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Theses and Dissertations

2014

Arterioles

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Full-Text Articles in Life Sciences

The Role Of Nitric Oxide Scavenging In Hemoglobin-Based Oxygen Carrier Induced Hypertension: Systemic And Microvascular Effects, Alan Ottarson Jan 2014

The Role Of Nitric Oxide Scavenging In Hemoglobin-Based Oxygen Carrier Induced Hypertension: Systemic And Microvascular Effects, Alan Ottarson

Theses and Dissertations

The purpose of this study was to identify the effects of a hemoglobin-based oxygen carrier, HBOC-201, on the cardiovascular system. Systemic cardiovascular parameters of mean arterial pressure (MAP), pulse pressure, heart rate, and oxygen saturation, as well as vascular resistance, were examined. A murine model of the cardiovascular system and microvasculature was employed. Sprague-Dawley rats (male; 230-530g; N = 13) were anaesthetised and surgically prepared for intravital microscopy of the spinotrapezius muscle. Increasing doses of HBOC-201 (2 mg/kg, 22 mg/kg, 230 mg/kg, and 780 mg/kg) and an iso-oncotic volume control were administered to assess for a dose-response relationship. MAP displayed …