Results 71 to 80 of about 347,003 (309)

A Bespoke Programmable Interpenetrating Elastomer Network Composite Laryngeal Stent for Expedited Paediatric Laryngotracheal Reconstruction

open access: yesAdvanced Functional Materials, EarlyView.
A programmable interpenetrating double‐network architecture, created via 3D‐TIPS printing and resin infusion, synergistically combines thermoplastic and thermosetting elastomers to balance structural rigidity and surface softness—crucial for paediatric laryngeal stents.
Elizabeth F. Maughan   +14 more
wiley   +1 more source

Fetal respiratory movements improve reliability of heart rate variability and suggest a coupling between fetal respiratory arrhythmia and vagal activity

open access: yesPhysiological Reports, 2022
Fetal heart rate variability (FHRV) reflects autonomic cardiac regulation. The autonomic nervous system constantly adjusts the heart rate to maintain homeostasis.
Anne Rahbek Zizzo   +5 more
doaj   +1 more source

A Smart Bio‐Battery Facilitates Diabetic Bone Defect Repair Via Inducing Macrophage Reprogramming and Synergistically Modulating Bone Remodeling Coupling

open access: yesAdvanced Functional Materials, EarlyView.
This research presents a novel implantable bio‐battery, GF‐OsG, tailored for diabetic bone repair. GF‐OsG generates microcurrents in high‐glucose conditions to enhance vascularization, shift macrophages to the M2 phenotype, and regulate immune responses.
Nanning Lv   +10 more
wiley   +1 more source

Fetal heart rate changes and labor neuraxial analgesia: a machine learning approach

open access: yesBMC Pregnancy and Childbirth, 2023
Background Neuraxial labor analgesia has been associated with fetal heart rate changes. Fetal bradycardia is multifactorial, and predicting it poses a significant challenge to clinicians.
Efrain Riveros-Perez   +2 more
doaj   +1 more source

Intrapartum fetal heart rate monitoring: using audit methodology to identify areas for research and practice improvement [PDF]

open access: yes, 2009
The purpose of the study was to explore the fetal heart rate monitoring practices of midwives and doctors to determine compliance with an evidence-based guideline for fetal heart rate monitoring endorsed by one New Zealand (NZ) District Health Board (DHB)
Foureur, M, Maude, R
core   +1 more source

Sex differences in the fetal heart rate variability indices of twins [PDF]

open access: yes, 2015
Aims: To evaluate the differences in linear and complex heart rate dynamics in twin pairs according to fetal sex combination [male-female (MF), male-male (MM), and female-female (FF)].
Ayres-de-Campos, Diogo   +5 more
core   +1 more source

Bimetallic Nanoreactor Activates cGAS‐STING Pathway via mtDNA Release for Cancer Metalloimmunotherapy

open access: yesAdvanced Functional Materials, EarlyView.
A bimetallic Mn–Ca nanoreactor (MCC) is developed as a non‐nucleotide STING nanoagonist for cancer metalloimmunotherapy. MCC induces Ca2+ overload and hydroxyl radical generation, resulting in mitochondrial damage and mtDNA release. The released mtDNA cooperates with Mn2+ to robustly activate cGAS–STING signaling.
Xin Wang Mo   +7 more
wiley   +1 more source

Fetal Heart Rate Variability Is Affected by Fetal Movements: A Systematic Review

open access: yesFrontiers in Physiology, 2020
Introduction: Fetal heart rate variability (FHRV) evaluates the fetal neurological state, which is poorly assessed by conventional prenatal surveillance including cardiotocography (CTG).
Anne Rahbek Zizzo   +4 more
doaj   +1 more source

Bioinspired Bromination Enables Extensible, Strain‐Stiffening Resilin Peptide Scaffolds with Tunable Degradation

open access: yesAdvanced Functional Materials, EarlyView.
Bioinspired bromination of a resilin‐derived peptide enables the fabrication of electrospun nanofibrous scaffolds that uniquely combine strain‐stiffening elasticity, proteolytic stability, and antioxidant functionality. These brominated peptide–gelatin hybrids mimic the extensibility of natural elastomers, demonstrating tunable mechanical resilience ...
Elisa Marelli   +6 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

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