Search Results - "Haapsamo, Mervi"

Metabolic acidosis decreases fetal myocardial isovolumic velocities in a chronic sheep model of increased placental vascular resistance by Acharya, Ganesh, Räsänen, Juha, Mäkikallio, Kaarin, Erkinaro, Tiina, Kavasmaa, Tomi, Haapsamo, Mervi, Mertens, Luc, Huhta, James C

“…We hypothesized that acute fetal metabolic acidosis decreases fetal myocardial motion in a chronic sheep model of increased placental vascular resistance…”
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Effect of Angiotensin II on the Left Ventricular Function in a Near-Term Fetal Sheep with Metabolic Acidemia by Acharya, Ganesh, Huhta, James C., Haapsamo, Mervi, How, Ole-Jakob, Erkinaro, Tiina, Räsänen, Juha

“…We tested the hypothesis that, in acute metabolic acidemia, the fetal left ventricle (LV) has the capacity to increase its contractility in response to…”
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The effect of screening-to-labor interval on the sensitivity of late-pregnancy culture in the prediction of group B streptococcus colonization at labor: A prospective multicenter cohort study by Virranniemi, Minna, Raudaskoski, Tytti, Haapsamo, Mervi, Kauppila, Jaana, Renko, Marjo, Peltola, Joanna, Risteli, Leila, Laatio, Liisa

“…The aim of this study was to evaluate the effect of increasing screening-to-labor interval on the performance of group B streptococcus (GBS) screening by…”
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Fetal cardiovascular hemodynamics in type 1 diabetic pregnancies at near-term gestation by Lehtoranta, Lara, Haapsamo, Mervi, Vuolteenaho, Olli, Palo, Pertti, Ekholm, Eeva, Räsänen, Juha

“…Poor glycemic control in maternal type 1 diabetes mellitus during pregnancy can affect fetal cardiac and placental function. However, studies concerning fetal…”
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Nifedipine disturbs fetal cardiac function during hypoxemia in a chronic sheep model at near term gestation by Alanne, Leena, Bhide, Amarnath, Lantto, Juulia, Huhta, Heikki, Kokki, Merja, Haapsamo, Mervi, Acharya, Ganesh, Räsänen, Juha

“…Nifedipine is a widely used drug in pregnancies complicated by maternal hypertensive disorders that can be associated with placental insufficiency and fetal…”
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Peripheral chemoreflex activation and cardiac function during hypoxemia in near-term fetal sheep without placental compromise by Lantto, Juulia, Erkinaro, Tiina, Haapsamo, Mervi, Huhta, Heikki, Alanne, Leena, Kokki, Merja, Ohtonen, Pasi, Bhide, Amarnath, Acharya, Ganesh, Räsänen, Juha

“…A drop in arterial oxygen content activates fetal chemoreflex including an increase in sympathetic activity leading to peripheral vasoconstriction and…”
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Effects of nifedipine and sildenafil on placental hemodynamics and gas exchange during fetal hypoxemia in a chronic sheep model by Alanne, Leena, Bhide, Amarnath, Hoffren, Jonna, Lantto, Juulia, Huhta, Heikki, Kokki, Merja, Haapsamo, Mervi, Acharya, Ganesh, Räsänen, Juha

“…We hypothesized that nifedipine and sildenafil would have no detrimental effects on placental hemodynamics and gas exchange under fetal hypoxemia. In 33…”
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25: Effect of sildenafil citrate on fetal central hemodynamics and placental volume blood flow during hypoxemia in a chronic sheep model by Alanne, Leena, Hoffren, Jonna, Haapsamo, Mervi, Junno, Juulia, Huhta, Heikki, Erkinaro, Tiina, Bhide, Amarnath, Acharya, Ganesh, Räsänen, Juha

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Effect of Hypoxemia with or without Increased Placental Vascular Resistance on Fetal Left and Right Ventricular Myocardial Performance Index in Chronically Instrumented Sheep by Bhide, Amar, Vuolteenaho, Olli, Haapsamo, Mervi, Erkinaro, Tiina, Rasanen, Juha, Acharya, Ganesh

“…Abstract Myocardial performance index (MPI) is increased in growth-restricted fetuses with placental insufficiency, but it is unknown if this is due to fetal…”
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Effect of Hypoxemia on Fetal Ventricular Deformation in a Chronically Instrumented Sheep Model by Bhide, Amarnath, Rasanen, Juha, Huhta, Heikki, Junno, Juulia, Erkinaro, Tiina, Ohtonen, Pasi, Haapsamo, Mervi, Acharya, Ganesh

“…Abstract We hypothesized that in near-term sheep fetuses, hypoxemia changes myocardial function as reflected in altered ventricular deformation on…”
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Maternal hyperglycemia leads to fetal cardiac hyperplasia and dysfunction in a rat model by Lehtoranta, Lara, Vuolteenaho, Olli, Laine, V Jukka, Koskinen, Anna, Soukka, Hanna, Kytö, Ville, Määttä, Jorma, Haapsamo, Mervi, Ekholm, Eeva, Räsänen, Juha

“…Accelerated fetal myocardial growth with altered cardiac function is a well-documented complication of human diabetic pregnancy, but its pathophysiology is…”
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761: Fetal and placental hemodynamic responses to acute cardiac outflow tract occlusion in an experimental sheep model by Junno, Juulia, Räsänen, Juha, Huhta, Heikki, Haapsamo, Mervi, Erkinaro, Tiina, Hohimer, Roger, Davis, Lowell, Acharya, Ganesh

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762: Role of foramen ovale in the regulation of fetal left ventricular cardiac output: a fetal sheep study with acute pulmonary artery occlusion by Junno, Juulia, Räsänen, Juha, Huhta, Heikki, Haapsamo, Mervi, Erkinaro, Tiina, Hohimer, Roger, Davis, Lowell, Acharya, Ganesh

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70: Low-dose aspirin reduces uteroplacental vascular impedance during the first half of pregnancy in IVF/ICSI patients: A randomized placebo-controlled study by Haapsamo, Mervi, Rasanen, Juha

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Foramen ovale blood flow and cardiac function after main pulmonary artery occlusion in fetal sheep by Lantto, Juulia, Erkinaro, Tiina, Haapsamo, Mervi, Huhta, Heikki, Voipio, Hanna‐Marja, Hohimer, A. Roger, Davis, Lowell E., Acharya, Ganesh, Räsänen, Juha

“…New Findings What is the central question of this study? At near‐term gestation, foramen ovale blood flow accounts for a significant proportion of fetal left…”
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Low-dose aspirin therapy and hypertensive pregnancy complications in unselected IVF and ICSI patients: a randomized, placebo-controlled, double-blind study by Haapsamo, Mervi, Martikainen, Hannu, Tinkanen, Helena, Heinonen, Seppo, Nuojua-Huttunen, Sinikka, Räsänen, Juha

“…BACKGROUND Low-dose aspirin therapy could improve remodelling of maternal spiral arteries during early placentation and prevent subsequent pregnancy-related…”
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Low-dose aspirin and uterine haemodynamics on the day of embryo transfer in women undergoing IVF/ICSI: a randomized, placebo-controlled, double-blind study by Haapsamo, Mervi, Martikainen, Hannu, Räsänen, Juha

“…BACKGROUND Increased uterine artery (UtA) vascular impedance at the time of embryo transfer can decrease implantation and pregnancy rates in women undergoing…”
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372: Ventricular functional responses to altered loading conditions in the fetal heart: a sheep study with acute ascending aorta occlusion by Huhta, Heikki, Räsänen, Juha, Junno, Juulia, Erkinaro, Tiina, Haapsamo, Mervi, Hohimer, Roger, Davis, Lowell, Acharya, Ganesh

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213: Acute ascending aorta occlusion leads to decreased cerebral perfusion pressure in a fetal sheep by Huhta, Heikki, Räsänen, Juha, Junno, Juulia, Haapsamo, Mervi, Erkinaro, Tiina, Hohimer, Roger, Davis, Lowell, Acharya, Ganesh

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Fetal sheep central haemodynamics and cardiac function during occlusion of the ascending aorta by Huhta, Heikki, Junno, Juulia, Haapsamo, Mervi, Erkinaro, Tiina, Ohtonen, Pasi, Davis, Lowell E., Hohimer, A. Roger, Acharya, Ganesh, Rasanen, Juha

“…New Findings What is the central question of this study? The fetal aortic isthmus has an important physiological role, allowing communication between the left…”
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