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Endothelial dysfunction has been observed systemically in women with gestational diabetes (GDM). Important cardiovascular adaptations occur during pregnancy, including enhanced endothelium-dependent vasodilation in systemic and uterine arteries, which are …
Publication
In healthy human pregnancies, placental growth factor (PGF) concentrations rise in maternal plasma during early gestation, peak over Weeks 26-30, then decline. Because PGF in nongravid subjects participates in protection against and recovery from cardiac …
News Release
Toronto, Canada, January 11, 2002 - Today, VisualSonics, the leader in high frequency ultrasound imaging technology, introduced to the world its proprietary new RMVTM technology which offers the first real-time, high frequency encapsulated transducer. …
Publication
Elevated plasma homocysteine (HCy), which results from folate (folic acid, FA) deficiency, and the mood-stabilizing drug lithium (Li) are both linked to the induction of human congenital heart and neural tube defects. We demonstrated previously that acute …
Publication
Throughout gestation, changes in maternal and fetal Doppler parameters in pregnant mice, similar to those obtained in human fetuses, were detected using high-frequency ultrasound with a 55-MHz linear probe. In the uterine arteries (UtA), fetal umbilical …
Publication
Preeclampsia is associated with impaired uteroplacental adaptations during pregnancy and abnormalities in the endothelial NO synthase (eNOS)-NO pathway, but whether eNOS deficiency plays a causal role is unknown. Thus, the objective of the current study …
Publication
End-tidal breath carbon monoxide (CO) is abnormally low in women with preeclampsia (PE), while women smoking during pregnancy have shown an increase in CO levels and a 33% lower incidence of PE. This effect may be, in part, due to lowered sFLT1 plasma …
Publication
BACKGROUND: Intrauterine growth restriction is associated with an increased future risk for developing cardiovascular diseases. Hypoxia in utero is a common clinical cause of fetal growth restriction. We have previously shown that chronic hypoxia alters …
News Release
May 25, 2005: TORONTO, CANADA: VisualSonics and the Vevo 770 ® high-resolution micro-ultrasound is featured in the May 25 th , 2005 issue of The Scientist . … TORONTO, CANADA - May 25, 2005 - VisualSonics and the Vevo 770® high-resolution …
Publication
We sought to characterize temporal gene expression changes in the murine angiotensin II (ANG II)-ApoE-/- model of abdominal aortic aneurysm (AAA). Aortic ultrasound measurements were obtained over the 28-day time-course. Harvested suprarenal aortic …