Kathryn A. Ryan

2.8k total citations · 1 hit paper
31 papers, 1.5k citations indexed

About

Kathryn A. Ryan is a scholar working on Cardiology and Cardiovascular Medicine, Surgery and Radiology, Nuclear Medicine and Imaging. According to data from OpenAlex, Kathryn A. Ryan has authored 31 papers receiving a total of 1.5k indexed citations (citations by other indexed papers that have themselves been cited), including 14 papers in Cardiology and Cardiovascular Medicine, 13 papers in Surgery and 12 papers in Radiology, Nuclear Medicine and Imaging. Recurrent topics in Kathryn A. Ryan's work include Coronary Interventions and Diagnostics (13 papers), Acute Myocardial Infarction Research (12 papers) and Cardiac Imaging and Diagnostics (11 papers). Kathryn A. Ryan is often cited by papers focused on Coronary Interventions and Diagnostics (13 papers), Acute Myocardial Infarction Research (12 papers) and Cardiac Imaging and Diagnostics (11 papers). Kathryn A. Ryan collaborates with scholars based in United States, United Kingdom and Belgium. Kathryn A. Ryan's co-authors include Susan J. Marble, Sabina A. Murphy, C. Michael Gibson, Eugene Braunwald, Christopher P. Cannon, Frans Van de Werf, Carolyn H. McCabe, Michael J. Rizzo, Elliott M. Antman and Robert P. Giugliano and has published in prestigious journals such as Circulation, Journal of the American College of Cardiology and PLoS ONE.

In The Last Decade

Kathryn A. Ryan

29 papers receiving 1.4k citations

Hit Papers

align trajectories

What are hit papers?

Hit papers significantly outperform the citation benchmark for their cohort. A paper qualifies if it has ≥500 total citations, achieves ≥1.5× the top-1% citation threshold for papers in the same subfield and year (this is the minimum needed to enter the top 1%, not the average within it), or reaches the top citation threshold in at least one of its specific research topics.

Relationship of TIMI Myocardial Perfusion Grade to Mortality After Administration of Thrombolytic Drugs

2000 648 citations C. Michael Gibson, Christopher P. Cannon et al. profile →

Peers — A (Enhanced Table)

Peers by citation overlap · career bar shows stage (early→late) cites · hero ref

Name	h						Papers	Cites
Kathryn A. Ryan United States	16	1.1k	830	777	141	125	31	1.5k
Holger Vogelsberg Germany	10	1.8k 1.6×	899 1.1×	492 0.6×	298 2.1×	133 1.1×	14	2.2k
Simone Romano Italy	13	499 0.4×	323 0.4×	155 0.2×	70 0.5×	106 0.8×	49	775
David Broadbent United Kingdom	18	1.0k 0.9×	987 1.2×	184 0.2×	145 1.0×	19 0.2×	38	1.6k
Prasad M. Panse United States	16	563 0.5×	279 0.3×	238 0.3×	163 1.2×	36 0.3×	55	1.1k
Anthony H. Tobias United States	17	386 0.3×	527 0.6×	150 0.2×	223 1.6×	8 0.1×	44	882
W. D. Edwards United States	8	1.1k 1.0×	97 0.1×	272 0.4×	275 2.0×	144 1.2×	16	1.2k
D.E. Pitts United States	15	314 0.3×	33 0.0×	527 0.7×	169 1.2×	40 0.3×	28	898
Hutchins Gm United States	16	222 0.2×	70 0.1×	339 0.4×	169 1.2×	30 0.2×	44	749
Patrik Gilje Sweden	13	228 0.2×	72 0.1×	64 0.1×	106 0.8×	53 0.4×	25	805
Raymond Chung United States	14	70 0.1×	99 0.1×	238 0.3×	426 3.0×	56 0.4×	49	899

Countries citing papers authored by Kathryn A. Ryan

Since Specialization

Citations

This map shows the geographic impact of Kathryn A. Ryan's research. It shows the number of citations coming from papers published by authors working in each country. You can also color the map by specialization and compare the number of citations received by Kathryn A. Ryan with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Kathryn A. Ryan more than expected).

Fields of papers citing papers by Kathryn A. Ryan

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Kathryn A. Ryan. Nodes represent research fields, and links connect fields that are likely to share authors. Colored nodes show fields that tend to cite the papers produced by Kathryn A. Ryan. The network helps show where Kathryn A. Ryan may publish in the future.

Co-authorship network of co-authors of Kathryn A. Ryan

This figure shows the co-authorship network connecting the top 25 collaborators of Kathryn A. Ryan. A scholar is included among the top collaborators of Kathryn A. Ryan based on the total number of citations received by their joint publications. Widths of edges represent the number of papers authors have co-authored together. Node borders signify the number of papers an author published with Kathryn A. Ryan. Kathryn A. Ryan is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

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20 of 20 papers shown

Llewellyn, Stacey, et al.. (2024). An Optimised Live Attenuated Influenza Vaccine Ferret Efficacy Model Successfully Translates H1N1 Clinical Data. Vaccines. 12(11). 1275–1275.

Ryan, Kathryn A., Elizabeth R. Davies, Kevin R. Bewley, et al.. (2023). SARS-CoV-2 Disease Severity in the Golden Syrian Hamster Model of Infection Is Related to the Volume of Intranasal Inoculum. Viruses. 15(3). 748–748. 8 indexed citations

Davies, Elizabeth R., Kathryn A. Ryan, Kevin R. Bewley, et al.. (2023). The Omicron Sub-Variant BA.4 Displays a Remarkable Lack of Clinical Signs in a Golden Syrian Hamster Model of SARS-CoV-2 Infection. Viruses. 15(5). 1133–1133. 2 indexed citations

Paterson, Jemma, Kathryn A. Ryan, Yper Hall, et al.. (2023). Infection with Seasonal H1N1 Influenza Results in Comparable Disease Kinetics and Host Immune Responses in Ferrets and Golden Syrian Hamsters. Pathogens. 12(5). 668–668. 5 indexed citations

Wing, Peter A. C., Amy Cross, Stefania Crotta, et al.. (2022). Hypoxia inducible factors regulate infectious SARS-CoV-2, epithelial damage and respiratory symptoms in a hamster COVID-19 model. PLoS Pathogens. 18(9). e1010807–e1010807. 15 indexed citations

Ryan, Kathryn A., Susan Fotheringham, Yper Hall, et al.. (2021). Sequential Delivery of Live Attenuated Influenza Vaccine and Severe Acute Respiratory Syndrome Coronavirus 2 (SARS-CoV-2) in the Ferret Model Can Reduce SARS-CoV-2 Shedding and Does Not Result in Enhanced Lung Pathology. The Journal of Infectious Diseases. 225(3). 404–412. 12 indexed citations

Marriott, Anthony C., Karen E. Gooch, Phillip J. Brown, et al.. (2021). Severity of heterosubtypic influenza virus infection in ferrets is reduced by live attenuated influenza vaccine. npj Vaccines. 6(1). 43–43. 6 indexed citations

Ryan, Kathryn A., Gillian S. Slack, Anthony C. Marriott, et al.. (2018). Cellular immune response to human influenza viruses differs between H1N1 and H3N2 subtypes in the ferret lung. PLoS ONE. 13(9). e0202675–e0202675. 16 indexed citations

Marriott, Anthony C., Brian K. Dove, Catherine Whittaker, et al.. (2014). Low Dose Influenza Virus Challenge in the Ferret Leads to Increased Virus Shedding and Greater Sensitivity to Oseltamivir. PLoS ONE. 9(4). e94090–e94090. 39 indexed citations

10.

Gibson, C. Michael, Sabina A. Murphy, Ian Menown, et al.. (1999). Determinants of coronary blood flow after thrombolytic administration. Journal of the American College of Cardiology. 34(5). 1403–1412. 58 indexed citations

11.

Gibson, C. Michael, et al.. (1999). Glycoprotein IIb/IIIa Receptor Inhibition in Interventional Cardiology. Journal of Thrombosis and Thrombolysis. 7(3). 287–302. 2 indexed citations

12.

Gibson, C. Michael, Kathryn A. Ryan, Sabina A. Murphy, et al.. (1999). Impaired coronary blood flow in nonculprit arteries in the setting of acute myocardial infarction. Journal of the American College of Cardiology. 34(4). 974–982. 107 indexed citations

13.

Gibson, C. Michael, Kathryn A. Ryan, Anthony Sparano, et al.. (1999). Angiographic methods to assess human coronary angiogenesis. American Heart Journal. 137(1). 169–179. 52 indexed citations

14.

Goel, Mukesh, James T. Dodge, Michael J. Rizzo, et al.. (1998). The Open Artery Hypothesis: Past, Present, and Future. Journal of Thrombosis and Thrombolysis. 5(2). 101–112. 3 indexed citations

15.

Ryan, Kathryn A., Anthony Sparano, Mary E. Kelley, et al.. (1998). The range of QCA velocities for TIMI grades 2 & 3 flow. Journal of the American College of Cardiology. 31. 11–11. 1 indexed citations

16.

Dodge, James T., Michael J. Rizzo, Kathryn A. Ryan, et al.. (1998). Thrombolysis in Myocardial Infarction frame count in saphenous vein grafts. American Heart Journal. 135(2). 323–328. 17 indexed citations

17.

Gibson, C. Michael, James T. Dodge, Mukesh Goel, et al.. (1997). Angioplasty Guidewire Velocity: A New Simple Method to Calculate Absolute Coronary Blood Velocity and Flow. The American Journal of Cardiology. 80(12). 1536–1539. 20 indexed citations

18.

Gibson, C. Michael, Susan J. Marble, Michael J. Rizzo, et al.. (1997). Relation between injections before 90-minute angiography and coronary patency: Results of the Thrombolysis in Myocardial Infarction 4 Trial*. American Heart Journal. 134(3). 351–354. 4 indexed citations

19.

Schroeder, Joseph D., T. R. Bailey, Helmut Neumann, et al.. (1995). Keto/Enol Epoxy Steroids as HIV-1 Tat Inhibitors: Structure-Activity Relationships and Pharmacophore Localization. Journal of Medicinal Chemistry. 38(17). 3197–3206. 19 indexed citations

20.

Wentland, Mark P., J. Andrew Carlson, Peter H. Dorff, et al.. (1995). Cyclic Variations of 3-Quinolinecarboxamides and Effects on Antiherpetic Activity. Journal of Medicinal Chemistry. 38(14). 2541–2545. 4 indexed citations

Rankless uses publication and citation data sourced from OpenAlex, an open and comprehensive bibliographic database. While OpenAlex provides broad and valuable coverage of the global research landscape, it—like all bibliographic datasets—has inherent limitations. These include incomplete records, variations in author disambiguation, differences in journal indexing, and delays in data updates. As a result, some metrics and network relationships displayed in Rankless may not fully capture the entirety of a scholar's output or impact.

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