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This study demonstrated that blocking S100A3 in mice inhibited hair growth by delaying the anagen phase and reducing the number of hair follicles, suggesting S100A3 as a potential target for hair loss treatments.

This chapter reviews current and future strategies for identifying ligands and functions of orphan G protein-coupled receptors, but it reports no new experimental results.

This study found that Plakophilin 1 regulates innate immune responses in keratinocytes by controlling RNA helicase activity, balancing inflammation during epidermal immune challenges.

This study utilized a pigmented human epidermal equivalent model to incorporate melanocytes into the epidermis and found enhanced differentiation potential compared to conventional in vitro systems, reflecting in vivo cellular trajectories and highlighting melanocyte-to-keratinocyte communication pathways.

This review discusses current advancements in mesenchymal stem cell-based therapies for skin repair and rejuvenation, focusing on therapeutic strategies, particularly highlighting the potential of neonatal and placenta-derived MSCs, and reports no new clinical results.

This review discusses the role of epithelial–mesenchymal transition in cutaneous fibrotic disorders and highlights potential molecular targets for therapy, but reports no new clinical results.

At the 21st Royan International Stem Cell Congress, researchers highlighted the growing integration in regenerative medicine, emphasizing advances in pluripotency, AI applications, and bioengineering for the development of accessible stem cell therapies.

In this study, researchers suggest that hair follicle miniaturization in conditions like androgenetic alopecia may result from impaired conversion of quiescent stem cells to progenitor cells, influenced by the follicular niche, its collagen network, and various mechanical constraints.

This study explores the complex mechanisms of skin aging, including cellular senescence and disrupted communication, and highlights rejuvenation strategies like gene expression rewiring and microbiome modulation, offering potential frameworks for regenerative therapies and precise interventions in skin and systemic aging.

This study found that HAMA hydrogels promote faster healing of skin wounds in mice by enhancing the accumulation of anti-inflammatory macrophages and increasing type III collagen in the local wound environment.

In this case report, a woman with ulcerative colitis experienced clinical deterioration during upadacitinib therapy, which improved after discontinuation, strongly suggesting drug hypersensitivity to the Janus kinase inhibitor as a potential cause for her symptoms.

This study found that dedifferentiated corneal epithelial cells can revert to a stem-cell-like state, aiding tissue homeostasis and repair, with this plasticity limited to the epithelial lineage and enhanced by niche-derived cytokines.

In a hamster model of COVID-19, this study observed that both low and high doses of testosterone worsened illness in males, while finasteride prevented severe outcomes.

This review summarizes the role of G-protein-coupled receptors in wound healing and reports no new clinical results, highlighting their importance in signaling pathways and recent discoveries in their functions.

In this study, periodic exposure to red light in aged mice led to increased histone acetylation and activated mitochondrial fatty acid oxidation, which collectively mitigated cellular aging by modulating metabolism, inflammation, and gene expression.

In a conditional knockout mouse model, this study found that loss of the transcription elongation factor SPT6 in basal keratinocytes led to psoriasis-like skin inflammation and delayed wound healing, suggesting SPT6 plays a crucial role in maintaining epidermal immune quiescence by suppressing proinflammatory NF-κB signaling.

This review explores how various skin cell types contribute to photoaging driven by UV radiation, detailing their interactions and molecular mechanisms like oxidative stress and ECM degradation, ultimately offering insights for future anti-photoaging strategies.

The study concluded that the Exprecell™ device for preparing anticoagulant-free f-PRF increases volume yield and simplifies the process while maintaining biological activity comparable to conventional methods, suggesting potential clinical utility.

This study describes vitiligo as an autoimmune disease marked by depigmented skin and mucosal patches, and reviews its complex pathogenesis and diagnostic features. Treatment aims for disease control and repigmentation through various topical and systemic therapies, phototherapy, and surgical options, emphasizing personalized, multimodal approaches.

This study found that a mesenchymal stromal cell-derived regenerative extracellular matrix (rECM) significantly accelerated wound closure and improved healing in diabetic mice, also enhancing nerve and blood vessel formation compared to controls.

This study found that administering human amniotic mesenchymal stem cells (hAMSCs) in a mouse model of psoriasis improved skin lesions and reduced inflammation-related markers, suggesting potential therapeutic benefit and safety for treating psoriasis, and identified specific gene targets involved in the treatment's mechanism.

This review discusses the molecular mechanisms and therapeutic effectiveness of Janus Kinase Inhibitors for inflammatory skin diseases, suggesting these inhibitors have a rapid onset and favorable safety profile compared to conventional treatments.

This study highlights how combining genetic and environmental risk assessments could advance early screening and personalized prevention for vitiligo, given its genetic complexity and environmental interactions.

This review highlights the potential of wedelolactone from the plant Wedelia Chinensis, summarizing its reported pharmacological effects, including anti-inflammatory, antiviral, antibacterial, antitumor, anti-osteoporosis activities, and organ protection based on existing in vitro and in vivo research findings.

This study used a mouse model to reveal that S100A4-positive cells, specifically fibroblasts and immune cells, play a crucial role in nipple development, essential for successful lactation, despite no issues with mammary morphology or milk production.

This study found that direct co-culture of human bone marrow-derived mesenchymal stromal cells with regulatory T cells enhanced osteogenic gene expression, alkaline phosphatase activity, and matrix mineralization, suggesting Treg's potential in promoting bone regeneration by modulating BMSC mechanobiology through the ROCK-myosin signaling pathway.

This study identified a four-gene loop as a non-invasive biomarker that selectively activates in alopecia areata, providing a precise target for JAK inhibitor treatments.

This review reports that hair follicles are dynamic neuro-immuno-endocrine organs with intrinsic signaling pathways, which play a crucial role in hair disorders like alopecia. It highlights emerging regenerative approaches targeting these pathways for hair restoration.

This study demonstrated that SHFKO significantly accelerated healing in acute radiation-induced skin injuries, with mechanisms involving apoptosis inhibition, suppression of inflammation, and restoration of ROS balance, suggesting its potential as a novel multi-target therapy for radiodermatitis.

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.