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This review discusses the complex mechanisms regulating skin immunity to balance host defense with inflammation, but reports no new findings.

This review summarizes how genetic studies using conditional β-catenin loss- and gain-of-function mice have advanced understanding of canonical Wnt signaling's role in embryonic development, adult stem cell maintenance, and cancer modeling.

This article reviews the complex signaling pathways between epithelial and mesenchymal cells crucial for hair follicle morphogenesis, highlighting the Wnt pathway's role as a master regulator without reporting new experimental findings.

This study suggests that ethylene and lignoceric acid (C24:0) may promote cotton fiber and Arabidopsis root hair growth by activating the pectin biosynthesis network.

This review summarizes current knowledge on tight junctions in mammalian skin and their role in drug delivery and interaction with other barrier components, but reports no new experimental results.

This review discusses various nanoparticles and nanoemulsions being investigated for transdermal drug delivery and reports no clinical results; it highlights potential applications in treating alopecia, wound healing, psoriasis, and melanoma.

This study found that hair follicle patterning in development may arise from a combination of epidermal prepattern signals and mesenchymal self-organisation, with fibroblast growth factor and bone morphogenetic protein activities playing key roles.

This paper reviews adverse events related to hedgehog pathway inhibitors in advanced basal cell carcinoma patients, reporting no new clinical results but aiming to inform healthcare professionals for improved patient care.

This study found that adipose-derived mesenchymal stromal cell secretome, particularly when preconditioned with IFNγ, significantly influences cell motility and anti-inflammatory responses, enhancing its potential as a regenerative therapy.

In this study, sequences upstream of the TGM3 gene were found to regulate epithelial-specific gene expression in keratinocytes, suggesting potential applications in gene therapy.

This review examines the interaction between the extracellular matrix and immune cells in skin diseases and evaluates advanced therapies that target involved molecular mechanisms, reporting no new clinical findings.

The Celsr1 gene is crucial for normal hair patterning in mice.

This study found that Wnt signaling regulates the symmetric division of adult neural stem cells, increasing their numbers during subependymal regeneration, stroke response, and colony formation.

This review explores the role of Foxn1 in mammalian skin biology, discussing its influence on hair follicle function and the potential for further research to enhance understanding of epithelial differentiation.

This study suggests that exosomal miRNAs from human amniotic fluid stem cells may inhibit myofibroblast differentiation and reduce fibrotic scarring in wound healing.

This study observed that after hair cell loss in the mouse cochlea, supporting cells were replaced by migrating non-specialised cells, with genetic background affecting the rate of tissue re-organization.

In this study, overexpression of ornithine decarboxylase accelerated basal cell carcinoma in Ptch1+/– mice under UVB exposure, while its inhibition reduced tumor induction, suggesting potential chemoprevention strategies in humans.

This study found that inhibiting the enzyme ornithine decarboxylase (ODC) prevented UVB-induced basal cell carcinomas in a mouse model, suggesting ODC is a potential target for chemoprevention strategies.

This study found that enzymatic conversion of Arg-51 in S100A3 protein to citrulline promotes homotetramer assembly, potentially increasing Ca²⁺ binding required for hair cuticular barrier formation.

This study found that DNA strand segregation in multipotent hair follicle stem cells occurs randomly during development and tissue homeostasis, challenging the immortal strand hypothesis.

AGD1 is important for root hair development in Arabidopsis, working with phosphoinositide signaling and the actin cytoskeleton.

This review discusses the various roles of RANK signaling in bone remodeling, immune function, and epithelial differentiation, highlighting its potential involvement in cancer mechanisms; it reports no new clinical results.

This study found that JunB, a transcription factor, is crucial for maintaining epidermal-pilosebaceous stem cell homeostasis by regulating progenitor cell behavior and preventing sebaceous gland dysfunction.

This review discusses potential cell sources and bioengineering strategies for regenerating hair follicles with functional cycling, reporting no new results.

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 study found that cysteine supplementation significantly increases keratin expression in human keratinocytes, and counteracts the negative impact of iron deficiency on keratin production by enhancing iron availability for cellular processes.

Basal cell carcinoma shows keratin patterns similar to undifferentiated hair follicle cells.

This review covers the connection between thyroid diseases and skin conditions like alopecia, dermatitis, and vitiligo, and highlights the need for further research on the role of thyroid hormones in skin health.

This study demonstrates that FMOD deficiency in mice alters TGF-β ligand and receptor expression during wound healing stages, leading to delayed wound closure and increased scar size.

This study found that the Ovol2-Zeb1 regulatory circuit is crucial for controlling directional migration and proliferation in epithelial cells, facilitating skin regeneration and repair in mice.