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This review discusses recent research on the cell sources and signaling pathways involved in wound-induced hair follicle neogenesis, noting its complexity and association with immune responses, but reports no new experimental findings.

This research observed that removing RNase L in mice enhances regenerative capacity through increased IL-36 and wound-induced hair neogenesis, highlighting RNase L as a gene that represses regeneration by moderating immune responses during viral infections.

In this review, the authors summarize recent findings on dermal white adipose tissue (dWAT), highlighting its crucial role in the hair follicle microenvironment by regulating inflammation and immune responses, thus influencing hair regeneration.

This review discusses advancements and challenges in bioengineered scaffolds for wound healing but presents no new experimental findings, highlighting their potential and need for further development.

This study found that the hydrophilic PTK-UR foam with EG7 repeats significantly improved wound healing in porcine skin wounds compared to other scaffolds, suggesting potential for synthetic biomaterial applications.

This narrative review examines the interactions between skin stem cells and their niches, finding new insights from advancements in genetic and imaging tools but reporting no new experimental results.

This review highlights recent advancements in understanding and treating alopecia, emphasizing genetic and immune factors involved in different forms, and discusses emerging therapies such as gene-editing and exosome-based treatments, though achieving complete hair regrowth remains a challenge.

This review discusses advances in understanding epidermal biology and pathology over the past two decades and highlights the significant progress yet acknowledges that much remains to be discovered; no new clinical results are reported.

This review discusses recent advancements in generating appendage-bearing skin organoids from pluripotent stem cells and their potential applications in dermatological research, but reports no new clinical results.

This review discusses stem cell therapy as a promising treatment for epidermolysis bullosa, highlighting preliminary successes in treating skin lesions but noting the need for further research on effectiveness and safety.

Hair graying may help prevent cancer by protecting stem cells.

This study investigated chitosan–hydroxyapatite biocomposites, finding them to enhance anti-inflammatory cytokine expression, support cellular activities, and reduce pro-inflammatory cytokines in a dermatitis model, while highlighting gaps in understanding their immune modulation and issues with reproducibility for clinical use.

This review discusses the potential role of extracellular vesicles in modulating hair follicle dynamics and reports no new clinical results; future investigations may inform treatment strategies for skin disorders.

This study suggests that exosomes derived from mesenchymal stem cells may promote hair growth and improve skin health by enhancing dermal papilla cell proliferation and modulating inflammation and oxidative stress.

This study found that injecting xeno-free, three-dimensional cell masses from human adipose-derived stem cells improved blood perfusion and preserved limb function in mice without causing tumors or toxicity, suggesting potential for treating severe ischemic diseases.

This review highlights how wound microbiota, particularly bacteria like Staphylococcus epidermidis and Staphylococcus aureus, significantly influences wound healing dynamics and suggests potential clinical applications through microbiota manipulation.

This review highlights how peripheral nerves play key roles in skin wound healing by modulating immune responses, regulating stem cell functions, and promoting vascularization, suggesting potential avenues for therapeutic strategies targeting neuroregulation.

The authors concluded that low energy laser therapy may serve as a useful complementary treatment for skin diseases such as lichen planus, infectious finger pulpits, scalp alopecia, and crural ulcers.

This review introduces an integrated view of hair follicle behavior, highlighting a Yin Yang model of regulation and suggesting glycans as key elements in hair follicle growth control, without reporting new clinical findings.

This study found that aligned electrospinning membranes enhance skin wound healing by upregulating MMP12 expression and inhibiting fibroblast migration, which results in reduced scar formation, providing valuable insights for developing more effective biological dressings.

In this study, researchers found that electrospun membranes with aligned surface topography advanced the immune response towards an adaptive stage and highlighted the role of T cells in hair follicle regeneration in mice, showcasing the intricate interactions between immune and skin cells.

In this study, two female patients with severe, treatment-resistant alopecia areata showed significant hair regrowth after a single session of intradermal administration of adipose tissue–derived exosomes, without experiencing adverse events, suggesting a promising therapeutic strategy for refractory cases.

This study reviews current evidence on the role of ILC3s in the skin, highlighting their potential involvement in responding to microbiome changes such as those associated with acne and suggesting gaps in understanding their mechanisms.

This study reviews current research on skin repair and regeneration, highlighting promising methods such as stem cell therapies, nanotechnology, and skin substitutes, which may enhance healing and resistance to environmental damage.

This study found that electrospun membranes with aligned surface topography enhanced wound healing and hair follicle regeneration while modulating the immune response in a mouse skin wound model.

This study introduced a novel scarless healing material called pgPE, made from a porous UHMWPE nanomembrane, and found that it promotes complete skin reconstruction and hair follicle regeneration by alleviating hypoxia and modulating immune responses to foster scar-free wound healing.

This study found that a nutritional intervention in dogs led to changes in skin microbiome and immune-related gene expression, with reduced levels of certain fungal pathogens and a potential alleviation of atopic dermatitis symptoms.

This symposium review highlights past, present, and future developments in skin research, celebrating the work of Prof. Johanna Brandner and Dr. Peter Arne Gerber, without reporting new clinical results.

This review examines the complexities of age-related skin healing and discusses how translating findings from model organisms to humans could enhance understanding and treatment of impaired regeneration in aging populations, but it reports no new clinical results.

This review discusses how functionalized hydrogels can modulate the microbiome to aid tissue regeneration and infection control, highlighting their potential to deliver therapeutic agents effectively and support beneficial immune responses.