Results 111 to 120 of about 237,386 (323)

Metabolic changes during cardiac regeneration in the axolotl

open access: yesDevelopmental Dynamics, EarlyView.
Abstract Background The axolotl is a prominent model organism of heart regeneration due to its ability to anatomically and functionally repair the heart after an injury that mimics human myocardial infarction. In humans, such an injury leads to permanent scarring. Cardiac regeneration has been linked to metabolism and the oxygenation state, but so far,
Anita Dittrich   +10 more
wiley   +1 more source

Low‐field MRI: Clinical promise and challenges

open access: yesJournal of Magnetic Resonance Imaging, Volume 57, Issue 1, Page 25-44, January 2023., 2023
Modern MRI scanners have trended toward higher field strengths to maximize signal and resolution while minimizing scan time. However, high‐field devices remain expensive to install and operate, making them scarce outside of high‐income countries and major population centers.
Thomas Campbell Arnold   +3 more
wiley   +1 more source

Embryological development of the intestine and necrotizing enterocolitis

open access: yesJournal of Pediatric and Neonatal Individualized Medicine, 2016
It is possible to distinguish two phases in the development and maturation of the intestine: intra-uterine and extra-uterine. Up until the 13th week of the embryological phase, a fetus’ development is not controlled by factors external to the alimentary
Anna De Magistris   +6 more
doaj   +1 more source

Continuous non-contact vital sign monitoring of neonates in intensive care units using RGB-D cameras [PDF]

open access: yesarXiv
Neonates in intensive care require continuous monitoring. Current measurement devices are limited for long-term use due to the fragility of newborn skin and the interference of wires with medical care and parental interactions. Camera-based vital sign monitoring has the potential to address these limitations and has become of considerable interest in ...
arxiv  

Log-Contrast Regression with Functional Compositional Predictors: Linking Preterm Infant's Gut Microbiome Trajectories to Neurobehavioral Outcome [PDF]

open access: yesarXiv, 2018
The neonatal intensive care unit (NICU) experience is known to be one of the most crucial factors that drive preterm infant's neurodevelopmental and health outcomes. It is hypothesized that stressful early life experience of very preterm neonate is imprinting gut microbiome by the regulation of the so-called brain-gut axis, and consequently, certain ...
arxiv  

Dynamic riskscapes for prey: disentangling the impact of human and cougar presence on deer behavior using GPS smartphone locations

open access: yesEcography, EarlyView.
Prey species adjust their behavior along human‐use gradients by balancing risks from predators and humans. During hunting seasons, prey often exhibit strong antipredator responses to humans but may develop tolerance in suburban areas to exploit human‐mediated resources.
Heather N. Abernathy   +8 more
wiley   +1 more source

Kidney volume-to-birth weight ratio as an estimate of nephron endowment in extremely low birth weight preterm infants

open access: yesScientific Reports
In humans, nephrogenesis is completed by 32–36 weeks gestation, with a highly variable total number of nephrons, ranging from 200,000 to over 2 million. Premature birth disrupts the development and maturation of the kidneys, leading to a reduction in the
Gabriele Villani   +3 more
doaj   +1 more source

Heart Rate Variability and Respiration Signal as Diagnostic Tools for Late Onset Sepsis in Neonatal Intensive Care Units [PDF]

open access: yesarXiv, 2016
Apnea-bradycardia is one of the major clinical early indicators of late-onset sepsis occurring in approximately 7% to 10% of all neonates and in more than 25% of very low birth weight infants in NICU. The objective of this paper was to determine if HRV, respiration and their relationships help to diagnose infection in premature infants via non-invasive
arxiv  

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