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This study found that using near-infrared optics, specifically in the second NIR window, allows for effective noninvasive evaluation of intra-hair damage caused by cosmetic treatments, demonstrating distinct damage types and changes in hair condition due to chemical or thermal processes.

This source provides an overview of diagnostic and treatment innovations for gastrointestinal disorders, such as wireless capsule technology for motility assessment and new methods for treating constipation and nausea, highlighting both current and emerging techniques.

This study found that using a home-use LED mask with specific wavelengths improved signs of skin aging in both ex-vivo and clinical settings.

This study reported that using a Cutera Xeo laser with specific probes may help treat rosacea symptoms like diffuse facial erythema and telangiectasias, with some risks like bruises and hypopigmentation.

This study developed and validated a sensitive and accurate UV spectrophotometric method for estimating finasteride concentrations, showing reliable results within a range of 5–25 μg/mL.

This study found that MPEG-dihexPLA micelles significantly improved the skin deposition of tacrolimus compared to a marketed ointment, suggesting better targeted delivery with reduced systemic absorption.

This study found that cystatin M/E strongly inhibits human cathepsin V and cathepsin L via distinct non-overlapping sites, suggesting an important role in human epidermal differentiation and hair follicle morphogenesis.

This study found that nanoemulsions of different sizes vary in their ability to penetrate skin layers, with smaller sizes aiding transdermal delivery and potential applications in transcutaneous immunization.

This review highlights advancements in hair laser removal technologies, which achieve approximately 75% hair reduction in light-skinned individuals, noting the long-pulsed Nd:YAG laser as safest for dark-skinned patients, but reports no new results.

In this study, researchers found that chitosan-coated PLGA nanoparticles improved the iontophoretic transdermal delivery of the positively charged hydrophilic drug donepezil hydrochloride in an ex vivo rat skin model, achieving 2.2 times higher skin accumulation compared to non-coated nanoparticles.

This article discusses the foundational concepts of nanotechnology and its contributions to dermatology and medicine, but does not present new research findings.

This review examines the potential of nanoparticles for localized drug delivery via hair follicles but reports no new clinical results, with the authors noting a lack of commercial development despite research progress.

This study identified LY191704 as a specific noncompetitive inhibitor of human 5 alpha-reductase type 1, which may be useful in treating endocrine disorders related to DHT overproduction.

This study reports that trichocyte intermediate filaments from rat vibrissae and human hair follicles may contain a hollow region at their core, suggesting unique structural properties.

This study concluded that polymeric nanoparticles effectively targeted hair follicles for drug delivery, but the organogel formulation did not enhance their penetration into the hair shaft.

This study found that betasitosterol-loaded nanostructured lipid carriers, when added to butter, improved its nutritional profile and antioxidant properties, maintaining stability over a three-month storage period.

This study found that silicone oil-in-water nanoemulsions using nonionic surfactants can enhance silicone oil absorption on hair, suggesting a promising method for hair care applications.

This study found that dexamethasone-loaded Eudragit® L 100 nanoparticles displayed controlled drug release depending on pH levels, with minimal toxicity to human fibroblasts.

This study found that PNU 157706 is a highly potent inhibitor of human 5α-reductase enzymes, showing a stronger and longer-lasting antiprostatic effect in rats compared to finasteride.

This study found that biologically synthesized silver nanoparticle gel demonstrated excellent wound healing efficacy in rats, surpassing both marketed formulations and ionic silver.

This study reported that thymol-loaded nanoparticles showed promise as an antibiotic-free treatment for acne by effectively targeting the infection without disrupting healthy skin microbiota.

This study introduces a new intracavity frequency modulation technique for tunable picosecond optical parametric oscillators, enhancing chemical contrast in coherent Raman imaging by allowing real-time subtraction of background signals.

This study suggests that human keratin fiber matrix has a well-defined nano-scale grainy structure rather than being amorphous, with grain size influenced by chemical treatments, temperature, humidity, and follicle-level factors.

In this study, researchers developed a pH-sensitive dendritic polyglycerol nanogel to measure pH inside hair follicles using an ex vivo porcine ear model, finding that the pH increases from 6.5 at the skin surface to 7.4 in deeper follicle areas, without observed toxicity.

This study reviews the roles and mechanisms of MSC-derived exosomes in wound healing, noting their potential as promising cell-free therapies for cutaneous regeneration.

In this study, researchers found that silica nanoparticles synthesized using cold plasma showed a higher biofilm inhibition effect on Staphylococcus aureus and Escherichia coli compared to those made with a magnetic stirrer.

This study identified two types of hard alpha-keratin filament assemblies in developing human hair follicles, which may help investigate the structural framework of mammalian keratin appendages.

This study reports that soy protein isolate/hydroxyethyl cellulose nanofibrous mats embedded with diclofenac sodium and halloysite nanotubes demonstrated sustained drug release, effective antibacterial action against E. coli and B. subtilis, and maintained biocompatibility, highlighting their potential use in wound care.

This study demonstrated that adapalene encapsulated in liposomes significantly improved drug delivery to hair follicles compared to gel and drug solution, potentially targeting acne treatment more effectively.

In this study, researchers investigated the penetration and cellular responses to nanoplastics in human skin models with compromised barriers, finding that nanoplastics can penetrate the skin, accumulate in cells, and trigger inflammatory responses through specific signaling pathways.