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In this study, germ-free male mice showed altered levels of certain neuroactive steroids in the brain and periphery, suggesting microbiota may influence neuroendocrine pathways that support brain functioning.

This study presents a novel in vitro assay using human folliculoid microspheres to research hair growth, which may facilitate preclinical testing of hair growth-modulatory agents.

The study reported that reducing finasteride particle size significantly improved its cellular permeation through prostate epithelial cells, though it had a lesser impact on systemic pharmacokinetics and tissue distribution in rats.

This study found that polymeric micelle formulations significantly improved the targeted delivery of adapalene to hair follicles compared to standard Differin® products, which suggests potential advantages in treating hair follicle-related conditions and reducing side effects.

This review discusses the potential of marine-derived polysaccharide nanofibers as advanced wound dressings, highlighting their regenerative advantages in addressing inflammation, oxidative stress, and other healing barriers. However, it notes that clinical translation is limited by challenges in standardization, evidence, safety, and production scalability.

This review discusses the evolution and development of smart and multifunctional microneedles, highlighting their potential future importance in medical applications, but it reports no new experimental results.

This study found that wool fiber surfaces damaged in processing tended to have cellular debris adhering to them, while undamaged surfaces did not show this interaction.

This review highlights the potential of marine macroalgae as a largely untapped resource for developing new active ingredients in the cosmetic industry, emphasizing their role in supporting circular economy models by utilizing waste from other industrial sectors.

This review discusses the challenges of traditional phytochemical delivery methods and highlights the potential of microneedles to improve intra/transdermal delivery, reporting no new clinical results.

This study found that exposure to aqueous dispersion resin in aerosol form increased lung weights and caused histopathological changes in animals at higher concentrations, with a no-observable-effect level at 30 mg/m³.

This study found that UVB radiation significantly alters miRNA expression and induces cytotoxicity and apoptosis in normal human dermal papilla cells.

This study investigated the extracellular polysaccharides from the edible green alga Parachlorella sp. BX1.5, finding that they have potential applications in cosmetics and health products due to their stability, antioxidant properties, and effects on hair growth in mice.

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 article explores the integration of nanotechnology and cosmetics, highlighting the development of cosmeceuticals targeting issues such as wrinkling, hyperpigmentation, and skin dehydration, while also reviewing cosmetic history and types of nanotechnology by particle size.

This study used micro-segmental hair analysis to identify the day of drug intake and suggested differing uptake mechanisms for co-administered drugs based on their properties.

This review discusses attempts to confirm low-dose effects in rodent endocrine studies and reports no findings; variability in control groups hinders demonstrating weak effects.

In this study, researchers developed a microfluidics-based method to generate hair follicle germs on a large scale for potential hair regeneration therapies, demonstrating efficient hair follicle regeneration following transplantation into mice.

This abstract reviews potential health risks from toxic chemicals in cosmetic products, noting associations with cancer, reproductive issues, and other health conditions, but reports no new research findings.

This study found that electrospinning membranes with smaller fiber diameters significantly improved skin wound healing by promoting cell proliferation and encouraging reparative macrophage transformation.

This study suggests that polymersomes decorated with chitosan improve the transdermal delivery of finasteride, providing an alternative drug delivery system with higher drug retention in the skin.

This review discusses various patent articles on microemulsion carriers in drug delivery systems and reports no new empirical findings.

This review found that exosome use in aesthetic plastic surgery shows promise in areas like skin rejuvenation and hair restoration, with laboratory studies indicating enhanced outcomes, but clinical evidence remains largely anecdotal, and no exosome-based products have FDA approval.

This study reviews the use of nanofat in facial rejuvenation and cosmetic surgery, highlighting its potential for improving skin appearance and treating conditions like wrinkles and acne scars, yet emphasizes the need for further research into its long-term efficacy and safety.

This review discusses the potential of microneedles to enhance transdermal drug delivery by expanding the range of deliverable drugs, highlighting fabrication methods, material choices, and applications, but notes existing challenges with sustained delivery, cost-effectiveness, and large-scale production.

This review explores the convergence of functional biomaterials, biosensing, and AI technologies in bioengineering, highlighting applications in cancer modeling and regenerative medicine, while addressing challenges like biofouling and dataset integration.

This study demonstrates that MPM-FLIM multimodal imaging can effectively assess the delivery and dissolution of zinc pyrithione particles in human skin follicles using different application techniques.

Microfluidic models improve testing for aging, wound healing, and oral tissue, reducing animal testing.

This study found that long-term exposure to particulate matter (PM2.5 and PM10) is associated with an increased risk of developing alopecia areata, with possible involvement of inflammatory pathways, suggesting PM as a modifiable environmental risk factor.

This study demonstrated that in a mouse model of androgenic alopecia, PLGA-DUT/siAR@DPCM nanoparticles effectively delivered drugs to hair follicles, suppressed androgen-related targets, promoted cell proliferation, and showed significant therapeutic effects with minimal adverse effects, suggesting their potential for clinical application.