Results 61 to 70 of about 288,510 (339)

Cell Calcification Models and Their Implications for Medicine and Biomaterial Research

open access: yesAdvanced Healthcare Materials, EarlyView.
Calcification, is the process by which the tissues containing minerals are formed, occurring during normal physiological processes, or in pathological conditions. Here, it is aimed to give a comprehensive overview of the range of cell models available, and the approaches taken by these models, highlighting when and how methodological divergences arise,
Luke Hunter   +5 more
wiley   +1 more source

Hemodynamic and Metabolic Responses to Ketamine and Etomidate Sedations During Endotracheal Intubation in Criticallyill Patients

open access: yesTürk Yoğun Bakim Derneği Dergisi, 2011
Objective: The aim of this study was to compare the effects of etomidate and ketamine on hemodynamic and metabolic responses to intubation in ICU patients.
Özlem Çınar   +6 more
doaj   +1 more source

Statistical Analysis of fMRI Time-Series: A Critical Review of the GLM Approach. [PDF]

open access: yes, 2011
Functional magnetic resonance imaging (fMRI) is one of the most widely used tools to study the neural underpinnings of human cognition. Standard analysis of fMRI data relies on a general linear model (GLM) approach to separate stimulus induced signals ...
Monti, Martin M
core   +3 more sources

Hydrocolloid‐Based Multiwavelength Stretchable QD‐OLED Patch for Simultaneous Neonatal Jaundice and Dermatitis Treatment with Biosignal Monitoring

open access: yesAdvanced Healthcare Materials, EarlyView.
Comparison of therapeutic and diagnostic applications of a surface‐emitting light source with multiwavelength emission characteristics. Abstract Conventional light‐emitting‐diode‐based light sources suffer from rigidity, localized heating, and poor adaptability to skin deformation, limiting their use in skin‐attached medical devices.
In Ho Kim   +10 more
wiley   +1 more source

Investigation of the neurovascular coupling in positive and negative BOLD responses in human brain at 7T [PDF]

open access: yes, 2014
Decreases in stimulus-dependent blood oxygenation level dependent (BOLD) signal and their underlying neurovascular origins have recently gained considerable interest.
Aneurin J. Kennerley   +90 more
core   +1 more source

Improved physiological noise regression in fNIRS: a multimodal extension of the General Linear Model using temporally embedded Canonical Correlation Analysis [PDF]

open access: yes, 2020
For the robust estimation of evoked brain activity from functional Near-Infrared Spectroscopy (fNIRS) signals, it is crucial to reduce nuisance signals from systemic physiology and motion.
Boas, David A.   +4 more
core   +1 more source

Coupling electrophysiological and hemodynamic responses to errors [PDF]

open access: yesHuman Brain Mapping, 2011
Abstract Performance errors are associated with distinct electrophysiological and hemodynamic signatures: a fronto‐central error‐related negativity (ERN) is seen in the event‐related potentials and a network of activations including medio‐frontal, parietal, and insular cortex is revealed by functional magnetic resonance imaging.
Doñamayor, Nuria   +2 more
openaire   +2 more sources

Smart Catheters for Diagnosis, Monitoring, and Therapy

open access: yesAdvanced Healthcare Materials, EarlyView.
This study presents a comprehensive review of smart catheters, an emerging class of medical devices that integrate embedded sensors, robotics, and communication systems, offering increased functionality and complexity to enable real‐time health monitoring, diagnostics, and treatment. Abstract This review explores smart catheters as an emerging class of
Azra Yaprak Tarman   +12 more
wiley   +1 more source

A comparative evaluation of dexmedetomidine and fentanyl to attenuate hemodynamic response to laryngoscopy and intubation

open access: yesAsian Journal of Medical Sciences, 2018
Background: Laryngoscopy and intubation are associated with a sympathetically mediated circulatory response due to irritation of respiratory tract which is associated with increase in pulse rate and blood pressure that may be dangerous.
Erum Ozair
doaj   +1 more source

Dobutamine stress MRI in pulmonary hypertension: relationships between stress pulmonary artery relative area change, RV performance, and 10-year survival [PDF]

open access: yes, 2017
In pulmonary hypertension (PH), right ventricular (RV) performance determines survival. Pulmonary artery (PA) stiffening is an important biomechanical event in PH and also predicts survival based on the PA relative area change (RAC) measured at rest ...
Bellofiore, Alessandro   +6 more
core   +1 more source

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