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This review discusses the potential regulation of signal transduction pathways by microRNAs in animal cells, aiming to identify biological processes that may be influenced by miRNA-mediated regulation, but it reports no new experimental outcomes.

This review discusses lung regeneration and highlights the role of facultative stem/progenitor cells, but it reports no new findings and calls for further exploration of underlying mechanisms.

This review discusses the potential of organoids in modeling COVID-19 disease and developing therapies, without reporting new results, and highlights opportunities and challenges in their application for research.

This review discusses the function and pathology of hair follicles and highlights the potential of using dogs as a model to study human hair and stem cell disorders, but presents no new experimental results.

This review discusses the flexibility and diversity of tissue stem cell systems, particularly focusing on the motility and ligand distribution of spermatogenic stem cells, without presenting new experimental results.

This review discusses the impact of calorie restriction on enhancing stem cell potency and regenerative abilities in mammalian tissues and reports no new experimental results.

This review examines the origins and mechanisms of tumor initiation in common skin cancers, but does not present new experimental findings; it emphasizes the need for further research on cancer stem cells.

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 review discusses home-use laser and light skin devices for various dermatological purposes and reports no new clinical findings; the authors highlight the need for dermatologists to evaluate these devices' clinical value.

This study suggests that both the Wnt and Notch signaling pathways are activated during hematopoietic stem cell regeneration after radiation or chemotherapy injury, with beta-catenin being critical for Wnt-mediated regeneration.

This review discusses the metabolic and physiological mechanisms that maintain hematopoietic stem cell function, particularly focusing on oxygen and energy homeostasis, but it reports no new experimental results.

This review discusses recent advances in understanding hair follicle stem cell dynamics and interactions, but it reports no new experimental findings.

This study demonstrates that Krt15 marks long-lived, multipotent, and injury-resistant crypt cells in the small intestine, which may serve as the cell of origin in intestinal cancer.

In this study, the application of hibiscus hair oil combined with Gua-sha improved eyebrow hair rejuvenation more effectively than hibiscus oil alone in female participants, enhancing microcirculation and aesthetic features after 30 days.

This study demonstrates that stem cells from human foreskins, which lack hair follicles, can differentiate into melanocytes and migrate to the epidermis, potentially altering our understanding of pigmentation disorders.

This review discusses recent advancements in the study and application of epidermal stem cells for wound healing and tissue engineering, without presenting new experimental findings.

This review discusses how certain adult stem cells can produce factors that support the maintenance of other stem cell populations within shared niches, and it reports no new experimental results.

This review explores recent advancements in understanding how various physiological and psychological factors, such as stress and aging, influence epidermal stem cell populations, highlighting their importance in immune-related skin disorders and potential for clinical applications.

This study summarizes the role and potential applications of stem cell exosomes in skin and bone healing, highlighting their regenerative capabilities and suggesting innovative delivery methods like nanoliposomes and hydrogels to improve bioavailability and therapeutic outcomes.

This article discusses the expression and potential new roles of innate immunity genes in CD49f(+) /CD34(+) hair follicle stem cells, but reports no new experimental results.

This review discusses the niches supporting adult stem cells in various organisms, including well-studied germline niches and the less understood mammalian niches, but it reports no new research findings.

This review discusses strategies for identifying and characterizing adult stem cells in mice and highlights their potential and limitations, but reports no new experimental results.

This review discusses the roles of metabolism, reactive oxygen species, intracellular pH, and cell morphology in influencing cell fate decisions during stem cell differentiation but reports no new experimental results.

This study found that melatonin may enhance goat cashmere growth by activating Wnt signaling and regulating stem cell pluripotency through mechanisms involving NOGGIN and BMP4 pathways.

This study investigated transcription factors in human trophectoderm cells during development, finding that GATA2 and GATA3 are essential for transforming stem cells into induced trophoblast stem cells, which display characteristics similar to placental progenitor cells, offering new methods for modeling placental-associated diseases.

This review outlines the potential of using human pluripotent stem cells for hair follicle bioengineering, detailing current HF morphogenesis and cycling knowledge, various cell sources, and strategies using iPSCs, while discussing the challenges and prospects for therapeutic use in addressing hair loss.

Hair follicle stem cells have significant potential for treating various disorders.

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 study found that only one upper portion of a bisected human hair follicle successfully regenerated a complete new follicle with a pigmented hair in nude mice, although the overall success rate was very low.

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