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This narrative review explores how exosomes and cell culture-conditioned media are becoming key players in the cosmetic industry for skin rejuvenation and prejuvenation, emphasizing their multifunctional topical benefits and potential future applications.

This study found that berry extracts, especially black raspberry extract, may have anti-aging effects due to their high antioxidant activities.

In this review, the authors discuss the promising role of exosomes from various cell sources as potential cell-free therapies for diabetic foot ulcers, highlighting their therapeutic benefits in wound healing and the challenges faced in their clinical application.

In this study, blue light-irradiated nanovesicles derived from human adipose-derived stem cells enhanced dermal fibroblast proliferation and extracellular matrix synthesis, improving skin maintenance and hair follicle regeneration, suggesting a novel therapeutic strategy for skin and hair disorders.

In this review, researchers discuss the role of epigenetic modifications in epidermal stem cells' decline during skin aging and identify potential interventions targeting these disruptions, suggesting significant possibilities for antiaging strategies and dermatological treatments.

This article reviews the potential and current applications of adult oral stem cells in regenerative medicine, highlighting promising animal model results but noting that few human clinical trials have yet been conducted.

This study found that topical ruxolitinib protected Lgr5+ skin stem cells and maintained skin homeostasis in skin GVHD, unlike corticosteroids.

This review explores regenerative medicine approaches for vitiligo and alopecia areata, focusing on pathways for repopulating melanocytes and regrowing hair follicles, and summarizes potential treatments without reporting new clinical results.

This review explores the shared pathogenesis of alopecia areata and vitiligo and compares treatment responses, noting that hair regrowth in alopecia areata occurs more rapidly than skin re-pigmentation in vitiligo, possibly due to differences in stem cell biology and treatment effects on melanocytes.

This review discusses current airway regeneration research efforts and reports no new experimental results, highlighting the need for clinical interventions to enhance airway repair.

This review discusses advances in understanding the mechanisms behind radiation-induced skin reactions, highlighting recent insights into the roles of stem cells and immune cells in injury mitigation and late carcinogenesis, as reported in the context of ionizing radiation exposure.

This review discusses the biological characteristics and potential of epidermal stem cells in orthopedic regenerative medicine but reports no new experimental findings.

This study provides a framework for understanding different types of alopecias based on immune privilege collapse at specific follicular sites, revealing distinct patterns in immune effector programs and stromal influences depending on the alopecia type.

This study suggests that five small molecules can induce hair follicle neural crest stem cells to differentiate toward motor neuron progenitor cells with a unipotent differentiation potential.

This article discusses the anatomical and biological aspects of hair follicle stem cells in the bulge region but reports no new research findings.

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 discusses different processing methods for isolating human AD-SVFs/AD-MSCs using various kits and reports no new clinical results, highlighting the need for standardized preparation techniques.

This study demonstrated that autologous mesenchymal stem cells from hair follicles, when combined with a novel gelatin-based hydrogel, showed promising osteogenic potential and could offer a non-invasive alternative for bone regeneration.

In this study, a new topical formulation containing amine-activated carboxymethyl chitosan and hydrolyzed extracellular matrix showed promising results in a mouse model by reducing oxidative stress, inflammation, and promoting hair regeneration, potentially offering an alternative treatment for inflammatory hair loss.

In this study, researchers observed that platelet-rich plasma-derived exosomes significantly promoted hair regeneration in a murine model of alopecia by enhancing hair follicle stem cell activities and modulating the SIRT1/FoxO3a pathway, suggesting potential clinical benefits for alopecia treatment.

In this study, researchers used 3D bioprinting with skin stem cells and specific hydrogels to create artificial skin that successfully promoted complete wound healing and the regeneration of skin structures, including hair follicles and blood vessels, in mice.

This study introduces Cell Journey, a new platform for visualizing RNA velocity in 3D, which aims to better capture complex cellular transitions in single-cell datasets compared to current 2D methods.

This review highlights the potential of cell-free therapies, particularly cell extracts, in addressing radiation-induced salivary gland damage from head and neck cancer treatment, emphasizing their practicality and safety compared to traditional therapies despite incomplete understanding of their bioactive components.

This review summarizes the anatomical and physiological aspects of human hair and its clinical significance, but does not report new research findings.

This review discusses the differences in wound healing between fetal and adult skin, highlighting the potential to uncover genes for scarless repair that could improve adult wound healing.

This study introduces a method for long-term expansion of adult mouse epidermal stem cells in vitro using an organoid culture system that maintains the basal-apical organization.

This review discusses recent research on melanocyte stem cells and explores the differences between mouse and human skin, but it reports no new clinical results.

This study suggests that common proteomic changes, including the expression of the protein S100A6, may occur during the expansion of AD-MSC from different donors.

In this study, conditioned medium from genetically engineered mesenchymal stem cells significantly improved wound healing, re-epithelialization, hair follicle formation, and angiogenesis in diabetic mice, suggesting a promising new approach for diabetic ulcer care.

In this study, researchers developed a microfluidics-based method for creating uniform, size-controlled stem cell spheroids that enhance osteogenic differentiation when encapsulated in alginate-RGD microgels.