Search Results - "Tripp, L D"

Cerebral blood flow during +Gz acceleration as measured by transcranial Doppler by Tripp, Jr, L D, Chelette, T L

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Haemodynamic effects of ATP in dogs during hypoxia-induced pulmonary hypertension by Driessen, B, Haskins, S.C, Pascoe, P.J, Tripp, L.D, Reitan, J.A

“…Pulmonary hypertension may result from an increase in vascular resistance caused by persistent hypoxia. We have investigated the effects of adenosine…”
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Growth inhibition of an orthotopic glioblastoma in immunocompetent mice by cationic lipid-DNA complexes by HIGGINS, Robert J, MCKISIC, Maureen, DICKINSON, Peter J, JIMENEZ, Daniel F, DOW, Steven W, TRIPP, Linda D, LECOUTEUR, Richard A

“…The effect of a cationic liposome non-coding plasmid DNA complex on the growth of an intracerebral glioblastoma in an immunocompetent syngeneic mouse strain…”
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Auditory Localization under Sustained +Gz Acceleration by Nelson, W. Todd, Bolia, Robert S., Trip, Lloyd D.

“…The ability to localize a virtual sound source in the horizontal plane was evaluated under varying levels of sustained (+Gz) acceleration. Participants were…”
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Effect of dihydroergotamine on +Gz acceleration tolerance by Jennings, T J, Seaworth, J F, Howell, L L, Tripp, L D, Goodyear, C D

“…Dihydroergotamine is a potent vasoconstrictor of the venous capacitance vessels and has been shown to decrease blood pooling in patients with orthostatic…”
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Female exposure to high G: performance of simulated flight after 24 hours of sleep deprivation by Chelette, T L, Albery, W B, Esken, R L, Tripp, L D

“…Ground-based research has investigated the loss of cognitive function in the extreme conditions of G-induced loss of consciousness, however, little is known…”
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Unequal narrowing of the visual field in a +Gz environment by Popper, S E, Tripp, Jr, L D

“…Anecdotally, the existence of individuals who experience an unequal loss of peripheral vision (left versus right) under sustained +Gz acceleration is well…”
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The effects of various antishock trouser inflation sequences on hemodynamics in normovolemic subjects by Jennings, T J, Seaworth, J F, Howell, L L, Tripp, L D, Goodyear, C D

“…In an attempt to maximize the hemodynamic effects of antishock trousers, a pair of such trousers was modified to a five-bladder trouser (one abdominal, two…”
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Female exposure to high G: chronic adaptations of cardiovascular functions by Convertino, V A, Tripp, L D, Ludwig, D A, Duff, J, Chelette, T L

“…Exposure to microgravity is associated with increased leg venous compliance and reductions in cardiac output, baroreflex functions, and tolerance to…”
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Long-duration +Gz acceleration on cardiac volumes determined by two-dimensional echocardiography by Tripp, L D, Jennings, T J, Seaworth, J F, Howell, L L, Goodyear, C

“…To enhance protection of humans exposed to long-duration low-gravity environments such as the Space Shuttle and National Aerospace Plane during re-entry or in…”
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The effect of brief headward acceleration on human G tolerance by Chelette, T L, Allnutt, R, Albery, W B, Tripp, L D

“…To generate, on a multi-axial centrifuge, a negative to positive acceleration profile that reproduces the physiological reaction and subjective symptoms…”
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The effects of inflation of antishock trousers on hemodynamics in normovolemic subjects by Jennings, T J, Seaworth, J F, Tripp, L D, Howell, L L, Goodyear, C D, Kennedy, K W

“…Antishock trousers may maintain mean arterial pressure in trauma patients by increasing central blood volume and cardiac output. Hemodynamics, end-diastolic…”
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Female exposure to high G: effects of simulated combat sorties on cerebral and arterial O2 saturation by Tripp, L D, Chelette, T, Savul, S, Widman, R A

“…One of the key factors in maintaining optimal cognitive performance in the high-G environment is the adequate delivery of oxygen to the cerebral tissue. As…”
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Effects of morphine, butorphanol, buprenorphine, and U50488H on the minimum alveolar concentration of isoflurane in cats by llkiw, Jan W, Pascoe, Peter J, Tripp, Linda D

“…Objective-To determine whether opioids with varying interactions at receptors induce a reduction in minimum alveolar concentration (MAC) of isoflurane in cats…”
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Gz Acceleration Loss of Consciousness: Time Course of Performance Deficits With Repeated Experience by Tripp, Lloyd D., Warm, Joel S., Matthews, Gerald, Chiu, Peter, Werchan, Paul, Deaton, John E

“…Objectives: We examine the time course of performance recovery from gravity induced loss of consciousness (GLOC) and evaluate the utility of exposing…”
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Effect of variable-dose propofol alone and in combination with two fixed doses of ketamine for total intravenous anesthesia in cats by Ilkiw, J.E, Pascoe, P.J, Tripp, L.D

“…To determine the minimum infusion rate (MIR50) for propofol alone and in combination with ketamine required to attenuate reflexes commonly used in the…”
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Effect of transdermally administered fentanyl on the minimum alveolar concentration of isoflurane in cats by Yackey, Michael, Ilkiw, Jan E, Pascoe, Peter J, Tripp, Linda D

“…To determine the effect of two doses of fentanyl, administered transdermally, on the minimum alveolar concentration (MAC) of isoflurane in cats. Prospective,…”
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Auditory localization under sustained +G(z) acceleration by Nelson, W Todd, Bolia, Robert S, Tripp, Lloyd D

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TECHNICAL PARAMETERS AFFECTING IMAGE CHARACTERISTICS IN IN VIVO MR MICROSCOPY OF THE MOUSE by Yamada, Kazutaka, Wisner, Erik R., de Ropp, Jeff S., LeCouteur, Richard A., Tripp, Linda D.

“…The aim of the study was to assess the effects of changing acquisition parameters used for high‐resolution in vivo magnetic resonance (MR) microscopy on image…”
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The Bellagio Report: Cardiovascular risks of spaceflight: implications for the future of space travel by Sides, Marian B, Vernikos, Joan, Convertino, Victor A, Stepanek, Jan, Tripp, Lloyd D, Draeger, Jorg, Hargens, Alan R, Kourtidou-Papadeli, Chrysoula, Pavy-LeTraon, Anne, Russomano, Thais, Wong, Julielynn Y, Buccello, Regina R, Lee, Peter H, Nangalia, Vishal, Saary, M Joan

“…Long-duration space missions, as well as emerging civilian tourist space travel activities, prompted review and assessment of data available to date focusing…”
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