Results 131 to 140 of about 3,011 (243)

Determination of phtalates via GC-MS in children´s pacifiers and a risk of their transport to human´s digestive system.

open access: yes, 2017
This bachelor thesis deals with the problems of phthalates analysis, or phthalic acid esters, contained in children´s pacifiers. These organic substances have been used for many years as a plasticizers of plastics, rubber and PVC.
CIHLÁŘOVÁ, Tereza
core  

In Situ Reconstructed Crystalline–Amorphous CuNi Nanotubes Unifying Activity and Stability for Oxygen Evolution

open access: yesAdvanced Science, EarlyView.
Controlled electrochemical reconstruction creates a crystalline–amorphous CuNi nanotube that unifies catalytic activity and durability for alkaline oxygen evolution. The conductive metallic core and active amorphous oxide shell work synergistically to deliver low overpotential and exceptional stability exceeding 1000 h, offering a new strategy for ...
Shi‐Yu Zhu   +8 more
wiley   +1 more source

How mothers feed their 0-12-month-old children in Turkey’s Eastern province of Van?

open access: yesTurkish Journal of Public Health, 2015
Objective: This research was planned to evaluate how mothers with 0-12-month-old infants who had been admitted to health centers in the city center of Van.
Aktan Turan   +3 more
doaj  

A Disulfide‐Sticker Strategy for Marine Adhesive Coatings: From Deciphering Self‐Assembly Mechanism to Functional Application in Hair Regeneration

open access: yesAdvanced Science, EarlyView.
A disulfide‐sticker strategy, coupled with Ca2+ coordination, drives the hierarchical self‐assembly of a recombinant scallop adhesive protein into fishnet‐like nanostructures, affording a coating with versatile wet adhesion and intrinsic antioxidant activity. This biocompatible coating markedly promotes hair regeneration by activating follicular niches,
Lulu Wang   +7 more
wiley   +1 more source

Structural And Microbiological Analysis Of Children´s Pacifiers In Public And Private Nursery Schools [análise Estrutural E Microbiológica De Chupetas De Crianças De Creches Públicas E Particulares]

open access: yes, 2015
Results: the analyzed pacifiers met the Brazilian standards (100%). Pacifiers were infected by the three groups of microorganisms studied (>15%), with higher prevalence (p 0.05).Conclusion: the morphological conditions and contamination of pacifiers did
de Paula J.F.   +4 more
core  

Real‐Time Ferroelectric Domain Wall Dynamics During Electric Poling and Depoling

open access: yesAdvanced Science, EarlyView.
Real‐time visualization of domain wall dynamics during alternating‐current poling, direct‐current poling, and electrical depoling in relaxor‐PT ferroelectric single crystals reveals distinct field‐dependent pathways and strong path dependence. Instant polarized light microscopy uncovers reversible domain wall nucleation, motion, and reconfiguration ...
Ziqi Wang   +12 more
wiley   +1 more source

Neuron‐Targeted Exosomal Delivery of siRNA Against RIPK3 Slows Neurodegenerative Progression in Alzheimer's Disease

open access: yesAdvanced Science, EarlyView.
Engineered exosomal siRNA delivery platform enables systemic, neuron‐targeted RNA transport across the blood–brain barrier. Surface functionalization with rabies virus glycoprotein‐derived peptide facilitates receptor‐mediated transcytosis, achieving efficient cytosolic delivery and robust gene silencing. Targeting RIPK3 suppresses necroptosis, reduces
Chi Zhang   +9 more
wiley   +1 more source

Pacifier use in preterm infants during orogastric tube feeding: a randomized trial. [PDF]

open access: yesRev Assoc Med Bras (1992)
Topan A   +5 more
europepmc   +1 more source

Cell‐Selective Delivery of RIBOTACs via an Anti‐EGFR Nanobody for Pancreatic Cancer Treatment

open access: yesAdvanced Science, EarlyView.
This study introduces an innovative strategy for the tumor‐selective catalytic degradation of oncogenic non‐coding RNA by interfacing a ribonuclease‐recruiting small molecule (RIBOTAC) with an EGFR‐targeting nanobody via a CTSB (Cathepsin B)‐responsive linker.
Tianli Luo   +15 more
wiley   +1 more source

Different geometric patterns of pacifiers compared on the basis of finite element analysis

open access: yes, 2007
This study was carried out with the purpose to show on a virtual model of oral cavity the mechanical behaviour of different kinds of pacifiers with different pressure levels that can be likened to a condition of rest and deglutition.Three different types
L. Paracchini, LEVRINI, LUCA, P. Merlo
core  

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