Results 61 to 70 of about 7,676,209 (212)

The relationship between fetal distress and umbilical venous troponin T during labor [PDF]

open access: yesMajallah-i Zanān, Māmā̓ī va Nāzā̓ī-i Īrān, 2019
Introduction: For many years, electrocardiogram have been used to diagnose fetal distress around childbirth. If the heart cells are damaged, troponin T is released. Few studies have been performed about the relationship between abnormality of fetal heart
Atousa Dabiri Oskoei   +4 more
doaj   +1 more source

Selenium‐Integrated Cyanine Dye With Enhanced Photophysical Properties for Optoacoustic‐Guided Cancer Imaging and Therapy

open access: yesAdvanced Functional Materials, EarlyView.
This study introduces selenium‐integrated cyanine dye (Se‐Cyn), with superior photostability, absorption, and photothermal efficiency, outperforming ICG in NIR window. Its nanoparticle form remains stable in water, accumulates in tumors, and enables strong optoacoustic imaging and effective phototherapy outcomes.
Divyesh Shelar   +11 more
wiley   +1 more source

Persistent fetal heart rate hypovariability: a presenting clinical sign of histologic chorioamnionitis at term gestation

open access: yes, 2004
Chorioamnionitis (CA) is asymptomatic in a large fraction of the cases. Here, we report a case of a 39 weeks' gestation infant, with persistent fetal heart rate hypovariability as the only prenatal clinical sign in histologic ...
LATINI G.   +3 more
core   +1 more source

Single‐Cell Resolution Mapping of Osteoarthritis‐Associated Chondrocyte Dynamics Using a High‐Density CMOS MEA Platform

open access: yesAdvanced Healthcare Materials, EarlyView.
Single‐cell and spatially resolved impedance mapping using a high‐density CMOS‐MEA platform enables non‐invasive monitoring of osteoarthritis‐associated chondrocyte dynamics. Continuous label‐free measurements reveal heterogeneous remodeling behaviors, including proliferation, migration, and phenotypic transitions, establishing a powerful approach for ...
Neha Deshpande   +9 more
wiley   +1 more source

The Influence of a Crosshair Visual Aid on Observer Detection of Simulated Fetal Heart Rate Signals

open access: yesAmerican Journal of Perinatology Reports, 2016
Objective To determine whether a visual aid overlaid on fetal heart rate (FHR) tracings increases detection of critical signals relative to images with no visual aid.
Rebecca A. Kennedy   +5 more
doaj   +1 more source

Human iPSC‐Derived Tissue‐Engineered Nigrostriatal Pathway for Chronic Restoration of Dopaminergic Axon Tracts in a Rat Parkinson's Model

open access: yesAdvanced Healthcare Materials, EarlyView.
Inspired by conventional cell therapy and emerging bioengineering approaches, the tissue‐engineered nigrostriatal pathway (TE‐NSP) has an anatomically‐inspired design comprising a population of human dopaminergic neurons with unidirectional, long‐projecting axon tracts.
Wisberty J. Gordián‐Vélez   +8 more
wiley   +1 more source

Current methods of non-invasive fetal heart rate surveillance

open access: yesClinical and Experimental Obstetrics & Gynecology, 2020
Introduction: As accurate fetal evaluation during labor is essential, there is a continuous need for better noninvasive ways of monitoring. Electronic fetal monitoring (EFM) is an essential tool towards effective fetal assessment during labor, with the ...
A. Theodoridou   +8 more
doaj   +1 more source

Atom‐Efficient Cerium‐Based Molecular Cages as Biocompatible Reactive Oxygen Scavengers

open access: yesAdvanced Healthcare Materials, EarlyView.
Discrete mixed‐valent cerium molecular cages organize accessible redox centers within confined coordination environments and scavenge superoxide, hydrogen peroxide, and hydroxyl radicals. Encapsulation of the lead cage in an ROS‐responsive DTP nanoplatform enables lesion‐associated delivery, attenuates macrophage oxidative stress and inflammation, and ...
Chao Li   +9 more
wiley   +1 more source

Passive fetal heart rate monitoring apparatus and method with enhanced fetal heart beat discrimination [PDF]

open access: yes, 1994
An apparatus for acquiring signals emitted by a fetus, identifying fetal heart beats and determining a fetal heart rate is presented. Multiple sensor signals are outputted by a passive fetal heart rate monitoring sensor.
Pretlow, Robert A., III   +2 more
core  

Fetal heart rate in chromosomally abnormal fetuses

open access: yes, 2000
Objectives To determine the effects of chromosomal defects on fetal heart rate at 10-14 weeks of gestation. Methods Fetal heart rate at 10-14 weeks of gestation in 1061 chromosomally abnormal fetuses was compared to that from 25 000 normal pregnancies ...
Nicolaides, K H   +4 more
core   +1 more source

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