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This review summarizes recent advancements in using exosomes for promoting hair growth, finding that exosomes from various cells, like dermal papilla and mesenchymal stem cells, show promise as a potential new treatment route for alopecia.

This study found that genomic instability in mouse models impair hair follicle regeneration, suggesting potential parallels in age-related hair loss in humans.

This review discusses the protective roles of skin-resident immune cells in maintaining tissue homeostasis and facilitating wound healing, but reports no new experimental 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 review explores the roles of dermal sheath cells in wound healing, highlighting their multifunctional contributions to inflammation, proliferation, and extracellular matrix remodeling, and proposes new insights into tissue regeneration and repair, especially in differentiating between hairy and non-hairy skin sites.

This study highlights emerging research on lactate's biological roles in skin health, emphasizing its function as a signaling molecule that regulates skin barrier and immunity, and notes its therapeutic potential for skin conditions such as tumors and inflammatory diseases.

In this study, researchers observed that IRES/Cap translation initiation increased during caloric stress across cell differentiation states and also unexpectedly rose during normal differentiation processes in mice, with lower IRES/Cap being linked to higher stem cell potential, mediated by PTBP1, a RNA processing protein.

This review explores the complex causes and treatment options for alopecia, emphasizing that current therapies mainly offer symptomatic relief, while new advancements like stem cell approaches and improved drug delivery systems show promise for addressing underlying disease mechanisms.

This study found that combining platelet-rich plasma with adipose-derived mesenchymal stem cells significantly improved diabetic wound healing in rats by enhancing angiogenesis and modulating the Notch signaling pathway.

This study found that induced pluripotent stem cells derived from human keratinocytes efficiently differentiated into cardiomyocytes, forming a homogeneous population with cardiac-specific molecular and functional properties, and demonstrated significant cardiac marker expression and spontaneous contraction capabilities over 15 days of differentiation induction.

This mini-review explores how both endogenous and damage-released RNAs serve as instructional signals that influence cell identity and plasticity during tissue maintenance and repair, highlighting RNA's role as a regulator of cellular flexibility in various regenerative contexts.

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 study found that melatonin supplementation significantly promoted hair regeneration in a hair depilation mouse model by up-regulating the Wnt/β-catenin signaling pathway in dermal papillae and hair follicle stem cells, suggesting potential implications for human hair loss treatments.

This review discusses how studying regenerative biology in certain mammalian models could enhance our understanding of complex tissue regeneration, but it reports no new clinical findings.

This study using a mouse model reports that CuATSM treatment accelerates skin wound healing and reduces scar formation, with effects possibly mediated via the ferroptosis-induced Hippo/YAP signaling pathway and macrophage polarization, suggesting CuATSM as a potential therapy for scarless wound healing in clinical settings.

This study found that soluble CD83 (sCD83) accelerated chronic and hard-to-heal wound healing and improved inflammatory and pro-resolving cytokine profiles, suggesting potential for therapeutic use.

In this study, researchers developed a polyphenol–amino acid nanozyme capable of controlled hydrogen peroxide delivery, which effectively activated hair follicles via oxidative stress in a mouse model, suggesting a potential non-pharmacological treatment for alopecia.

This study describes how feather pigmentation in birds is regulated by melanocyte distribution, differentiation, and patterned agouti expression, contributing to diverse and adaptive color patterns.

This study found that strontium ranelate may promote cartilage regeneration by enhancing chondrogenic differentiation and inhibiting the Wnt/β-catenin signaling pathway in rat models of cartilage defects.

This comprehensive review suggests that CD44 signaling plays a significant role in post-natal skin wound healing and scar formation, with potential for therapeutic approaches targeting CD44 to shift from fibrotic scarring towards regenerative healing, including wound regeneration and hair neogenesis.

Low-frequency electromagnetic fields may help treat hair loss by promoting hair regrowth.

This study found that Muse cells, when injected subcutaneously, alleviated symptoms of atopic dermatitis in mice, suggesting potential for treating inflammatory skin conditions.

This study found that placenta-derived mesenchymal stem cells overexpressing PRL-1 inhibited adipogenesis in orbital fibroblasts from Graves’ ophthalmopathy patients by modulating specific signaling pathways, suggesting a potential therapeutic strategy.

This study examined aging hair follicle stem cells in mice and found that inflammation reduction in dermal white adipose tissue can stimulate regenerative behavior, highlighting its role in hair follicle aging.

Hair graying is caused by the loss of pigment cells due to poor maintenance of stem cells in the hair follicle.

Adult hair follicle cells can create new hair follicles from corneal cells with the right support.

This review examines the literature on the molecular and cellular makeup of the hair follicle niche and how it influences stem cell behavior during hair regeneration, but does not provide new experimental results.

This study found that deleting all three Tet genes in mice led to shorter hair shafts and altered hair types, with associated changes in gene expression and DNA hydroxymethylation.

This review discusses how circadian clocks may influence diverse physiological functions beyond their established role in daily timekeeping, but it reports no new experimental findings.

This study found that mice with a specific loss of DNA methyltransferase 1 showed uneven epidermal thickness, reduced hair regeneration, and progressive alopecia, emphasizing DNA methylation's role in stem cell homeostasis.