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In this study, dermoscopic examination of COVID-19 patients revealed significant microvascular changes in the proximal nailfold, such as avascular areas and disorganized capillary architecture, compared to healthy controls, with some regression of these changes observed over time.

This study revealed key cellular dynamics and interactions during early embryonic mouse skin development, highlighting complex transitions from precursor states to diverse multilayered structures.

This study found that in neonatal mice, the absence of the NG2 proteoglycan leads to reduced epidermal thickness and delayed subcutis thickening due to impaired proliferation and adipocyte deficiencies.

This discussion explores advances in intravital imaging for visualizing stem cells, highlighting key discoveries and potential future developments; it reports no new experimental results.

This article discusses advancements in heart tissue engineering, emphasizing the importance of environmental signals for cardiomyocyte survival and growth, but reports no new clinical findings.

This review highlights recent advancements in the engineering of skin organoids using hydrogels, which improve their structural and functional fidelity by supporting the architecture and integration of vascular and neural components, promising to enhance regenerative medicine, drug discovery, and complex skin disorder studies.

This study introduces a new multimodal imaging technology to visualize and quantify cell dynamics in natural skin over long durations, demonstrated in GFP bone marrow-transplanted mice, to study dynamic skin regeneration.

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 article presents a case of Klippel-Trénaunay syndrome with limb hypertrophy, port-wine stains, angiokeratoma, and venous varicosities, but reports no new findings beyond this case description.

In this review, researchers explored how various cell types and molecular mechanisms contribute to wound-induced hair follicle neogenesis, highlighting its potential as a therapeutic approach for regenerating hair follicles and minimizing scar formation after injury.

This study found that the ocular surface epithelium in mice contains distinct stem cell populations with unique cell division dynamics that change behaviorally in response to different levels of injury.

This study describes a method using lentivirus in mouse cells to analyze epithelial-mesenchymal signaling important for hair follicle development, offering a quicker alternative to genetic models.

This study concluded that CD36-expressing dermal sheath cells may influence the modulation of blood capillaries in hair follicles, potentially affecting hair cycling.

In this study, chitosan-modified fucoidan/polyethylene oxide nanofibers were developed, showing promise as bio-scaffolds for tissue-engineered blood vessels by enhancing endothelial cell adhesion and inhibiting monocyte attachment.

This study found that lymphatic vessels play a crucial role in hair follicle growth and regeneration in mice by connecting hair follicles and expanding during stem cell activation.

This study found that S1PR1 signaling in mouse aortic endothelial cells varied by location and subtype, influencing inflammatory and lymphangiogenic gene expression through distinct molecular pathways.

This review explores how combining extracellular vesicles with hydrogels and utilizing 3D bioprinting technologies creates innovative composite systems for wound healing, offering advanced mechanical and biological support, while addressing challenges like degradation and regulatory issues in clinical applications.

This study found that human dermal fibroblasts can promote the viability and proliferation of microvascular endothelial cells in vitro, revealing important interactions at play in hair growth.

This review discusses the applications and potential of microneedles loaded with extracellular vesicles for tissue regenerative repair and disease diagnosis, but does not report new experimental findings.

In this study, a biofunctional hydrogel incorporating mesenchymal stem cell-derived small extracellular vesicles promoted wound healing and reduced scar tissue formation by modulating the immune response in a mouse skin injury model.

This case report discusses a patient with VHL-associated paraganglioma, highlighting the importance of genetic testing and monitoring in those with VHL disease, due to high mutation penetrance and associated risks.

This study found that hypertrophic chondrocytes at the fracture callus border may convert to osteoblasts, influenced by vasculature and pluripotency gene expression.

This study found that late embryonic skin injuries can regenerate multiple tissue types, but this ability is hindered postnatally due to fibroblast-driven hyperinnervation, which can be mitigated to enable regeneration.

This review highlights how intravital microscopy has advanced understanding of tissue homeostasis and cancer progression, focusing on how tumor cells exploit physiological processes for growth; it reports no new experimental findings.

This case report highlights the successful use of platelet-rich plasma infiltration to treat vasopressin-induced bilateral foot digit gangrene in a 20-year-old female, suggesting its potential in stimulating angiogenesis and wound healing, though further research is necessary to assess its general efficacy.

This report introduces a tissue-engineered nerve conduit combining hfNCSCs-derived neurons and acellular nerve grafts to potentially repair long-distance peripheral nerve injuries.

This study developed multifunctional nanofiber wound dressings that significantly reduced bacteria and promoted healing in a mouse wound model by incorporating antibacterial and growth-promoting agents.

This article reviews the role of skin appendages in wound healing and appendage regeneration, discussing cellular and molecular mechanisms but reports no new experimental findings.