Zobrazeno 1 - 10
of 16
pro vyhledávání: '"John A. Zelano"'
Autor:
Karl H. Krieger, Kaie Ojamaa, Robert E. Helm, John D. Klemperer, Irwin Klein, John A. Zelano, Karen Berman, O. Wayne Isom
Publikováno v:
The Journal of Thoracic and Cardiovascular Surgery. 109:457-465
Cardiopulmonary bypass results in a "euthyroid sick" state. Recently, interest has focused on the relationship between low serum triiodothyronine levels and postoperative cardiovascular hemodynamics. The present study was undertaken to more clearly d
Autor:
Karl H. Krieger, John A. Zelano, Todd K. Rosengart, O. Wayne Isom, Jeffrey P. Gold, Robert E. Helm
Publikováno v:
Journal of Cardiac Surgery. 8:579-606
Erythropoietin is the primary growth factor for red blood cells. A glycoprotein hormone synthesized by the kidneys, erythropoietin serves to increase red blood cell production in response to tissue hypoxia. It exerts its effect by increasing the numb
Autor:
Wilson Ko, Karen Berman, John A. Zelano, Daniel Lang, Karl H. Krieger, A. Leilani Fahey, O. Wayne Isom
Publikováno v:
The Journal of Thoracic and Cardiovascular Surgery. 105:1015-1024
The effects on the postischemic myocardium of amrinone and dobutamine were studied in canine hearts that underwent 90 minutes of hypothermic (10° C) arrested ischemia. In an isolated heart preparation cross-circulated by a support dog, left ventricu
Autor:
Karl H. Krieger, W. Douglas Lazenby, Wilson Ko, John A. Zelano, O. Wayne Isom, Nathan Lebowitz, Yong T. Shin
Publikováno v:
The Annals of Thoracic Surgery. 53:957-964
Eleven dogs were subjected to a 150-minute period of cardiopulmonary bypass that consisted of a high-flow, normothermic phase, a high-flow, hypothermic phase, a low-flow, hypothermic phase, and then a high-flow, rewarming phase. Regional blood flow a
Autor:
Steven E. Calvano, Wilson Ko, Anthony C. Antonacci, Karl H. Krieger, W. Douglas Lazenby, Arthur S. Hawes, John A. Zelano, Yong T. Shin, O. Wayne Isom
Publikováno v:
The Journal of Thoracic and Cardiovascular Surgery. 102:297-308
To study the roles of platelet-activating factor, polymorphonuclear leukocytes, and oxygen free radicals in myocardial reperfusion injury, we subjected 10 sheep to 90 minutes of mid-left anterior descending coronary artery followed by 6 hours of repe
Publikováno v:
Journal of Communication Disorders. 23:347-364
A system (WELMAR II) is described for analyzing time patterns of speech on small computers. Temporal speech patterning refers to the pacing of the sounds and silences that make up a stream of speech. The system is particularly useful for research inv
Publikováno v:
The Journal of surgical research. 55(5)
Platelet-activating factor (PAF) is known to be synthesized during tissue reperfusion and to be involved in the activation of platelets and neutrophils in inflammatory processes. The hypothesis of the present study is that PAF is central in the patho
Autor:
Francie Aguilera, Atafeh Ataeefar, Richard Brothers, Miguel Castellano, Amuray Ginart, Glen Grangeia, Louis La, Wanda MacCrae, Michael McKernan, Ann Moonsammy, Yvalth Noel, Juan Padilla, Bhrugesh Patel, Robert Reyes, James Ryan, Thomas Rydzak, Jigish Shah, Tara Sinha, John Valatkavage, John A. Zelano
Publikováno v:
Proceedings of the Annual International Conference of the IEEE Engineering in Medicine and Biology Society.
In order to facilitate the daily lifestyle of disabled individuals, a general purpose environmental control system using a personal computer was designed. The system utilizes a number of commercial devices such as standard relay boards, X-1O and infr
Publikováno v:
The Annals of thoracic surgery. 53(2)
To investigate the effects of the hair removal methods and intraoperative irrigation on suppurative mediastinitis after cardiopulmonary bypass operations, 1,980 consecutive adult patients over a 2-year period in our institution were prospectively ran
Autor:
Wilson Ko, O. Wayne Isom, Karl H. Krieger, Richard Lazzaro, John A. Zelano, Willem J. Kolff, Stephen R. Topaz, W. Douglas Lazenby
Publikováno v:
The Annals of thoracic surgery. 53(1)
A valveless, single-orifice polyurethane ventricle with a maximum stroke volume of 60 mL was implanted on the brachiocephalic artery just above the aortic arch in sheep (n = 14) to act as an extraaortic counterpulsation device. In parallel, an intraa