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Developing human skin has immune cells with memory-like features.

In this study, researchers identified unique prenatal lymphocyte features in human fetal skin, including proliferative naive T cells and memory-like T cells, which may influence antigen and allergen responses in utero and infancy.

This review highlights the possible role of T regulatory cells in the immune-related mechanisms of alopecia areata but reports no new clinical findings.

Specific immune cells and pathways contribute to hair follicle inflammation and hair loss, suggesting potential treatments for lichen planopilaris.

This study found that Ifidancitinib, a JAK1/3 inhibitor, significantly promoted hair regrowth and reduced inflammation in a mouse model of alopecia areata by decreasing pathogenic T cell activity and inducing T cell exhaustion.

This study found that terminally differentiated effector memory Vδ1T-cells and their cytotoxic activation markers were elevated in alopecia areata patients, suggesting these cells may contribute to its early pathogenesis.

Lung immune cells can be trained to better fight infections after a virus.

This review discusses recent advancements in targeted therapies for vitiligo, including JAK inhibitors and mesenchymal stem cells, and highlights the need for further research.

In this study, iNKT10 cells were found to play a significant role in preventing and treating alopecia areata in a humanized mouse model, suggesting these cells could have potential in managing related autoimmune disorders.

This study found that IL-7 is crucial for the survival of memory regulatory T cells in the skin of mice, whereas IL-2 is essential for their initial generation but not for their maintenance.

This review discusses the dual role of tissue-resident memory T cells in providing immune protection against infections and cancer and contributing to autoimmune skin disease pathology, without presenting new experimental results.

This study found that inducing miR-205 reduces actin contractility and stiffness in hair follicle stem cells and progenitors, stimulating hair regeneration in both young and old mice.

This study found that a key gene signature, including FGF11, highlights the immunologic nature of keloid lesions, distinguishing them from normal fibroblasts and scars.

In this study, researchers observed that dormant TRP-2+ melanoma cells in bone marrow can interact with CD8+ T cells in tumor-bearing ret transgenic mice, potentially influencing immune responses.

This review discusses the protective and stress-buffering roles of melatonin in skin functions and structures but does not present new clinical findings.

This review discusses the protective roles of skin-resident immune cells in maintaining tissue homeostasis and facilitating wound healing, but reports no new experimental findings.

This study identified Th22 cells as key effectors in hair regeneration driven by thymosin beta 15, suggesting they could be potential targets for hair regrowth therapies.

This study concluded that Glycolon is the preferred suture material for tooth extraction surgery due to its superior mechanical properties and capillarity compared to other materials.

In this study, researchers identified two types of potassium channels, BK and Kv4.2, in rat Merkel cells and reported that these channels play important roles in repolarizing action potentials and maintaining resting membrane potentials, potentially influencing tactile encoding in these cells.

This review covers red light Transcranial LED therapy for hippocampal memory impairment in aging and Alzheimer's but reports no clinical results, highlighting a need for further research into its mechanisms and effects.

This review discusses melatonin's potential in dermatology, highlighting its antioxidative, immunomodulatory, and DNA repair properties, but reports no new clinical results.

This review examines recent findings on COVID-19 pneumonia treatment using mesenchymal stem cells and reports no new clinical results; the authors highlight MSCs' potential due to their immunomodulatory and tissue-regenerative properties.

In this study, Erianin was found to significantly suppress alopecia areata in a mouse model by inhibiting effector T cell function, reversing systemic symptoms, and promoting hair growth.

This study demonstrates that incorporating human neopapilla into reconstructed human skin can initiate hair follicle morphogenesis by stimulating epidermal invagination and maintaining follicle-inductive properties in vitro.

This study found that RSPO1 mutations in patients with a 46XX disorder of sexual development contribute to impaired skin integrity and increased risk of squamous cell carcinoma in areas subject to friction.

This review highlights the traditional medicinal uses, phytochemical composition, and pharmacological properties of Musa paradisiaca, noting its applications in treating diarrhea and other conditions, and identifying key bioactive compounds with antimicrobial, antioxidant, and other bioactivities through in vitro and in vivo studies.

This study, using multimodal profiling in mice, found that various tissues contain unique γδ T cell subsets adapted to their environment, revealing their functional diversity, lineage relationships, and similarities to CD8+ tissue-resident memory T cells.

In this review, researchers explored the roles of vitamins A, B3, C, D, and E in skin immunity, highlighting their potential as therapeutics for skin diseases due to their antioxidant, anti-inflammatory, and antimicrobial properties.

This review discusses progress in targeted therapies for vitiligo, focusing on Janus kinase inhibitors and the potential of mesenchymal stem cells, but reports no new clinical results.

In this review, biomaterial-based mechanical strategies were highlighted for their potential to enhance skin regeneration and promote scarless repair, though a comprehensive understanding of their underlying mechanisms is still needed for broader application.