Results 51 to 60 of about 31,381 (262)

Microfluidic Nano‐Assembly of Red‐Blood‐Cell (RBC) Lipids and Components for Engineering Extracellular Vesicles

open access: yesAdvanced Healthcare Materials, EarlyView.
Engineered red blood cell‐derived extracellular vesicles (eRBCEVs) are synthesized via controlled microfluidic assembly from native RBC lipids, enabling tunable encapsulation of proteins, nucleic acids, nanoparticles, and viral vectors. The platform demonstrates reproducible nanoscale architecture, preserved membrane composition, and functional cargo ...
Chiranth K. Nagaraj   +23 more
wiley   +1 more source

Effect of Thermocycling on Microleakage of Class V Resin Composite Restorations Bonded by Self and Total Etch Bondings

open access: yesMajallah-i Dānishgāh-i ’Ulūm-i Pizishkī-i Shahīd Ṣadūqī Yazd, 2011
Introduction: Thermocycling is used in most invitro studies to produce conditions similar to clinical studies, but results about the effect and number of thermocycling cycles have been different in different studies.
AR Daneshkazemi   +4 more
doaj  

Biomimetic Vascular Scaffold with Seamless Electrospun Aligned Nanofiber Conduit and 3D‐Printed Coil Reinforcement

open access: yesAdvanced Healthcare Materials, EarlyView.
We introduce a new fabrication method that overcomes the current limitation of tubular gap electrospinning. We successfully fabricated a seamless hollow tube with fibers aligned along the longitudinal axis in diameters as small as 300 µm, and then reinforced it using 4‐axis 3D printing.
Seyed Aliakbar Hosseini Toopghara   +9 more
wiley   +1 more source

Eficácia da união adesiva em dentes restaurados pelas técnicas da dentina saturada com água e com etanol sob pressão pulpar simulada após envelhecimento artificial [PDF]

open access: yes, 2011
Tese (doutorado) - Universidade Federal de Santa Catarina, Centro de Ciências da Saúde, Programa de Pós-Graduação em Odontologia, Florianópolis, 2011Objetivo: Avaliar a resistência de união (µTBS) à dentina e a nanoinfiltração na interface adesiva de ...
Sartori, Neimar
core  

Rapid Fabrication of Self‐Propelled and Steerable Magnetic Microcatheters for Precision Medicine

open access: yesAdvanced Materials, EarlyView.
A rapid Joule heating fabrication method for the production of self‐propelling, adaptive microcatheters, with tunable stiffness and integrated microfluidic channels is presented. Demonstrated through three microrobotic designs, including a steerable guiding catheter, an untethered wave‐crawling TubeBot, and a distal‐end propelled microcatheter, it was ...
Zhi Chen   +5 more
wiley   +1 more source

Influência do clareamento dental, com gel de peróxido de carbamida a 10%, na adesão ao esmalte humano, de um adesivo monocomponente com solvente a base de etanol: avaliação, in situ [PDF]

open access: yes, 2002
Dissertação (mestrado) - Universidade Federal de Santa Catarina, Centro de Ciências da Saúde. Programa de Pós-Gradução em Odontologia.O objetivo foi observar as possíveis modificações provocadas pelo clareamento dental à base de peróxido de carbamida a ...
Schubert, Edward Werner
core  

Evaluation of zirconia bonding to veneering porcelain [PDF]

open access: yesMakedonsko Farmacevtski Bilten, 2014
Zirconium dioxide as core ceramic material for dental crowns and bridges, possess high strength, chemical stability and superior aesthetics after veneering. Veneering ceramic is considered to be the weakest part of all-ceramic restorations. The adhesion
Aneta Mijoska, Mirjana Popovska
doaj  

Mesoporous Silica Nanoparticles in Biomedicine: Advances and Prospects

open access: yesAdvanced Materials, EarlyView.
Mesoporous silica nanoparticles offer unique properties like high surface area, tunable pores, and functionalization. They excel in drug delivery, tissue engineering, and stimuli‐responsive therapies, enabling targeted and controlled treatments. With roles in cancer therapy and diagnostics, their clinical translation requires addressing challenges in ...
Miguel Manzano, María Vallet‐Regí
wiley   +1 more source

Intimate Interaction Between Nucleic Acid and Conjugated Polymers in Organic Electrochemical Transistors Enables Ultrasensitive Biomarker Detection

open access: yesAdvanced Materials, EarlyView.
The intimate interaction between negatively charged RNA molecules and conjugated polymers in organic electrochemical transistors (OECTs) in aqueous electrolytes is investigated. It demonstrates that RNA binding reduces the volumetric capacitance of the polymer channel, enabling the development of an ultrasensitive biosensing platform capable of ...
Hong Liu   +7 more
wiley   +1 more source

Influência do tipo de substrato dental e da espessura oclusal de coroas totais de cerâmica na sua resistência à compressão: um estudo, in vitro [PDF]

open access: yes, 2004
Dissertação (mestrado) - Universidade Federal de Santa Catarina, Centro de Ciências da Saúde. Programa de Pós-Graduação em OdontologiaAtravés deste estudo, in vitro, avaliou-se a influência do tipo de substrato dental e da espessura oclusal de coroas ...
Barros, Beatriz Álvares Cabral de
core  

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