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This article reviews advancements in understanding skin regeneration and suggests that bioengineering skin surrogates may soon enhance treatments for skin trauma, but it presents no new clinical findings.

This study introduces stem cell activity as a key factor influencing the effects of IFN-γ and TGF-β1 on autoimmune disease dynamics, showing that varying cytokine levels can modulate stem cell activity and immune privilege, impacting tissue regeneration and disease flares.

In this review study, researchers examined existing literature on regenerative medicine and stem cells for androgenetic alopecia and highlighted potential new therapeutic techniques for hair regrowth, emphasizing stem cells' impact on prognosis.

This study found that dermal injection of M-CSF stimulated CD11b + myeloid cells can induce alopecia areata in mice by potentially activating B lymphocytes, offering insight into the disease's pathogenesis.

This study reports that myoepithelial cells in submucosal glands can act as reserve stem cells, regenerating surface airway epithelium after severe injury through a mechanism involving Sox9 and Wnt signaling.

This article discusses the development of the regenerative medicine field based on stem cells' capacity for in vitro differentiation, rather than actual organ or tissue regeneration.

In this study, researchers achieved complete reepithelialization and hair growth on a burn-injured scalp using a tissue-engineered dermal template with early micrograft hair follicle implantation.

This study found that hair germ cells, derived from bulge stem cells, respond faster to dermal papilla signals and have limited proliferation compared to bulge cells during hair regeneration.

This study found that differentiated airway epithelial cells can revert into functional stem cells in vivo, suggesting a more general role for this dedifferentiation process in tissue regeneration in higher vertebrates.

This review discusses the identification and characteristics of melanocyte stem cells, emphasizing their role in hair pigmentation, greying, and skin repigmentation, but reports no new research findings.

This study found that sweat gland stem cells primarily maintain sweat gland homeostasis but can trans-differentiate to aid in epidermal healing and regenerate diverse skin structures under certain conditions.

This study reported that a single local subcutaneous infusion of mesenchymal stromal cells from the human umbilical cord promoted wound healing, improved blood circulation, and reduced wound size in patients with chronic wounds without significant adverse effects over one year.

This study found that in women with PCOS, lipid-induced NFκB activation is independent of obesity and exhibited evidence of LPS tolerance in combination with obesity and hyperandrogenism.

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 review discusses the dual role of tissue-resident memory T cells in providing immune protection against infections and cancer and contributing to autoimmune skin disease pathology, without presenting new experimental results.

This study found that H-Ras activation in aged mouse skin leads to increased dysplasia and progression to in situ squamous cell carcinoma, highlighting an age-linked connection between immune changes, senescence, and cancer risk.

This study synthesizes knowledge of how dendritic cell signals, epithelial integrins, and fibroblast activity converge on TGF-β1 to maintain or disrupt skin healing, contrasting normal and fibrotic scar formation and suggesting possible integrin and immune-targeted treatments for skin fibrosis.

In this study, the activation of Notch1 signaling in keratinocytes was found to play a key role in recruiting immune cells and facilitating skin repair after injury.

This review discusses the role of stem cell progeny as integral components of stem cell niches, offering feedback that may influence different stem cell systems' microenvironments, but it presents no new research findings.

This review discusses advances in understanding mammalian stem cell niches, particularly in bone marrow, tooth, and hair follicle, and highlights the potential for developing therapies targeting these niches for tissue repair.

This review explores the mechanisms of hair cell death due to factors like noise, ototoxic drugs, and aging and reports no conclusive clinical results; ongoing research may eventually enable preventive treatments for hearing loss.

This study found that stem cells derived from spinal and bulbar muscular atrophy patients exhibited reduced androgen receptor levels and HDAC6, providing potential insights into the disease mechanism for future therapies.

This study found that the vitamin D receptor is essential for the self-renewal, migration, and differentiation of epidermal stem cells during skin wound healing in mice.

Skin cells can help create early hair-like structures in lab cultures.

This study found that HPV16 oncogene expression in multipotent epithelial stem cells led to abnormal mobilization, altering their quiescence without affecting other stem cell markers, suggesting a distinct stem cell compartment.

The document concludes that stem cells and their environments are crucial for skin and hair health and have potential for medical treatments.

This review highlights how single-cell transcriptomics has advanced understanding of tissue regeneration by revealing cellular diversity and key molecular interactions in animal models, despite methodological challenges, suggesting future applications in developing targeted regenerative therapies.

In this study, canine hair follicle stem cells were shown to be multipotent, capable of differentiating into various cell types like adipocytes in vitro.

This study found that the absence of Hif-p4h-2 in specific mouse skin cells disrupted hair follicle development, leading to hair loss due to irregular keratin formation and pathway signaling.

This review discusses the reuse of molecular mechanisms involved in embryonic skin development for maintaining adult epidermal homeostasis and reports no new results.