Search Results - "SHOUKAS, Artin A"

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    Arginase reciprocally regulates nitric oxide synthase activity and contributes to endothelial dysfunction in aging blood vessels by Berkowitz, Dan E., White, Ron, Li, Dechun, Minhas, Khalid M., Cernetich, Amy, Kim, Soonyul, Burke, Sean, Shoukas, Artin A., Nyhan, Daniel, Champion, Hunter C., Hare, Joshua M.

    Published in Circulation (New York, N.Y.) (21-10-2003)
    “…BACKGROUND: Although abnormal L-arginine NO signaling contributes to endothelial dysfunction in the aging cardiovascular system, the biochemical mechanisms…”
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    Dietary inhibition of xanthine oxidase attenuates radiation-induced endothelial dysfunction in rat aorta by SOUCY, Kevin G, HYUN KYO LIM, SHOUKAS, Artin A, BERKOWITZ, Dan E, ATTARZADEH, David O, SANTHANAM, Lakshmi, JAE HYUNG KIM, BHUNIA, Anil K, SEVINC, Baris, RYOO, Sungwoo, VAZQUEZ, Marcelo E, NYHAN, Daniel

    Published in Journal of applied physiology (1985) (01-05-2010)
    “…Radiation exposure is associated with the development of various cardiovascular diseases. Although irradiation is known to cause elevated oxidant stress and…”
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    Measuring ascending aortic stiffness in vivo in mice using ultrasound by Kuo, Maggie M, Barodka, Viachaslau, Abraham, Theodore P, Steppan, Jochen, Shoukas, Artin A, Butlin, Mark, Avolio, Alberto, Berkowitz, Dan E, Santhanam, Lakshmi

    Published in Journal of visualized experiments (02-12-2014)
    “…We present a protocol for measuring in vivo aortic stiffness in mice using high-resolution ultrasound imaging. Aortic diameter is measured by ultrasound and…”
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    Single exposure gamma-irradiation amplifies xanthine oxidase activity and induces endothelial dysfunction in rat aorta by Soucy, Kevin G, Lim, Hyun Kyo, Benjo, Alexandre, Santhanam, Lakshmi, Ryoo, Sungwoo, Shoukas, Artin A, Vazquez, Marcelo E, Berkowitz, Dan E

    Published in Radiation and environmental biophysics (01-06-2007)
    “…Irradiation of the heart and vasculature can cause a spectrum of cardiovascular complications, including increased risk of myocardial infarction or coronary…”
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    Simulated microgravity produces attenuated baroreflex-mediated pressor, chronotropic, and inotropic responses in mice by Jung, Albert S, Harrison, Robert, Lee, Kwang H, Genut, Jordan, Nyhan, Daniel, Brooks-Asplund, E M, Shoukas, Artin A, Hare, Joshua M, Berkowitz, Dan E

    “…Whether myocardial contractile impairment contributes to orthostatic intolerance (OI) is controversial. Accordingly, we used transient bilateral carotid…”
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    Knockdown of Arginase I Restores NO Signaling in the Vasculature of Old Rats by White, Anthony R, Ryoo, Sungwoo, Li, Dechun, Champion, Hunter C, Steppan, Jochen, Wang, Danming, Nyhan, Daniel, Shoukas, Artin A, Hare, Joshua M, Berkowitz, Dan E

    Published in Hypertension (Dallas, Tex. 1979) (01-02-2006)
    “…Arginase, expressed in endothelial cells and upregulated in aging blood vessels, competes with NO synthase (NOS) for l-arginine, thus modulating vasoreactivity…”
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    Simulated microgravity-induced aortic remodeling by Tuday, Eric C, Nyhan, Daniel, Shoukas, Artin A, Berkowitz, Dan E

    Published in Journal of applied physiology (1985) (01-06-2009)
    “…1 Department of Biomedical Engineering and 2 Department of Anesthesiology and Critical Care Medicine, Johns Hopkins University School of Medicine, Baltimore,…”
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    Upregulation of arginase-II contributes to decreased age-related myocardial contractile reserve by Khan, Mehnaz, Steppan, Jochen, Schuleri, Karl, Ryoo, Sungwoo, Tuday, Eric, Bugaj, Lukasz, Santhanam, Lakshmi, Berkowitz, Tal, Nyhan, Daniel, Shoukas, Artin A., Berkowitz, Dan E.

    Published in European journal of applied physiology (01-08-2012)
    “…Arginase-II (Arg-II) reciprocally regulates nitric oxide synthase (NOS) and offsets basal myocardial contractility. Furthermore, decreased or absent myocardial…”
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    Nitric Oxide Regulation of Myocardial Contractility and Calcium Cycling: Independent Impact of Neuronal and Endothelial Nitric Oxide Synthases by Khan, Shakil A, Skaf, Michel W, Harrison, Robert W, Lee, Kwangho, Minhas, Khalid M, Kumar, Anil, Fradley, Mike, Shoukas, Artin A, Berkowitz, Dan E, Hare, Joshua M

    Published in Circulation research (27-06-2003)
    “…ABSTRACT—The mechanisms by which nitric oxide (NO) influences myocardial Ca cycling remain controversial. Because NO synthases (NOS) have specific spatial…”
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    Microgravity-induced changes in aortic stiffness and their role in orthostatic intolerance by Tuday, Eric C, Meck, Janice V, Nyhan, Daniel, Shoukas, Artin A, Berkowitz, Dan E

    Published in Journal of applied physiology (1985) (01-03-2007)
    “…Departments of 1 Biomedical Engineering and of 2 Anesthesiology and Critical Care Medicine, Johns Hopkins University School of Medicine, Baltimore, Maryland;…”
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    Cyclohexanone contamination from extracorporeal circuits impairs cardiovascular function by Thompson-Torgerson, Caitlin S, Champion, Hunter C, Santhanam, Lakshmi, Harris, Z Leah, Shoukas, Artin A

    “…Extracorporeal circulation provides critical life support in the face of cardiopulmonary or renal failure, but it also introduces a host of unique morbidities…”
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    Vasopressin-Mediated Enhancement of Adrenergic Vasoconstriction Involves Both the Tyrosine Kinase and the Protein Kinase C Pathways by Steppan, Jochen, Nyhan, Sineád M., Sikka, Gautam, Uribe, Jorge, Ahuja, Ayushi, White, Anthony R., Shoukas, Artin A., Berkowitz, Dan E.

    Published in Anesthesia and analgesia (01-12-2012)
    “…Vasopressin is frequently used to treat catecholamine-resistant vasodilatory shock. It enhances the vasoconstrictor effects of catecholamines at concentrations…”
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    Chronic isolation of carotid sinus baroreceptor region in conscious normotensive and hypertensive rats by McKeown, K P, Shoukas, A A

    Published in The American journal of physiology (01-07-1998)
    “…We have developed a chronic technique to isolate the carotid sinus baroreceptor region in the conscious rat model. Our technique, when used in conjunction with…”
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