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This study found that melanin granules in black human hair are key dyeing regions for oxidative hair coloring, as confirmed by nanoscale mass spectrometry analysis detecting deuterium ions.

This study used nanoscale secondary ion mass spectrometry to locate where calcium and copper are concentrated in colored hair, finding these metals particularly in the cuticle's sulfur-rich regions.

This study investigates calcium and phosphorus accumulations in the hair of mummies from the Taklamakan desert and debates their exogenous or endogenous origin.

This study found that various plant oils can penetrate the lipid-rich cell membrane complex of hair, improving its fatigue strength by preventing flaw propagation, with greater penetration observed for oils containing shorter chain lengths and unsaturated fatty acids.

This study found that 3-aminopropyltriethoxysilane penetrates hair fibers and improves the mechanical resistance of dry hair, addressing the needs for increased body in fine hair.

In this study, researchers developed hollow mesoporous organosilica nanoparticles and confirmed their synthesis using IR spectroscopy, then evaluated the nanoparticles for endocytosis and biocompatibility, although specific results of these tests are not reported in the abstract.

This study demonstrated that using a mass spectrometry imaging technique, researchers were able to visualize the incorporation of argan, avocado, and coconut oils into hair fibers, suggesting their potential in cosmetic and alopecia treatments by confirming oil absorption and fiber modification.

This study reports the development of a MEMS silicon-hair device capable of detecting minute forces and moments, replicating the sensory functions of human hair follicles with high sensitivity.

This article reviews self-assembled nanoparticles, highlighting their promising role in drug delivery systems but noting the need for further research on stability and large-scale industrial application; it reports no new clinical findings.

COVID-19 can cause different types of hair loss, with telogen effluvium being the most common.

This study reported the development of a workflow that combines SIMS and X-ray elemental mapping techniques for multimodal imaging at the single cell level, successfully applied to visualize elements, metals, and lipids in porcine skin without loss or delocalization.

This review explores fundamental aspects of niosomes in drug delivery, including their structure, preparation methods, and factors influencing their formation, but it reports no new experimental results.

This study found that nanodiamonds of various sizes can penetrate different layers of murine skin in vitro, reaching hair follicle niches, and may be suitable for multimodal imaging applications.

This study demonstrated that a light-activated RNAi approach using hollow gold nanoshells effectively targets human prostate cancer cells with reduced off-target toxicity and material use compared to standard methods.

In this study, researchers developed a new method for producing dissolving microneedle array patches containing mesoporous silica nanoparticles, successfully confirming nanoparticle deposition and release in both ex vivo and in vivo models.

This chapter reviews nanotechnology in cosmetics, detailing various formulations, performance assessment methods, and evolving regulations, while discussing safety, stability, and effectiveness concerns; it reports no new experimental results.

This study developed a nanoscale biomimetic matrix that effectively and stably expands human hair follicle stem cells, offering a new tool for hair follicle reconstruction research.

This study developed a portable electrospinning device that mimics hair for cosmetic thickening in a mouse model, showing performance comparable to benchtop models with added safety and cost benefits.

In a mouse model of deep skin burns, this study found that a neuro-inspired biomimetic microreactor, when delivered through a hydrogel and activated by near-infrared light, significantly promoted functional skin regeneration, sensory recovery, and hair follicle formation.

This review discusses technological advances in liposome systems for drug delivery and reports no new clinical results; it highlights the clinical acceptance and market presence of liposomal products.

In this study, researchers highlighted the integration of computational technology with nanozyme research, enabling atomic-level kinetic analysis and improved design and synthesis of nanozymes, while enhancing detection methods through automated, accurate, and reproducible analyses.

This study reports a highly sensitive MEMS silicon-hair device that mimics hair follicle functions by detecting minimal forces and moments, including electrostatic attraction and surface tension of liquids.

This study developed a new finasteride release system using chitosan-based nanoniosomes, observing that 70% of the drug was released over ten days in vitro, suggesting potential for prostate cancer prevention.

In this study, researchers found that nanomaterials designed for plastic surgery applications show promising results, including a 95% dynamic wrinkle filling rate and enhanced hair density by 41%; however, challenges like potential long-term safety issues and high production costs must be addressed.

This review highlights recent advancements in using niosomes as nanocarriers for improved delivery and sustained release of active cosmetic compounds, discussing their properties, applications, and future potential in cosmetic chemistry.

This study compiles data on the microstructural and cytotoxic properties of nano physical sunscreens, emphasizing the need for a technology platform to assess nanomaterial characteristics due to their growing use in cosmetics.

This study introduces a co-design framework using finite element analysis to optimize separable bubble microneedles, demonstrating enhanced transdermal and sublingual drug delivery in preclinical models. In vivo results showed faster hair regrowth and glucose lowering in animals, indicating potential improvements over traditional methods.