Search Results - "Swift, Luther M"

Demographic and Methodological Heterogeneity in Electrocardiogram Signals From Guinea Pigs by Haq, Kazi T., Cooper, Blake L., Berk, Fiona, Roberts, Anysja, Swift, Luther M., Posnack, Nikki Gillum

“…Electrocardiograms (ECG) are universally used to measure the electrical activity of the heart; however, variations in recording techniques and/or subject…”
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Bisphenol A exposure and cardiac electrical conduction in excised rat hearts by Posnack, Nikki Gillum, Jaimes, 3rd, Rafael, Asfour, Huda, Swift, Luther M, Wengrowski, Anastasia M, Sarvazyan, Narine, Kay, Matthew W

“…Bisphenol A (BPA) is used to produce polycarbonate plastics and epoxy resins that are widely used in everyday products, such as food and beverage containers,…”
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KairoSight: Open-Source Software for the Analysis of Cardiac Optical Data Collected From Multiple Species by Cooper, Blake L., Gloschat, Chris, Swift, Luther M., Prudencio, Tomas, McCullough, Damon, Jaimes, Rafael, Posnack, Nikki G.

“…Cardiac optical mapping, also known as optocardiography, employs parameter-sensitive fluorescence dye(s) to image cardiac tissue and resolve the electrical and…”
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Properties of blebbistatin for cardiac optical mapping and other imaging applications by Swift, Luther M., Asfour, Huda, Posnack, Nikki G., Arutunyan, Ara, Kay, Matthew W., Sarvazyan, Narine

“…Blebbistatin is a recently discovered myosin II inhibitor. It is rapidly becoming a compound of choice to reduce motion artifacts during cardiac optical…”
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Seeing the Invisible: Revealing Atrial Ablation Lesions Using Hyperspectral Imaging Approach by Muselimyan, Narine, Swift, Luther M, Asfour, Huda, Chahbazian, Tigran, Mazhari, Ramesh, Mercader, Marco A, Sarvazyan, Narine A

“…Currently, there are limited means for high-resolution monitoring of tissue injury during radiofrequency ablation procedures. To develop the next generation of…”
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KairoSight-3.0: A validated optical mapping software to characterize cardiac electrophysiology, excitation-contraction coupling, and alternans by Haq, Kazi T., Roberts, Anysja, Berk, Fiona, Allen, Samuel, Swift, Luther M., Posnack, Nikki Gillum

“…Cardiac optical mapping is an imaging technique that measures fluorescent signals across a cardiac preparation. Dual optical imaging of voltage-sensitive and…”
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Bisphenol S and Bisphenol F Are Less Disruptive to Cardiac Electrophysiology, as Compared With Bisphenol A by Prudencio, Tomas M, Swift, Luther M, Guerrelli, Devon, Cooper, Blake, Reilly, Marissa, Ciccarelli, Nina, Sheng, Jiansong, Jaimes, Rafael, Posnack, Nikki Gillum

“…Abstract Bisphenol A (BPA) is a high-production volume chemical used to manufacture consumer and medical-grade plastic products. Due to its ubiquity, the…”
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Stop the beat to see the rhythm: excitation-contraction uncoupling in cardiac research by Swift, Luther M, Kay, Matthew W, Ripplinger, Crystal M, Posnack, Nikki Gillum

“…Optical mapping is an imaging technique that is extensively used in cardiovascular research, wherein parameter-sensitive fluorescent indicators are used to…”
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Age-dependent changes in electrophysiology and calcium handling: implications for pediatric cardiac research by Swift, Luther M, Burke, Morgan, Guerrelli, Devon, Reilly, Marissa, Ramadan, Manelle, McCullough, Damon, Prudencio, Tomas, Mulvany, Colm, Chaluvadi, Ashika, Jaimes, Rafael, Posnack, Nikki Gillum

“…Rodent models are frequently employed in cardiovascular research, yet our understanding of pediatric cardiac physiology has largely been deduced from more…”
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Evidence for the cardiodepressive effects of the plasticizer di-2-ethylhexyl phthalate by Swift, Luther M, Roberts, Anysja, Pressman, Jenna, Guerrelli, Devon, Allen, Samuel, Haq, Kazi T, Reisz, Julie A, D’Alessandro, Angelo, Posnack, Nikki Gillum

“…Abstract Di-2-ethylhexyl phthalate (DEHP) is commonly used in the manufacturing of plastic materials, including intravenous bags, blood storage bags, and…”
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Electroanatomical adaptations in the guinea pig heart from neonatal to adulthood by Haq, Kazi T, McLean, Kate, Salameh, Shatha, Swift, Luther M, Posnack, Nikki Gillum

“…Abstract Aims Electroanatomical adaptations during the neonatal to adult phase have not been comprehensively studied in preclinical animal models. To explore…”
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Localization of dichlorofluorescin in cardiac myocytes: implications for assessment of oxidative stress by Swift, L M, Sarvazyan, N

“…Localization and staining features of the oxidant-sensitive fluorescent probe 2'7'-dichlorofluorescin (DCFH) were evaluated in isolated cardiac muscle cells…”
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NADH fluorescence imaging of isolated biventricular working rabbit hearts by Asfour, Huda, Wengrowski, Anastasia M, Jaimes, 3rd, Rafael, Swift, Luther M, Kay, Matthew W

“…Since its inception by Langendorff(1), the isolated perfused heart remains a prominent tool for studying cardiac physiology(2). However, it is not well-suited…”
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Phthalate Exposure Changes the Metabolic Profile of Cardiac Muscle Cells by Posnack, Nikki Gillum, Swift, Luther M., Kay, Matthew W., Lee, Norman H., Sarvazyan, Narine

“…Background: Phthalates are common plasticizers present in medical-grade plastics and other everyday products. They can also act as endocrine-disrupting…”
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Hyperspectral imaging for label-free in vivo identification of myocardial scars and sites of radiofrequency ablation lesions by Swift, Luther M., Asfour, Huda, Muselimyan, Narine, Larson, Cinnamon, Armstrong, Kenneth, Sarvazyan, Narine A.

“…Treatment of cardiac arrhythmias often involves ablating viable muscle tissue within or near islands of scarred myocardium. Yet, today there are limited means…”
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Autofluorescence hyperspectral imaging of radiofrequency ablation lesions in porcine cardiac tissue by Gil, Daniel A., Swift, Luther M., Asfour, Huda, Muselimyan, Narine, Mercader, Marco A., Sarvazyan, Narine A.

“…Radiofrequency ablation (RFA) is a widely used treatment for atrial fibrillation, the most common cardiac arrhythmia. Here, we explore autofluorescence…”
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Functional response of the isolated, perfused normoxic heart to pyruvate dehydrogenase activation by dichloroacetate and pyruvate by Jaimes, Rafael, Kuzmiak-Glancy, Sarah, Brooks, Daina M., Swift, Luther M., Posnack, Nikki G., Kay, Matthew W.

“…Dichloroacetate (DCA) and pyruvate activate pyruvate dehydrogenase (PDH), a key enzyme that modulates glucose oxidation and mitochondrial NADH production. Both…”
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Changes in phospholipid content and myocardial calcium-independent phospholipase A2 activity during chronic anthracycline administration by McHowat, Jane, Swift, Luther M, Crown, Kimberly N, Sarvazyan, Narine A

“…Despite numerous investigations, the causes underlying anthracycline cardiomyopathy are yet to be established. We have recently reported that acute treatment…”
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Localized injury in cardiomyocyte network: a new experimental model of ischemia-reperfusion arrhythmias by Arutunyan, A, Webster, D R, Swift, L M, Sarvazyan, N

“…We developed a new experimental approach to study the effects of local injury in a multicellular preparation and tested the ability of the method to induce…”
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Clinically relevant concentrations of di (2-ethylhexyl) phthalate (DEHP) uncouple cardiac syncytium by Gillum, Nikki, Karabekian, Zaruhi, Swift, Luther M., Brown, Ronald P., Kay, Matthew W., Sarvazyan, Narine

“…Di(2-ethylhexyl) phthalate (DEHP) is a widely used plasticizer found in a variety of polyvinyl chloride (PVC) medical products. The results of studies in…”
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