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This review discusses how recent advances in live imaging have revealed the dynamic and adaptable nature of stem cells during various biological processes, and reports no clinical results.

This review highlights that two-photon excitation microscopy is a valuable tool for visualizing live skin structures and immune responses at high resolution, though its clinical use is hindered by safety and cost issues.

This article reviews methods such as stem cell implantation to enhance hair transplant donor supply but reports no new clinical findings.

This study suggests that programmed cell death plays a crucial role in shaping the structure of the human epidermis and its appendages during development.

This pilot study suggests that autophagy is crucial for anagen maintenance in human hair follicles, and targeting this process may help manage hair growth disorders.

This study demonstrates a sample preparation method for wool follicles that allows for clear keratin labeling and ultrastructural preservation in microscopy, reducing common artefacts from conventional fixation techniques.

This study developed a multifunctional core-shell fiber dressing that preserves platelet-rich plasma for 180 days, facilitating sustained growth factor release and improved wound healing.

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 found that transient mtDNA double strand breaks in mice accelerated aging in certain tissues through increased reactive oxygen species, independent of p21/p53 pathway mediation.

This study developed a novel mineralization strategy using metal-polyphenol coordination for dynamic control of nano-scale processes, enhancing hydrogels that support wound healing with antibacterial and angiogenesis-promoting properties.

This study introduced a new technique, 2Phatal, enabling precise apoptotic cell ablation in living animals, revealing unique cell-type differences in apoptosis-related dynamics.

This review found that among emerging technologies for skin anti-aging, stem cell therapies using recipient chimerism might be more beneficial than CRISPR-Cas9 and other current innovations, though further studies on safety and efficacy are needed.

This study found that the CD44(+) ALDH(+) population of neonatal human keratinocytes exhibited enhanced stem cell properties, including significantly increased long-term epidermal regeneration and multipotency, compared to unfractionated cells.

This perspective highlights how advancements in single-cell sequencing and digital pathology can help understand the complex mechanisms of immune responses, fibrosis, and tissue remodeling related to medical implants, aiming to address the challenges of implant-related tissue reactions reported in this study.

This study found that human epidermal stem cells can adapt to small temperature variations via mTOR signaling, and that prolonged mTORC1 inhibition supports stem cell maintenance.

This study observed dynamic behaviors such as cluster formation, migration, and active proliferation of transplanted bone marrow cells in a mouse model, providing insight into cellular-level changes post-transplantation.

This study found that polyomavirus large T-immortalized rat dermal papilla cells retain hair-inductive ability and provide a viable model for studying hair growth and cytokine expression.

Blocking cell death in certain stem cells can improve wound healing and tissue regeneration.

HA-iMSC-EVs can improve skin aging by boosting cell growth and restoring collagen and elastin.

Three new techniques simplify and improve the preparation of tissue samples for skin cancer surgery.

This study developed a method to culture and maintain chicken feather follicles in vitro, preserving structure and biology similar to their in vivo state, though some gene expression was altered.

This protocol demonstrates that pharmacological inhibition of TGF-β signaling can enhance the proliferative capacity of mouse and human keratinocytes, facilitating their use in skin research and graft preparation.

OCT4 helps hair stem cells renew and fight aging, potentially aiding hair regrowth.

Fibroblasts can be turned into melanocytes for potential skin treatments.

Scientists used a special imaging technique to observe that hair follicle regeneration involves cell division and structural changes, mostly in the lower part of the follicle, and that the dermal papilla at the base is crucial for regrowth.

Endré Mester is highly regarded as the 'Godfather' of phototherapy.

The study emphasizes that telomere shortening is identified as the sole cause of aging among the twelve hallmarks and suggests that increasing telomere and rDNA array length in adult stem cells might effectively reverse aging and extend lifespan.