Results 51 to 60 of about 925,280 (353)

Are Maternal Vitamin D (25(OH)D) Levels a Predisposing Risk Factor for Neonatal Growth? A Cross-Sectional Study

open access: yesClinics and Practice
Background: Neonatal bone mass may potentially be influenced by existing maternal vitamin D (25(OH)D) levels. Few studies evaluated maternal vitamin D deficiency (VDD) with neonatal anthropometrics such as weight, height and head circumference (HC ...
Artemisia Kokkinari   +4 more
doaj   +1 more source

Parameter estimation tools for cardiovascular flow modeling of fetal circulation [PDF]

open access: yesarXiv, 2022
Usually, clinicians assess the correct hemodynamic behavior and fetal well-being during the gestational age thanks to their professional expertise, with the support of some indices defined for Doppler fetal waveforms. Although this approach has demonstrated to be satisfactory in the most of the cases, it can be largely improved with the aid of more ...
arxiv  

Image-Based Modeling of Blood Flow and Oxygen Transfer in Feto-Placental Capillaries [PDF]

open access: yesPLoS ONE 11(10):e0165369 (2016), 2016
During pregnancy, oxygen diffuses from maternal to fetal blood through villous trees in the placenta. In this paper, we simulate blood flow and oxygen transfer in feto-placental capillaries by converting three-dimensional representations of villous and capillary surfaces, reconstructed from confocal laser scanning microscopy, to finite-element meshes ...
arxiv   +1 more source

Intra-uterine fetal demise caused by amniotic band syndrome after standard amniocentesis [PDF]

open access: yes, 2000
The amniotic band syndrome represents a prime example of exogenous disruption of an otherwise normal feta I development. It may be a sequel of invasive diagnostic procedures such as amniocentesis or fetal blood sampling. A 38-year-old gravida II, para II
Bauerfeind, I.   +4 more
core   +1 more source

Fetal in vivo continuous cardiovascular function during chronic hypoxia. [PDF]

open access: yes, 2016
Although the fetal cardiovascular defence to acute hypoxia and the physiology underlying it have been established for decades, how the fetal cardiovascular system responds to chronic hypoxia has been comparatively understudied.
Allison, BJ   +11 more
core   +2 more sources

Modeling superimposed preeclampsia using Ang II (Angiotensin II) infusion in pregnant stroke-prone spontaneously hypertensive rats [PDF]

open access: yes, 2018
Hypertensive disorders of pregnancy are the second leading cause of maternal deaths worldwide. Superimposed preeclampsia is an increasingly common problem and often associated with impaired placental perfusion. Understanding the underlying mechanisms and
Beattie, Elisabeth   +7 more
core   +2 more sources

Single channel magnetic induction spectroscopy technique for fetal acidosis detection [PDF]

open access: yes, 2016
Current fetal acidosis diagnosis needs an invasive measurement which required a doctor to puncture fetal scalp to acquire blood pH. This method introduced risk to the fetal which fetal scalp may bruise and infected.
Abdul Jalil, J.   +8 more
core   +1 more source

Analysis of the microbiome based on 16S rRNA gene signature in women with preterm versus term birth

open access: yesReproductive and Developmental Medicine, 2021
Objective: To characterize and compare the microbiome signature in the maternal, intrauterine, and fetal environments and the associated bacterial species in women who experienced preterm birth and term birth. Methods: A total of 140 women with singleton
Jiao Yu   +4 more
doaj   +1 more source

Physical and geometric determinants of transport in feto-placental microvascular networks [PDF]

open access: yesScience Advances 5 (2019) eaav6326, 2018
Across mammalian species, solute exchange takes place in complex microvascular networks. In the human placenta, the primary exchange units are terminal villi that contain disordered networks of fetal capillaries and are surrounded externally by maternal blood.
arxiv   +1 more source

Taurine promotes glucagon‐like peptide‐1 secretion in enteroendocrine L cells

open access: yesFEBS Letters, EarlyView.
Taurine, a sulfur‐containing amino acid, is likely taken up by enteroendocrine L cells via the taurine transporter. This process increases the levels of cytosolic ATP. The increase in intracellular Ca2+ concentrations and glucagon‐like peptide‐1 secretion through membrane depolarization is caused by the closure of ATP‐sensitive potassium channels ...
Yuri Osuga   +6 more
wiley   +1 more source

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