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This study found that a serum-free DMEM-F12 medium with 45% oxygen best supports in vitro development and differentiation of human fetal skin, closely mimicking the in vivo state.

This study found that glycyrrhetinic acid, derived from licorice, may help alleviate acne symptoms by regulating lipid synthesis and inflammatory responses through multiple pathways, as observed in both in vitro and in vivo settings.

This review examines structural elements and delivery methods for nonviral DNA- and RNA-based vectors used in gene editing, but reports no new experimental results.

In this study, researchers developed a supramolecular hydrogel combining minoxidil and salicylic acid, finding that it accelerates hair growth and enhances hair follicle regeneration in vivo, suggesting its potential as an effective treatment for alopecia.

This study suggests that Gujian oral liquid may reduce osteoarthritis symptoms by regulating inflammation and catabolism through the TNF-α/NF-kappa B signaling pathway, as confirmed by both in vivo and in vitro experiments.

This review discusses the migration and colonization of melanocytes from the neural crest in mammals and reports no new experimental results.

This review covers potential molecular targets for androgenetic alopecia treatments but presents no new experimental findings; the authors highlight various in vitro and in vivo screening methods for therapeutic compounds.

This chapter reviews the hair follicle's role in drug and chemical penetration through the skin but does not present new experimental findings.

This article reviews methods to enhance epithelial–mesenchymal interactions for hair follicle bioengineering but does not present new experimental results; it emphasizes optimizing combinations for successful regeneration.

This review discusses strategies to regenerate human hair follicles using stem cells and reports no new experimental results; the authors note existing challenges and the potential of hiPSCs for future applications.

This review explores the potential of small molecules to activate the Wnt/β-catenin signaling pathway in treating diseases and reports no new experimental findings.

This study found that ZnO nanoparticles in topical skin products do not penetrate beyond the outer skin layers in humans, suggesting minimal safety concerns for subdermal absorption.

This study suggests that using particle-bound antiseptics may provide more effective and longer-lasting skin antisepsis compared to their non-particulate forms.

In this study, researchers linked SARS-CoV-2 infection to telogen effluvium in some COVID-19 patients by observing the accumulation of viral proteins in hair follicle cells, which may trigger stress responses and cell death, suggesting hair follicles as a potential target in COVID-19.

In this experimental study, chrysin-stabilized silver nanoparticles were integrated into scaffolds and demonstrated significant antibacterial activity against Staphylococcus aureus, as well as improved wound healing in rats when compared to controls.

In this in silico study, researchers found that the hair follicle's contribution to dermal permeability of small molecules varies with the lipophilic and hydrophilic properties of substances, highlighting the need for careful characterization of substances filling the follicular route when interpreting experimental permeability data.

This study found that massaging the skin significantly increases follicular penetration of liposomes in an ex vivo setting, while occlusion only enhanced penetration for rigid liposomes.

This article explores questions about dormant hematopoietic stem cells and suggests avenues for future research, but does not present new experimental results.

This chapter discusses the skin stem cell niche as a complex ecosystem and highlights the diverse components and interactions that influence stem cell function, but it reports no new experimental results.

This study found that human scalp hair follicles transplanted onto chemotherapy-treated immunodeficient mice closely mimic chemotherapy-induced hair loss seen in cancer patients, providing a valuable model for research.

This review discusses various methods for processing and separating human skin samples for research purposes, evaluating factors like processing time and cell viability, but reports no new experimental findings.

This study found that ultra-high molecular weight poly-γ-glutamic acid promoted hair growth in telogenic C57BL/6 mice by inhibiting 5-alpha reductase activity and inducing the anagen phase.

This study found that NB-002 demonstrated clear antifungal activity and clinically significant nail clearing in subjects with distal subungual onychomycosis and ≤50% nail involvement, compared to a vehicle treatment.

This review discusses the various components essential for successful tissue engineering, such as cell sources, modification methods, and supportive matrices, and highlights the need for functional synergy without reporting new experimental results.

This review discusses advancements in gene delivery to hair follicles and suggests potential gene therapy applications for treating hair loss, but it reports no new experimental results.

This study outlines a method to isolate hair follicle stem cells from mouse skin using fluorescence activated cell-sorting for use in research models, but reports no experimental findings.

In this study, a method using nano-sized iron particles successfully captured images of sub-dermal hair follicles, showing comparable size and shape to those removed from the skin.

This study observed that CTUMP's Herb shampoo significantly improved hair growth and density in mice compared to a saline solution, though it was less effective than minoxidil in promoting follicle development.

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 study found that Wnt signalling activates hair follicle fate in hair follicle stem cells by relieving TCF3/4–TLE-mediated repression, with β-catenin being crucial for this process.