition.

This study found that p21 is much more highly expressed in normal melanocytes compared to melanoma cells, suggesting a potential target for preventing melanoma progression through cell cycle repair processes.

This study suggests that interleukin-15 plays a complex role in alopecia areata, potentially contributing to immune infiltration while also protecting against hair follicle immune privilege collapse and promoting hair growth.

This study suggests that IL-17 may play a more significant role than IFN-γ in the pathogenesis of chronic alopecia areata, with increasing severity linked to Th17 lymphocytes and cytotoxic T lymphocyte infiltration.

This case report describes a novel mutation in the CDH3 gene in an 11-year-old Iranian boy with sparse scalp hair and macular dystrophy, leading to altered P-cadherin synthesis.

This research suggests that hair follicle-derived cytokines IL-7 and IL-15 are crucial for maintaining resident memory T cells in the skin, which may be relevant for diseases like cutaneous T cell lymphoma.

Collagen VII helps skin heal and stay strong, sirolimus may lower skin cancer risk in kidney transplant patients, high-molecular-mass hyaluronan helps naked mole rats resist cancer, dermal γδ T cells aid in hair growth in rodents, and overexpression of IL-33 in mouse skin causes itchiness, offering a model for studying allergic inflammation treatments.

Results are not reported in this abstract, which notes that while Janus kinase inhibitors like baricitinib show therapeutic benefits for alopecia areata, the mechanisms and reliable predictors of response remain unclear.

This study found that in chronic alopecia areata, increased IL-17 expression and CD8+CD49a-Trm cell infiltration in hair follicles were associated with more severe histopathologic gradings, while Foxp3+mTreg infiltration decreased.

In Angora rabbits, overexpression of miR-129-5p was found to induce apoptosis and inhibit proliferation of dermal papilla cells, highlighting its role in hair follicle development by targeting HOXC13.

This study found that deleting specific super-enhancer regions in mice affects CD25 expression in a cell type-specific manner, leading to autoimmune alopecia in some cases and revealing distinct regulatory mechanisms for constitutive and inducible expression of CD25.