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This review highlights exosomes as a promising treatment for skin damage from UV light, infrared radiation, burns, and disorders due to their anti-inflammatory properties, ability to induce macrophage polarization, and acceleration of skin repair and regeneration.

This study found that PBMCsec has anti-fibrotic effects on mouse and human skin scars by regulating pro-fibrotic gene expression and inhibiting myofibroblast differentiation and elastic fiber breakdown.

This study suggests that allogenic human mesenchymal stem cell treatments have potential therapeutic effects by inducing immune tolerance and anti-inflammatory effects in severe alopecia areata patients.

This study suggests that the GDNF signaling pathway may enhance skin regeneration, as observed in axolotls and Spiny mice, indicating potential for similar processes in humans.

This review examined mechanisms regulating muscle repair, highlighting disruptions in aging and chronic diseases like Duchenne muscular dystrophy and diabetes. It noted that chronic inflammation and metabolic dysfunction hinder effective regeneration and discussed emerging therapies, suggesting multi-target approaches could be promising despite limited clinical evidence.

In this review, researchers explore the roles of lactoferrin in skin and hair health, highlighting its potential anti-inflammatory and regenerative benefits despite the lack of well-controlled clinical trials for hair-specific outcomes.

This study reviews evidence that in keloid development, transforming growth factor-β (TGF-β) drives fibroblast proliferation and fibrosis not only through the classical Smad-dependent pathway but also via equally important Smad-independent signaling cascades, suggesting these pathways as possible targets for more effective keloid therapies.

In this review, researchers discuss how mitochondria-targeted biophysical priming of autologous biologics, through methods like photobiomodulation and ultrasound, can potentially enhance skin rejuvenation and wound repair by modulating mitochondrial function in skin cells.

This preliminary study suggests that hyperbaric oxygen therapy may improve scalp health and follicle activation in healthy adults, with subjective assessments showing significant improvements despite mixed objective findings.

This review reports that biomaterial-based drug delivery systems show promise in overcoming the limitations of traditional therapies for pathological scars by integrating sustained drug release with minimally invasive transdermal technologies, potentially enhancing treatment efficacy for these challenging skin lesions.

This paper reviews the emerging role of FGF-7 signaling in hair regeneration, highlighting its potential as a target for new therapies despite limited clinical trial data.

This review highlights pigment epithelium-derived factor's roles in ageing and development, focusing on its antioxidant functions and support of stem cell survival, but reports no new experimental results.

This study observed that exosomes from adipose stem cells and dermal papilla cells altered the immune environment in hair follicles, promoting hair regrowth in mouse models and human follicle cultures.

This review discusses the clinical efficacy, safety, and mechanisms of Autologous Micrografting Technology for androgenetic alopecia, reporting significant short-term improvements in hair density and thickness.

In this study, exosomes derived from Iris germanica L. rhizomes (Iris-exosomes) were reported to alleviate oxidative stress and improve mitochondrial function in human follicle dermal papilla cells by activating the Wnt/β-catenin signaling pathway, suggesting potential benefits for hair loss treatment.

This study found that a biocomposite microneedle system, which includes selenium nanozyme and hypoxic extracellular vesicles, enhanced hair density and follicle diameter in androgenetic alopecia mice by fighting inflammation, promoting blood vessel growth, reducing reactive oxygen species, and counteracting androgen effects.

This review highlights the multifunctional role of exosomes in dermatology, noting their potential as therapeutic agents for conditions like skin cancers and hair disorders, while also indicating pathogens exploit them for immune evasion.

In this study, repetitive subcutaneous administrations of a conditioned medium from stem cells significantly suppressed hair graying in mice exposed to X-ray irradiation, likely through antioxidative mechanisms involving HGF and potentially VEGF.

This study reviewed various methods and techniques aimed at overcoming limitations in culturing human hair follicles, specifically focusing on restoring the inductivity of hair follicle cells for successful hair regeneration.

In this experimental study, the researchers observed that Platycladus orientalis leaf extract promoted hair growth by enhancing dermal papilla cell proliferation and increasing growth factor expression, particularly through ACK1 activation and modulation of Wnt/β-catenin signaling pathways in cultured human cells and a 12-week topical application.

This review highlights the potential of exosomes as a novel therapeutic approach for skin diseases and aging, due to their stability, transportability, and ability to carry various bioactive compounds to target cells.

This review discussed the potential of induced pluripotent stem cells (iPSCs) for hair follicle regeneration, covering current approaches and challenges, iPSC differentiation, and their possible future clinical applications in hair restoration.

This review outlines the principles of regenerative medicine as applied to cosmetic dermatology, highlighting the need for more data and in vivo trials to standardize methods in this emerging field, while also suggesting future research directions.

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.

This study found that autologous micrografts using AMT® technology effectively improved symptoms and mobility in patients with early-stage knee osteoarthritis, demonstrating safety and potential benefits at 1- and 6-months post-procedure.

This article discusses photobiomodulation as a potential adjunct to hair follicle organoid culture for androgenic alopecia, reporting no new results and suggesting further study is needed.

This review highlights the potential of nanotechnology for hair follicle regeneration, focusing on strategies such as hair cycle modulation, progenitor cell stimulation, and wound-induced hair neogenesis, while also discussing regulatory challenges that may affect the development of these innovative approaches.

This review highlights the therapeutic potential of hair follicle stem cells in tissue repair and hair regeneration, discussing the molecular mechanisms and the impact of natural compounds on stem cell properties, which may support the development of novel hair loss treatments.

This study found that platelet-rich plasma microneedles promoted hair regrowth in mice by facilitating angiogenesis and cell proliferation, showing promise for a minimally invasive hair regeneration treatment.

In this study conducted on mouse fetuses, valproic acid was found to reduce Sonic Hedgehog expression in the skin and hair follicles, but the inclusion of vitamin E helped mitigate this effect, supporting its potential role in managing valproic acid-induced changes.