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Stephen A. Klassen

Mayo Clinic

30H-index
125Paper Count
4.3KCitation Count
Published Papers 45
Publication Date
Cardiac troponin T elevation predicts mortality in hospitalized COVID-19 patients
err2025-12-01
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errBruno, Katelyn A.; Wright, R. Scott; Culberson, Joshua; Wieczorek, Mikolaj A.; Hodge, David O.; Johnson, Patrick W.; Jimenez, Yomary A.; Whelan, Emily R.; Malavet, Jose M.; Larson, Kathryn F.; Senefeld, Jonathon W.; Wiggins, Chad C.; Klassen, Stephen A.; Ricci, Jacob; Sher, Taimur; Carter, Rickey E.; Joyner, Michael J.; Fairweather, DeLisa; Jaffe, Allan S.
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Individuals with persisting post-concussion symptoms with physiological subtype demonstrate altered cardiovascular and autonomic responses to face cooling
err2025-07-01
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errPhillip J. Wallace; Steve Lidstone; Josh G. Nowlan; Johnathan Ljubanovich; Brandon J. McKinlay; Stephen A. Klassen; Stephen S. Cheung
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Human sympathetic neuronal discharge and recruitment patterns regulate neuropeptide Y bioavailability
err2024-12-01
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PREAI
errKlassen, SA; Limberg, JK; Harvey, RE; Wiggins, CC; Spafford, JE; Iannarelli, NJ; Senefeld, JW; Nicholson, WT; Curry, TB; Joyner, MJ; Shoemaker, JK; Baker, SE
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Exercise and Experiments of Nature
err2023-06-26
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PREAI
errJoyner, Michael J.; Wiggins, Chad C.; Baker, Sarah E.; Klassen, Stephen A.; Senefeld, Jonathon W.
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Limited Correlation between SARS-CoV-2 Serologic Assays for Identification of High-Titer COVID-19 Convalescent Plasma Using FDA Thresholds
err2022-08-31
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errLarkey, Nicholas E.; Ewaisha, Radwa; Lasho, Michael A.; Roforth, Matthew M.; Granger, Dane; Jerde, Calvin R.; Wu, Liang; Gorsh, Amy; Klassen, Stephen A.; Senefeld, Jonathon W.; Joyner, Michael J.; Baumann, Nikola A.; Theel, Elitza S.; Mills, John R.
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Aging is associated with enhanced central but impaired peripheral arms of the sympathetic baroreflex arc
err2022-08-01
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PREAI
errD'Souza, Andrew W.; Klassen, Stephen A.; Badrov, Mark B.; Lalande, Sophie; Shoemaker, J. Kevin
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Cardiac baroreflex sensitivity and heart rate variability are lower in humans with high affinity hemoglobin compared to typical affinity hemoglobin
err2022-05-13
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errPruter, Wyatt W.; Klassen, Stephen A.; Dominelli, Paolo B.; Wiggins, Chad C.; Senefeld, Jonathon W.; Roy, Tuhin K.; Joyner, Michael J.; Baker, Sarah E.
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Hypoxia-induced sympathetic long-term facilitation is mediated by a rightward shift in sympathetic action potential amplitude distribution and baroreflex resetting of action potential clusters
err2022-05-13
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PREAI
errShafer, Brooke; Incognito, Anthony; Vermeulen, Tyler; Nardone, Massimo; Teixeira, Andre; Klassen, Stephen; Millar, Philip; Foster, Glen
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The Role of Disease Severity and Demographics in the Clinical Course of COVID-19 Patients Treated With Convalescent Plasma
err2022-01-26
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errMa, Tengfei; Wiggins, Chad C.; Kornatowski, Breanna M.; Hailat, Ra'ed S.; Clayburn, Andrew J.; Guo, Winston L.; Johnson, Patrick W.; Senefeld, Jonathon W.; Klassen, Stephen A.; Baker, Sarah E.; Bruno, Katelyn A.; Fairweather, DeLisa; Wright, R. Scott; Carter, Rickey E.; Li, Chenxi; Joyner, Michael J.; Paneth, Nigel S.
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Influence of High Hemoglobin-Oxygen Affinity on Humans During Hypoxia
err2022-01-14
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errWebb, Kevin L.; Dominelli, Paolo B.; Baker, Sarah E.; Klassen, Stephen A.; Joyner, Michael J.; Senefeld, Jonathon W.; Wiggins, Chad C.
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Coagulation profile of human COVID-19 convalescent plasma
err2022-01-12
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errKlompas, Allan M.; van Helmond, Noud; Juskewitch, Justin E.; Pruthi, Rajiv K.; Sexton, Matthew A.; Soto, Juan C. Diaz; Klassen, Stephen A.; Senese, Katherine A.; van Buskirk, Camille M.; Winters, Jeffrey L.; Stubbs, James R.; Hammel, Scott A.; Joyner, Michael J.; Senefeld, Jonathon W.
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Access to and safety of COVID-19 convalescent plasma in the United States Expanded Access Program: A national registry study
err2021-12-20
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errSenefeld, Jonathon W.; Johnson, Patrick W.; Kunze, Katie L.; Bloch, Evan M.; van Helmond, Noud; Golafshar, Michael A.; Klassen, Stephen A.; Klompas, Allan M.; Sexton, Matthew A.; Diaz Soto, Juan C.; Grossman, Brenda J.; Tobian, Aaron A. R.; Goel, Ruchika; Wiggins, Chad C.; Bruno, Katelyn A.; van Buskirk, Camille M.; Stubbs, James R.; Winters, Jeffrey L.; Casadevall, Arturo; Paneth, Nigel S.; Shaz, Beth H.; Petersen, Molly M.; Sachais, Bruce S.; Buras, Matthew R.; Wieczorek, Mikolaj A.; Russoniello, Benjamin; Dumont, Larry J.; Baker, Sarah E.; Vassallo, Ralph R.; Shepherd, John R. A.; Young, Pampee P.; Verdun, Nicole C.; Marks, Peter; Haley, N. Rebecca; Rea, Robert F.; Katz, Louis; Herasevich, Vitaly; Waxman, Dan A.; Whelan, Emily R.; Bergman, Aviv; Clayburn, Andrew J.; Grabowski, Mary Kathryn; Larson, Kathryn F.; Ripoll, Juan G.; Andersen, Kylie J.; Vogt, Matthew N. P.; Dennis, Joshua J.; Regimbal, Riley J.; Bauer, Philippe R.; Blair, Janis E.; Buchholtz, Zachary A.; Pletsch, Michaela C.; Wright, Katherine; Greenshields, Joel T.; Joyner, Michael J.; Wright, R. Scott; Carter, Rickey E.; Fairweather, DeLisa
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Mortality in individuals treated with COVID-19 convalescent plasma varies with the geographic provenance of donors
err2021-08-11
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errKunze, Katie L.; Johnson, Patrick W.; van Helmond, Noud; Senefeld, Jonathon W.; Petersen, Molly M.; Klassen, Stephen A.; Wiggins, Chad C.; Klompas, Allan M.; Bruno, Katelyn A.; Mills, John R.; Theel, Elitza S.; Buras, Matthew R.; Golafshar, Michael A.; Sexton, Matthew A.; Diaz Soto, Juan C.; Baker, Sarah E.; Shepherd, John R. A.; Verdun, Nicole C.; Marks, Peter; Paneth, Nigel S.; Fairweather, DeLisa; Wright, R. Scott; van Buskirk, Camille M.; Winters, Jeffrey L.; Stubbs, James R.; Senese, Katherine A.; Pletsch, Michaela C.; Buchholtz, Zachary A.; Rea, Robert F.; Herasevich, Vitaly; Whelan, Emily R.; Clayburn, Andrew J.; Larson, Kathryn F.; Ripoll, Juan G.; Andersen, Kylie J.; Lesser, Elizabeth R.; Vogt, Matthew N. P.; Dennis, Joshua J.; Regimbal, Riley J.; Bauer, Philippe R.; Blair, Janis E.; Casadevall, Arturo; Carter, Rickey E.; Joyner, Michael J.
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In Reply-How Safe Is COVID-19 Convalescent Plasma?
err2021-08-01
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errJoyner, Michael J.; Klompas, Allan M.; Klassen, Stephen A.; Senefeld, Jonathon W.; Fairweather, DeLisa; Wright, R. Scott; Carter, Rickey E.
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The impact of ageing and sex on sympathetic neurocirculatory regulation
err2021-08-01
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errKlassen, Stephen A.; Joyner, Michael J.; Baker, Sarah E.
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Convalescent Plasma Therapy for COVID-19: A Graphical Mosaic of the Worldwide Evidence
err2021-06-07
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errKlassen, Stephen A.; Senefeld, Jonathon W.; Senese, Katherine A.; Johnson, Patrick W.; Wiggins, Chad C.; Baker, Sarah E.; van Helmond, Noud; Bruno, Katelyn A.; Pirofski, Liise-anne; Shoham, Shmuel; Grossman, Brenda J.; Henderson, Jeffrey P.; Wright, R. Scott; Fairweather, DeLisa; Paneth, Nigel S.; Carter, Rickey E.; Casadevall, Arturo; Joyner, Michael J.
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Convalescent plasma use in the USA was inversely correlated with COVID-19 mortality
err2021-06-04
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errCasadevall, Arturo; Dragotakes, Quigly; Johnson, Patrick W.; Senefeld, Jonathon W.; Klassen, Stephen A.; Wright, R. Scott; Joyner, Michael J.; Paneth, Nigel; Carter, Rickey E.
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Long Duration Bed Rest Modifies Cardiovagal Baroreflex Control but not Baroreflex Control of Muscle Sympathetic Action Potential Activity in Humans
err2021-05-14
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PREAI
errVermeulen, Tyler; Klassen, Stephen; De Abreu, Steven; Greaves, Danielle; Arbeille, Philippe; Denise, Pierre; Hughson, Richard; Normand, Herve; Shoemaker, J.
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Aging Resets the Spontaneous Baroreflex Control of Sympathetic Action Potential Subpopulations in Humans
err2021-05-14
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PREAI
errD'Souza, Andrew; Klassen, Stephen; Badrov, Mark; Lalande, Sophie; Shoemaker, J.
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The Effect of Convalescent Plasma Therapy on Mortality Among Patients With COVID-19: Systematic Review and Meta-analysis
err2021-05-01
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errKlassen, Stephen A.; Senefeld, Jonathon W.; Johnson, Patrick W.; Carter, Rickey E.; Wiggins, Chad C.; Shoham, Shmuel; Grossman, Brenda J.; Henderson, Jeffrey P.; Musser, James; Salazar, Eric; Hartman, William R.; Bouvier, Nicole M.; Liu, Sean T. H.; Pirofski, Liise-anne; Baker, Sarah E.; van Helmond, Noud; Wright, R. Scott; Fairweather, DeLisa; Bruno, Katelyn A.; Wang, Zhen; Paneth, Nigel S.; Casadevall, Arturo; Joyner, Michael J.
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