research Clinically relevant skull models and optical measurement method to evaluate programmable hydrocephalus valve tool kit usability
Three skull models were found most useful for testing hydrocephalus valve programming.
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240-270 / 1000+ resultsresearch Percutaneous penetration of hair dyes
Hair dyes penetrate the scalp very minimally, less than 1%.
research Penetration Enhancement of Topical Formulations
New methods improve how well skin treatments work by helping drugs get through the skin barrier.
research Follicular Penetration of Topically Applied Caffeine via a Shampoo Formulation
Caffeine in shampoo quickly enters the body through hair follicles.
research Elucidating penetration pathways into the hair fiber using novel microscopic techniques.
The conclusion is that substances can penetrate hair fibers through multiple pathways, including both the cell membrane complex and the non-keratinous parts.
research Follicular Penetration of Caffeine from Topically Applied Nanoemulsion Formulations Containing Penetration Enhancers: In vitro Human Skin Studies
Nanoemulsion creams with certain enhancers can greatly increase caffeine delivery through skin.
research Transfollicular Drug Delivery: Penetration of Drugs Through Human Scalp Skin and Comparison of Penetration Between Scalp and Abdominal Skins In Vitro
Drugs penetrate scalp skin better than abdominal skin, with scalp hair follicles aiding in higher drug delivery.
research Investigation of transfollicular caffeine penetration using microdialysis on ex vivo porcine ear skin
Caffeine penetrates skin quickly through open hair follicles, but less through closed ones, with levels becoming equal after 22 hours.
research Penetration of drugs through skin, a complex rate-controlling membrane
The skin is a complex barrier for drug penetration, but understanding its structure and interactions can improve drug delivery methods.
research Homing of stem cells to sites of inflammatory brain injury after intracerebral and intravenous administration: a longitudinal imaging study
Stem cells can move to brain injury sites and be tracked, showing promise for treating brain diseases.
research Hair follicles contribute significantly to penetration through human skin only at times soon after application as a solvent deposited solid in man
Hair follicles greatly increase caffeine absorption through the skin shortly after it's applied.
research In vivo penetration of bare and lipid-coated silica nanoparticles across the human stratum corneum
Lipid-coated silica nanoparticles penetrate human skin more deeply than bare silica nanoparticles.
research Skin Penetration of Caffeine and Cafestol using Liposomes: Exploring the Benefits of a Combined Delivery System
Liposomal formulations with caffeine and cafestol enhance skin penetration effectively.
research Enhanced skin penetration of lidocaine through encapsulation into nanoethosomes and nanostructured lipid carriers: a comparative study
Nanostructured lipid carriers deliver lidocaine to the skin better than nanoethosomes.
research Liposomes and Niosomes as Topical Drug Delivery Systems
Liposomes and niosomes can help drugs penetrate the skin better.
research Cholesterol and Phospholipid-free Multilamellar Niosomes Regulate Transdermal Permeation of a Hydrophobic Agent Potentially Administrated for Treating Diseases in Deep Hair Follicles
Cholesterol- and phospholipid-free niosomes improve deep skin drug delivery.
research Targeted skin delivery of topically applied drugs by optimised formulation design
Optimized formulations with specific ingredients can significantly improve skin delivery of topical drugs.
research High spatial resolution study of human skin using synchrotron infrared microscopy: application to the penetration of external agents
External agents penetrate skin more easily in areas with fewer lipids, especially through hair follicles.
research OVERCOMING THE BARRIERS TO EFFECTIVE DRUG DELIVERY TO THE BRAIN
New methods are being developed to improve drug delivery to the brain.
research Permeation of topically applied caffeine through human skin – a comparison of in vivo and in vitro data
Caffeine penetrates human skin in lab tests similarly to real-life conditions, but actual skin use is still essential for accurate results.
research Analysis of hair follicle penetration of lidocaine and fluorescein isothiocyanate-dextran 4 kDa using hair follicle-plugging method
Hair follicles are important for the absorption of certain drugs into the skin.
research Size-dependent penetration of nanoemulsions into epidermis and hair follicles: implications for transdermal delivery and immunization
Smaller nanoemulsions can penetrate skin and hair follicles better, which may be useful for delivering drugs and vaccines through the skin.
research Morphological Studies of Penetration Pathways via Stratum corneum and Hair Follicles using Nano-sized Iron Oxide
Iron oxide nanoparticles mainly enter the skin through hair follicles and sebocytes, not the dermis.
research Investigation of the cutaneous penetration behavior of dexamethasone loaded to nano-sized lipid particles by EPR spectroscopy, and confocal Raman and laser scanning microscopy
Nano-sized lipid particles increase dexamethasone's skin penetration and create a reservoir in the skin layers.
research Transdermal permeation of tetracaine hydrochloride by lecithin microemulsion: In vivo
Lecithin microemulsion safely delivers tetracaine hydrochloride through the skin.
research Cytoplasmic Ca2+ concentrations in intact Merkel cells of an isolated, functioning rat sinus hair preparation
research Penetration Profile of Microspheres in Follicular Targeting of Terminal Hair Follicles
Microspheres about 1.5 micrometers in size can best penetrate hair follicles, potentially reaching important stem cells.
research Rheological Properties and Composition Affecting the Skin Permeation of a Model of a Hydrophilic Drug in Lecithin Reverse Wormlike Micelles
IPM enhances skin penetration of hydrophilic drugs.
research A highly resistant structure between the cuticle and the cortex of human hair. II . CARB , a penetration barrier
CARB is a strong barrier in human hair that prevents dye penetration.
research Penetration of silver nanoparticles into porcine skinex vivousing fluorescence lifetime imaging microscopy, Raman microscopy, and surface-enhanced Raman scattering microscopy
Silver nanoparticles can penetrate porcine skin up to about 15.6 μm, possibly through hair follicles.