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This review discusses mammalian models of epimorphic regeneration to define a vertebrate regeneration blastema, concluding that regenerative failure likely stems from cellular responses to the microenvironment after injury, not progenitor cell availability, and calls for targeted modification studies in mammals to advance human regeneration.

This study found that a dietary intervention in dogs alleviated atopic dermatitis symptoms by modulating immune responses and skin microbiome composition compared to baseline, but with similar non-significant trends when compared with a positive control diet.

This study demonstrated that in mice, the absence of Jagged-1 expression in skin-resident regulatory T cells significantly delays wound healing by reducing the accumulation of neutrophils, highlighting the role of Jagged-1 in coordinating immune cell recruitment during injury.

This review discusses the roles of immune responses and cells in skin health and disease, emphasizing recent insights into their mechanisms and potential therapeutic applications, but presents no new experimental results.

This review covers the diverse clinical applications of platelet-rich plasma in regenerative medicine but provides no new clinical results.

This study suggests that autophagy is essential for regulating TLR3-mediated regenerative processes in human keratinocytes.

This study found that umbilical cord-derived CD146+ MSCs showed a stronger ability to improve ovarian function and modulate immune responses in a mouse model of premature ovarian failure compared to CD146- MSCs, though both subpopulations effectively repaired reproductive ability.

This review found that intermittent fasting might benefit skin health by enhancing skin regeneration, delaying aging, and improving inflammatory skin conditions; however, most evidence is based on preclinical data, indicating a need for more human trials to confirm these findings.

Mesenchymal stromal cell therapies show promise for treating various diseases but need more research and standardization.

This study reported that a decellularized porcine amniotic membrane hydrogel can alleviate inflammation and promote tissue repair in a UVB-induced skin inflammation model, suggesting its potential as a regenerative treatment for photodamage-associated skin injuries.

This article discusses how designing biomaterials to modulate immune responses has become a promising strategy for enhancing tissue repair and regeneration.

This review discusses the complex role of the immune system in tissue repair and regeneration, highlighting its positive and negative influences but reports no new clinical findings.

This symposium discussed why regenerative capacity varies among species and diminishes with age, exploring how these insights could inform regenerative medicine approaches, without presenting new experimental results.

This review examines diverse regenerative strategies in animals and highlights how biochemical, immunological, and mechanical signals can work together for successful skin regeneration in adult mammals, but it reports no new experimental results.

This study reports that a novel UV-based crosslinking process for collagen sponges significantly decreases crosslinking time compared to traditional methods, and supports effective cell proliferation and wound regeneration in a mouse model, without causing abnormal angiogenic or immune responses.

The authors concluded that increasing regulatory T cells in patients with alopecia areata may improve hair follicle regeneration by reducing autoimmune responses, suggesting a potential new therapeutic approach since current treatments are often ineffective with high relapse rates.

The researchers designed a Janus microneedle system for treating vitiligo, which targets the skin’s layers to regulate the immune response, promote melanocyte regeneration, and enhance pigment transfer, offering a new precise treatment approach for this condition.

This review highlights the potential of natural compounds like terpenoids, flavonoids, and polyphenols in promoting hair regrowth for those with alopecia areata by activating growth pathways and modulating immune responses, but calls for further research to confirm their therapeutic utility.

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 review discusses how recent studies use models and experiments to understand immune system signaling, but it reports no new clinical findings; the authors suggest strategies for improving these models.

This study found that acellular dermal matrix scaffolds may facilitate full-thickness skin wound healing by promoting a pro-regenerative immune response through M2 macrophage polarization via the Lamtor1 pathway.

This review explores the crucial role of regulatory T cells in skin wound healing, emphasizing their involvement in balancing immune responses and promoting regeneration. It also discusses Tregs' operations in fibrosis, keloidosis, and scarring, suggesting a potential avenue for novel treatments.

In this study, researchers developed a programmable system using engineered nanovesicles from hair follicle stem cells to modulate immune responses, which showed promise in precisely controlling inflammation, promoting immune balance, and accelerating wound healing, particularly for infected wounds.

This study introduced a multifunctional DNA hydrogel dressing that may enhance wound healing by promoting tissue regeneration, nerve repair, and immune response in diabetic infectious wounds.

This review highlights the promising potential of using nanomedicine-based immunotherapy in tissue regeneration, detailing recent advances in nanocomposite biomaterials and the modulation of immune responses to create optimal environments for tissue repair.

This review discusses the roles of dermal white adipose tissue (dWAT) as an insulator, antibiotic, and regenerative tissue, highlighting its importance in systemic metabolism and immune function, but reports no new clinical results.

This study reported the development of a pH-responsive microreactor that effectively targets infections by eradicating over 99.9% of MRSA and reprogramming the immune response to promote healing, achieving complete infection clearance and tissue regeneration in a 7-day period.

This review highlights that microtrauma, involving small intentional skin injuries, shows promise in stimulating hair growth in non-scarring alopecias by enhancing immune responses and increasing growth factor release, with methods like microneedling and PRP demonstrating efficacy.

This review discusses recent advances in scarless wound healing research, focusing on the roles of mechanobiology and immunology, and reports no new clinical results; the authors highlight the potential of next-generation human skin equivalents in understanding these mechanisms.

Platelet Rich Plasma (PRP) shows promise for tissue repair and immune response, but more research is needed to fully understand it and optimize its use.