Results 1 to 10 of about 7,869 (115)

Biomechanical response of human rib cage to cardiopulmonary resuscitation maneuvers: Effects of the compression location. [PDF]

open access: yesInt J Numer Method Biomed Eng, 2022
The effects of compression location in the response (i.e., compression depths and stress levels) of a human rib cage (breastbone and ribs) to cardiopulmonary resuscitation maneuvers was investigated by means of finite element simulations. For compression locations on the breastbone, when the area of application is shifted caudally toward the tip, a 17%
Suazo M   +4 more
europepmc   +2 more sources

Amphiphilic Poly(γ-glutamic acid) Derivatives for Delivering Doxorubicin in Cancer Cells. [PDF]

open access: yesMacromol Biosci
In this study, poly(γ‐glutamic acid) was modified via esterification with 4‐phenyl‐butyl bromide to enhance its amphiphilic properties, enabling self‐assembly into nanoparticles (NPs). Further functionalization with hydrophilic groups (MethoxyPEG) and targeting ligands (Folic acid‐PEG) (FA‐PEG) provided NPs that were loaded with DOX and delivered in U ...
Dorost P   +5 more
europepmc   +2 more sources

Designing Natural Rubber Shape Stabilized Phase Change Materials: Impact of Matrix Network on Thermophysical Properties [PDF]

open access: yesMolecules
Shape-stabilized phase change materials (SSPCMs) have been a promising thermal energy storage (TES) solution to combine the high energy density of solid-to-liquid (SL) PCMs and the structural stability of solid–solid PCMs.
Marc Neira-Viñas   +2 more
doaj   +2 more sources

Environmental effects on surface lead–calcium apatite formation on Roman wall paintings [PDF]

open access: yesScientific Reports
The formation of lead apatites in heritage objects is increasingly recognized as a recurrent phenomenon, however their origins and formation mechanisms remain poorly understood. This study explores the process behind the darkening and surface clouding in
Francesc Albert-Tortosa   +6 more
doaj   +2 more sources

Clinical outcomes and safety of passive leg raising in out-of-hospital cardiac arrest: a randomized controlled trial [PDF]

open access: yesCritical Care, 2021
Background There are data suggesting that passive leg raising (PLR) improves hemodynamics during cardiopulmonary resuscitation (CPR). This trial aimed to determine the effectiveness and safety of PLR during CPR in out-of-hospital cardiac arrest (OHCA ...
Youcef Azeli   +11 more
doaj   +2 more sources

Crystallographic information data of natural occurring zaccariniite (RhNiAs) obtained by means of precession electron diffraction [PDF]

open access: yesData in Brief, 2019
The crystal structure of naturally occurring zaccariniite (RhNiAs) has been studied in Transmission Electron Microscopy (TEM) with variable angle Precession Electron Diffraction (PED) techniques.
Josep Roqué Rosell   +7 more
doaj   +2 more sources

BioMOF@cellulose Glycerogel Scaffold with Multifold Bioactivity: Perspective in Bone Tissue Repair [PDF]

open access: yesGels
The development of new biomaterials for musculoskeletal tissue repair is currently an important branch in biomedicine research. The approach presented here is centered around the development of a prototypic synthetic glycerogel scaffold for bone ...
Albert Rosado   +12 more
doaj   +2 more sources

Carbon Nano-Onion Peroxidase Composite Biosensor for Electrochemical Detection of 2,4-D and 2,4,5-T

open access: yesApplied Sciences, 2021
Carbon nano-onions are emerging electrode materials in biosensing due to their high conductivity and biocompatibility. Phenoxy-based herbicides are a source of environmental contamination that can be detected using their property to inhibit the activity ...
Vibol Sok, Alex Fragoso
doaj   +1 more source

Characterization of Supplementary Cementitious Materials and Fibers to Be Implemented in High Temperature Concretes for Thermal Energy Storage (TES) Application

open access: yesEnergies, 2021
Six supplementary cementitious materials (SCMs) were identified to be incorporated in concrete exposed to high-temperature cycling conditions within the thermal energy storage literature.
Laura Boquera   +3 more
doaj   +1 more source

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