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This study found that human follicular papilla cells in the scalp produce leptin and express functional leptin receptors, suggesting leptin's significant role in hair biology.

This review discusses strategies and translational advancements in urethral tissue engineering, concluding that a combination of hypoxia-preconditioned mesenchymal stem cells on pre-vascularized synthetic scaffolds may be most effective; it reports no new clinical results.

This review discusses the dynamic, niche-driven regulation of stem cell states in tissue homeostasis and regeneration, focusing on epithelial stem cells in the mammalian skin, intestine, and lung, without providing new experimental results.

This study observed that dandruff is linked to a weakened immunoprivilege in hair follicles, with reduced Langerhans cells and increased epidermal CD4+ and CD8+ T cell infiltration.

This review explores the complex relationship between thyroid hormones and skin, discussing potential mechanisms and known interactions but reports no new clinical results, emphasizing the need for further research.

This review discusses the dual role of apoptotic vesicles in disease and therapy, emphasizing their potential in cancer treatment and tissue regeneration, but reports no new results.

This article discusses the anatomical and biological aspects of hair follicle stem cells in the bulge region but reports no new research findings.

This study highlights lichen planopilaris as a form of scarring hair loss with symptoms like shedding and itching, and notes successful treatment options such as topical and oral antiinflammatory medications to preserve hair follicles by early intervention.

This review explores the potential (neuro-)endocrine influences on hair follicle epithelial stem cell biology and emphasizes the need for more systematic research, but it provides no new empirical results.

This review explores the infundibulum's role and importance in skin diseases and emphasizes the need for further research into its biology and potential therapeutic targeting, but it presents no new findings.

This study reported that patients with alopecia areata or alopecia totalis/universalis have a slightly increased overall cancer risk compared to controls, with specific increases in thyroid, bladder, and prostate cancers depending on the alopecia type.

This article discusses the immune privilege in hair follicles and suggests that restoring its collapse might be an effective strategy for treating alopecia areata and cicatricial alopecia, but it reports no new clinical results.

This study found that injecting xeno-free, three-dimensional cell masses from human adipose-derived stem cells improved blood perfusion and preserved limb function in mice without causing tumors or toxicity, suggesting potential for treating severe ischemic diseases.

This review discusses current knowledge of keratinocyte stem cell dynamics, including their regenerative roles and potential applications beyond wound healing, but presents no new clinical findings.

This review highlights that iPSC-derived artificial platelets offer a promising alternative to platelet-rich plasma for regenerative medicine, with standardized manufacturing and reproducible pharmacological properties, addressing variability issues associated with donor-derived platelets and showing therapeutic potential in preclinical models of osteoarthritis.

This review covers the pathophysiology, diagnosis, evaluation, and treatment of hirsutism and reports no new clinical findings.

This review examines current knowledge on human epithelial hair follicle stem cells, their markers, and outlines challenges in translating findings from murine studies to human research, but does not report new experimental results.

This study found that activation of cannabinoid 1 receptors in human scalp hair follicles may limit excessive mast cell activation and maturation, suggesting a potential therapeutic strategy for managing MC-dependent skin diseases.

This article discusses a novel hypothesis on the role of hair follicles in dandruff pathogenesis, focusing on immune response and inflammation due to scalp microbiota changes and sebum by-products, but reports no new clinical results.

This review article explores the potential systemic nature of alopecia areata, highlighting the association with ocular abnormalities and suggesting that shared pathogenic pathways may lead to eye symptoms occurring at younger ages than usual.

This research concludes that adipose mesenchymal stem cells are uniquely evolved to manage skin inflammation in newborns and their released molecules are the safest and most effective for skin therapeutics.

In this study, hair follicle-derived mesenchymal stromal cells showed potential for immunomodulation, with equivalent or superior responses compared to those from adipose tissue, suggesting a promising alternative cell source.

This review examines the interplay of genetics and neuroimmunology in alopecia areata, highlighting its potential to inform broader autoimmunity research, but reports no new findings.

This article reviews evidence suggesting that vitamin D may help manage Hashimoto’s thyroiditis by affecting immune pathways and improving thyroid function, though more research is needed to fully understand its therapeutic potential.

This review explores the potential of cell-mediated drug delivery systems in dermatology, highlighting their ability to target inflamed or diseased skin while discussing applications in diseases like atopic dermatitis and melanoma, along with challenges such as immunogenicity and manufacturing.

This study investigated the secretome of adipose mesenchymal stem cells and fibroblasts used in skin care products, finding 16 therapeutic pathways involving numerous signaling mechanisms, which may offer skin benefits through anti-inflammatory and regenerative effects.

This review examines the literature on autoimmune hair loss disorders, highlighting the collapse of immune privilege and the potential role of neurogenic stress in this process, but reports no new clinical results.

This study found that immune privilege is preserved in hair follicles of nonsegmental vitiligo patients compared to those with alopecia areata, potentially protecting follicular melanocytes from autoimmune attacks.

This article compares the immunology of cancer and the placenta and suggests that immunotherapy for pregnant cancer patients could be feasible with careful exploration, though no new clinical results are reported.

This study describes previously unknown immune characteristics of the normal human nail, highlighting its similarities to the hair follicle immune system and suggesting an immune privilege in the proximal nail matrix that both provides autoimmunity protection and presents infection susceptibility.