Search Results - "Oksendal, A."

Myocardial "low reflow" assessed by Dy-DTPA-BMA-enhanced first-pass MR imaging in a dog model by Arteaga, C., Revel, D., Zhao, S., Hadour, G., Forrat, R., Oksendal, A., Canet, E.

“…The aim of this study was to determine whether the use of a magnetic resonance (MR) susceptibility contrast medium, dysprosium diethylenetriamine pentaacetic…”
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Oral magnetic particles in MR imaging of the abdomen and pelvis by Rinck, P A, Smevik, O, Nilsen, G, Klepp, O, Onsrud, M, Oksendal, A, Børseth, A

“…Two phase 2 clinical trials of an oral superparamagnetic contrast agent for enhancement on magnetic resonance images of the intestine were performed. In trial…”
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Biodistribution and toxicity of MR imaging contrast media by Oksendal, A N, Hals, P A

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K-space substitution: a novel dynamic imaging technique by Jones, R A, Haraldseth, O, Müller, T B, Rinck, P A, Oksendal, A N

“…A rapid dynamic imaging sequence has been developed in which only the 32 phase encoding steps that encode low spatial frequencies are collected for each…”
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Cerebrovascular changes in rats during ischemia and reperfusion: a comparison of BOLD and first pass bolus tracking techniques by Jones, R A, Müller, T B, Haraldseth, O, Baptista, A M, Oksendal, A N

“…Both first pass bolus tracking of a susceptibility contrast agent and blood oxygenation level dependent (BOLD) sequences provide information on the tissue…”
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Contrast-enhanced 3D-TOF MRA of peripheral vessels: intravascular versus extracellular MR contrast media by Engelbrecht, M R, Saeed, M, Wendland, M F, Canet, E, Oksendal, A N, Higgins, C B

“…MR contrast media have been used to improve MR angiography (MRA). Their effect has been particularly beneficial for extracranial MRA. This study evaluated the…”
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Use of intravascular contrast agents in MRI by Bjørnerud, A, Wendland, M F, Johansson, L, Ahlstrom, H K, Higgins, C B, Oksendal, A

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A Study of the contribution of changes in the cerebral blood volume to the haemodynamic response to anoxia in rat brain by Jones, Richard A., Harakdseth, Olav, Baptista, António M., Müller, Tomm B., Øksendal, Audun N.

“…A susceptibility contrast agent which does not pass into the extra‐cellular space was used to study the effect of changes in the relative cerebral blood volume…”
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A Study of the Contribution of Changes in the Cerebral Blood Volume to the Haemodynamic Response to Anoxia in Rat Brain by Jones, Richard A., Haraldseth, Olav, Baptista, António M., Müller, Tomm B., Øksendal, Audun N.

“…A susceptibility contrast agent which does not pass into the extra‐cellular space was used to study the effect of changes in the relative cerebral blood volume…”
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Iopentol in urography. A clinical comparison between iopentol and metrizoate including delayed reactions by Sortland, O, Johansen, J G, Oksendal, A N, Waaler, A

“…A double-blind comparative study of the nonionic contrast medium iopentol and the ionic contrast medium metrizoate for urography was carried out in 200 adult…”
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Perfusion and diffusion-weighted MR imaging for in vivo evaluation of treatment with U74389G in a rat stroke model by Müller, T B, Haraldseth, O, Jones, R A, Sebastiani, G, Lindboe, C F, Unsgård, G, Oksendal, A N

“…The present study was performed to examine the potential of diffusion-weighted (DW) imaging and dynamic first-passage bolus tracking of susceptibility contrast…”
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Changes in contractile function with low-osmolal and isosmolal contrast media for coronary angiography by Blankson, H, Holten, T, Oksendal, A N, Jynge, P

“…Changes in contractile function induced by modern roentgen contrast media (CM) were examined in isolated rat hearts. Four coronary perfusions were undertaken…”
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Complementary use of T2-weighted and postcontrast T1- and T2∗-weighted imaging to distinguish sites of reversible and irreversible brain damage in focal ischemic lesions in the rat brain by Lanens, D., Spanoghe, M., Van Audekerke, J., Oksendal, A., Van der Linden, A., Dommisse, R.

“…The evolution of a photochemically induced cortical infarct was monitored using T 2-, postcontrast (GdDOTA) T 1-, and postcontrast (DyDTPA-BMA) T 2 ∗-weighted…”
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Diagnostic value of a superparamagnetic iron oxide in MR imaging of chronic liver disease in an animal model by Kreft, B, Block, W, Dombrowski, F, Fackeldey, A, Bachmann, R, Muhlhauser, J, Traber, F, Oksendal, A, Pfeifer, U, Schild, HH

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Oxygen saturation of the low osmolar contrast media iohexol, ioxaglate and iodixanol. Effects on contractile force and frequency of ventricular fibrillation in the isolated rabbit heart by Bååth, L, Almén, T, Oksendal, A

“…During coronary angiography the exchange of blood with a contrast medium solution causes a period of hypoxia. To investigate whether oxygen saturation of the…”
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Protection by verapamil in the calcium paradox: dependence on micromolar calcium by Oksendal, A N, Jynge, P

“…Myocardial protection by verapamil in the calcium paradox has been the subject of considerable controversy. In order to reassess the protective properties of…”
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Myocardial protection by micromolar manganese in the calcium paradox and additive effects of verapamil by ØKSENDAL, A. N, JYNGE, P

“…The aims of the present study were to establish if micromolar manganese (50 mumol) may substitute for calcium during calcium-free perfusion and also to assess…”
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Dy-DTPA-BMA as an indicator of tissue viability in MR imaging. An experimental study in the pig by Nilsson, S, Wikström, M, Martinussen, H J, Ericsson, A, Wikström, G, Waldenström, A, Oksendal, A N, Hemmingsson, A

“…The aim of this study was to investigate whether dysprosium (Dy) induced signal intensity (SI) loss in infarcted tissue in MR imaging. Myocardial infarction…”
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MR imaging of double-contrast enhanced porcine myocardial infarction. Correlation with microdialysis by Nilsson, S, Wikström, M, Ericsson, A, Wikström, G, Waldenström, A, Oksendal, A, Hemmingsson, A

“…MR imaging was performed to investigate whether Gd-DTPA-BMA-induced contrast enhancement of myocardial infarction is counteracted by Dy-DTPA-BMA. Myocardial…”
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Superparamagnetic particles as an oral contrast agent in abdominal magnetic resonance imaging by Oksendal, A N, Jacobsen, T F, Gundersen, H G, Rinck, P A, Rummeny, E

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