Ryan K. Shields

Also affiliated with University of Pittsburgh Medical Center, Antimicrobial Materials (United States), Antibiotic (Bulgaria)

Biochemistry, Genetics and Molecular BiologyMedicineImmunology and Microbiology

Pilot corpus only

This score is computed over theSindex pilot corpus and does not cover the full scientific literature. Scores are relative to papers we have ingested — papers, authors, and institutions outside the pilot are not represented. Methodology.

Top 100%percentile

0Author DataRank

Indexed papers

0in pilot corpus

datarank_citation_only_1hop_v6· scope data_onlyMethodology

Papers

Driven by 42 papers. Top paper: “Isavuconazole Is as Effective as and Better Tolerated Than Voriconazole for Antifungal Prophylaxis in Lung Transplant Recipients”.

Isavuconazole Is as Effective as and Better Tolerated Than Voriconazole for Antifungal Prophylaxis in Lung Transplant Recipients

Clinical Infectious Diseases(2020)10.1093/cid/ciaa652

N/A

0.619DataRank · unranked

61 citations

Cornelius J. Clancy, Rachel V Marini, Ryan Rivosecchi, Erin K McCreary, Ryan K. Shields +10 more

Bacteriophage and antibiotic combination therapy for recurrent Enterococcus faecium bacteremia

mBio(2024)10.1128/mbio.03396-23

N/A

0.578DataRank · unranked

46 citations

Carolyn Fernandes, Ryan K. Shields, Ghady Haidar, Kailey Hughes Kramer, Emily Dembinski +6 more

Within-Host Genotypic and Phenotypic Diversity of Contemporaneous Carbapenem-Resistant Klebsiella pneumoniae from Blood Cultures of Patients with Bacteremia

mBio(2022)10.1128/mbio.02906-22

N/A

0.483DataRank · unranked

24 citations

Giuseppe Fleres, Liang Chen, Guojun Liu, Binghua Hao, Anthony Newbrough +8 more

Discordance Among Antibiotic Prescription Guidelines Reflects a Lack of Clear Best Practices

Open Forum Infectious Diseases(2020)10.1093/ofid/ofaa571

N/A

0.312DataRank · unranked

7 citations

M. Hong Nguyen, Cornelius J. Clancy, Ryan K. Shields, Erik S. Wright, Lauren M. Rost

Initial micafungin treatment does not improve outcomes compared to fluconazole treatment in immunocompromised and critically ill patients with candidaemia

Journal of Antimicrobial Chemotherapy(2024)10.1093/jac/dkae175

N/A

0.279DataRank · unranked

4 citations

Amrita D Henneman, Angela Loo, Ryan K. Shields, Gregory Eschenauer, Magdalena E. Sobieszczyk +2 more

In vitro evolution of durlobactam resistance in NDM-producing Escherichia coli due to a single mutation in mrdA encoding penicillin-binding protein 2

Antimicrobial Agents and Chemotherapy(2025)10.1128/aac.01014-25

N/A

0.208DataRank · unranked

3 citations

Erika L. Butcher, Akito Kawai, Robert M. Q. Shanks, Ryan K. Shields, Yohei Doi +1 more

2185. In vitro activity of aztreonam-avibactam (ATM-AVI), cefiderocol (FDC), and cefepime-taniborbactam (FEP-TAN) against multi-species, NDM-producing Enterobacterales causing a local outbreak

Open Forum Infectious Diseases(2023)10.1093/ofid/ofad500.1807

N/A

0.165DataRank · unranked

2 citations

Kevin M Squires, Ghady Haidar, Graham M. Snyder, Lee H. Harrison, Daria Van Tyne +2 more

Molecular Epidemiology, Natural History, and Long-Term Outcomes of Multidrug-Resistant Enterobacterales Colonization and Infections Among Solid Organ Transplant Recipients

Clinical Infectious Diseases(2021)10.1093/cid/ciab427

N/A

0DataRank · unranked

42 citations

Ryan K. Shields, Liang Chen, A. William Pasculle, Binghua Hao, Shaoji Cheng +5 more

Hydrolytic activity of KPC-producing Klebsiella pneumoniae clinical isolates

Journal of Chemotherapy(2021)10.1080/1120009x.2021.2004363

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0DataRank · unranked

2 citations

Cole S Hudson, Paul R. Merlau, Ryan K. Shields, Vincent H. Tam

Differential ampicillin/ceftriaxone susceptibility among diverse Enterococcus faecalis from infective endocarditis

bioRxiv (Cold Spring Harbor Laboratory)(2021)10.1101/2021.06.07.447474

N/A

0DataRank · unranked

0 citations

Gayatri Shankar Chilambi, Hayley R. Nordstrom, Alina Iovleva, Niyati H Shah, Chelsea E Jones +5 more

Genomic and functional characterization of Pseudomonas aeruginosa -targeting bacteriophages isolated from hospital wastewater

bioRxiv (Cold Spring Harbor Laboratory)(2021)10.1101/2021.07.08.451722

N/A

0DataRank · unranked

0 citations

Daniel R. Evans, Amanda Finney, Kevin J. Westbrook, Paula F. Zamora, Alina Iovleva +6 more

Evolution and Transmission of Cefiderocol-Resistant Acinetobacter baumannii During an Outbreak in the Burn Intensive Care Unit

Clinical Infectious Diseases(2022)10.1093/cid/ciac647

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0DataRank · unranked

50 citations

Alison Brophy, Samuel Reveron, Alina Iovleva, Ellen G Kline, Michael A. Marano +3 more

Evolution of Imipenem-Relebactam Resistance Following Treatment of Multidrug-Resistant Pseudomonas aeruginosa Pneumonia

Clinical Infectious Diseases(2022)10.1093/cid/ciac097

N/A

0DataRank · unranked

49 citations

Madison E. Stellfox, Ellen G Kline, Palash Samanta, Daria Van Tyne, Ryan K. Shields

Convergent Evolution of Antibiotic Tolerance in Patients with Persistent Methicillin-Resistant Staphylococcus aureus Bacteremia

Infection and Immunity(2022)10.1128/iai.00001-22

N/A

0DataRank · unranked

26 citations

Edwin Chen, Marla G. Shaffer, Vatsala Rangachar Srinivasa, M. Patrick Griffith, Mustapha M. Mustapha +4 more

Optimal ceftazidime/avibactam dosing exposure against KPC-producing Klebsiella pneumoniae

Journal of Antimicrobial Chemotherapy(2022)10.1093/jac/dkac294

N/A

0DataRank · unranked

20 citations

Paul R. Merlau, Cole S Hudson, Ellen G Kline, Brianna M. Eales, James J. Smith +3 more

Bacteriophage and antibiotic combination therapy for recurrent Enterococcus faecium bacteremia

medRxiv(2022)10.1101/2022.11.23.22282657

N/A

0DataRank · unranked

0 citations

Carolyn Fernandes, Ryan K. Shields, Ghady Haidar, Kailey Hughes Kramer, Emily Dembinski +5 more

Phage therapy in a lung transplant recipient with cystic fibrosis infected with multidrug‐resistant Burkholderia multivorans

Transplant Infectious Disease(2023)10.1111/tid.14041

N/A

0DataRank · unranked

40 citations

Benjamin K. Chan, Shu‐Ting Cho, Kailey Hughes Kramer, Hayley R. Nordstrom, Nathan R. Wallace +11 more

In vitro activity of cefiderocol against Pseudomonas aeruginosa demonstrating evolved resistance to novel β-lactam/β-lactamase inhibitors

JAC-Antimicrobial Resistance(2023)10.1093/jacamr/dlad107

N/A

0DataRank · unranked

39 citations

Ellen G Kline, Kevin M Squires, Daria Van Tyne, Yohei Doi, Ryan K. Shields

High-level ceftazidime/avibactam resistance in Escherichia coli conferred by the novel plasmid-mediated β-lactamase CMY-185 variant

Journal of Antimicrobial Chemotherapy(2023)10.1093/jac/dkad249

N/A

0DataRank · unranked

21 citations

Bradley T. Endres, Jovan Borjan, Samuel L Aitken, William C. Bachman, Christi L. McElheny +11 more

Early initiation of three-drug combinations for the treatment of carbapenem-resistant A. baumannii among COVID-19 patients

Journal of Antimicrobial Chemotherapy(2023)10.1093/jac/dkad042

N/A

0DataRank · unranked

22 citations

Kimberly C. Claeys, Ellen G Kline, Tara M Rogers, Kevin M Squires, Alina Iovleva +6 more

Impact ofompk36genotype and KPC subtype on thein vitroactivity of ceftazidime/avibactam, imipenem/relebactam and meropenem/vaborbactam against KPC-producingK. pneumoniaeclinical isolates

JAC-Antimicrobial Resistance(2023)10.1093/jacamr/dlad022

N/A

0DataRank · unranked

16 citations

Ellen G Kline, M. Patrick Griffith, Chelsea E Jones, Abigail M Rubio, Kevin M Squires +2 more

Mutations in ompK36 differentially impact in vitro synergy of meropenem/vaborbactam and ceftazidime/avibactam in combination with other antibiotics against KPC-producing Klebsiella pneumoniae

JAC-Antimicrobial Resistance(2023)10.1093/jacamr/dlad113

N/A

0DataRank · unranked

10 citations

Ellen G Kline, M. Patrick Griffith, Chelsea E Jones, Abigail M Rubio, Kevin M Squires +2 more

Progress and New Challenges in Combatting the Threat of Antimicrobial Resistance: Perspective From an Infectious Diseases Pharmacist

The Journal of Infectious Diseases(2023)10.1093/infdis/jiad250

N/A

0DataRank · unranked

7 citations

Ryan K. Shields

High-level ceftazidime-avibactam resistance in Escherichia coli conferred by the novel plasmid-mediated beta-lactamase CMY-185 variant

bioRxiv (Cold Spring Harbor Laboratory)(2023)10.1101/2023.02.03.527067

N/A

0DataRank · unranked

0 citations

Bradley T. Endres, Jovan Borjan, Samuel L Aitken, William C. Bachman, Christi L. McElheny +8 more

60 Bacteriophage therapy for Pseudomonas aeruginosa infections in people with cystic fibrosis

Journal of Cystic Fibrosis(2023)10.1016/s1569-1993(23)00995-5

N/A

0DataRank · unranked

0 citations

N. Wallace, Hayley R. Nordstrom, Kathleen Squires, Ellen G Kline, Kailey Hughes Kramer +4 more

Frequency of cefiderocol heteroresistance among patients treated with cefiderocol for carbapenem-resistant Acinetobacter baumannii infections

JAC-Antimicrobial Resistance(2024)10.1093/jacamr/dlae146

N/A

0DataRank · unranked

31 citations

Ava J Dorazio, Giusy Tiseo, Kevin M Squires, Alessandro Leonildi, Cesira Giordano +8 more

Rates of Resistance to Ceftazidime-Avibactam and Ceftolozane-Tazobactam Among Patients Treated for Multidrug-Resistant Pseudomonas aeruginosa Bacteremia or Pneumonia

Clinical Infectious Diseases(2024)10.1093/cid/ciae332

N/A

0DataRank · unranked

29 citations

Ellen G Kline, Ghady Haidar, Kevin M Squires, Jason M. Pogue, Erin K. McCreary +6 more

Emergence of high-level aztreonam–avibactam and cefiderocol resistance following treatment of an NDM-producing Escherichia coli bloodstream isolate exhibiting reduced susceptibility to both agents at baseline

JAC-Antimicrobial Resistance(2024)10.1093/jacamr/dlae141

N/A

0DataRank · unranked

27 citations

Ellen G Kline, Georgios D. Kitsios, Xiaohong Wang, E.J. Kwak, Anthony Newbrough +4 more

The Growing Threat of NDM-Producing Escherichia coli With Penicillin-Binding Protein 3 Mutations in the United States—Is There a Potential Role for Durlobactam?

Clinical Infectious Diseases(2024)10.1093/cid/ciae229

N/A

0DataRank · unranked

20 citations

Virginia Pierce, Jason M. Pogue, Ellen G Kline, Frank Tverdek, Ryan K. Shields +1 more

Differential in vitro susceptibility to ampicillin/ceftriaxone combination therapy among Enterococcus faecalis infective endocarditis clinical isolates

Journal of Antimicrobial Chemotherapy(2024)10.1093/jac/dkae032

N/A

0DataRank · unranked

13 citations

Gayatri Shankar Chilambi, Madison E. Stellfox, Hayley R. Nordstrom, Yanhong Li, Alina Iovleva +11 more

Clinical manifestations and treatment outcomes for patients with Pseudomonas endocarditis

Journal of Antimicrobial Chemotherapy(2024)10.1093/jac/dkae205

N/A

0DataRank · unranked

8 citations

Lloyd Clarke, Matthew W. Davis, Jeffrey Topal, Ryan K. Shields, Sunish Shah

Comparative in vitro activity of sulbactam with avibactam or durlobactam against carbapenem-resistant Acinetobacter baumannii

JAC-Antimicrobial Resistance(2025)10.1093/jacamr/dlaf098

N/A

0DataRank · unranked

4 citations

Ellen G Kline, Kevin M Squires, M. Patrick Griffith, Yohei Doi, Ryan K. Shields +1 more

Translating Pharmacokinetic–Pharmacodynamic Principles Into Improved Methodology for Clinical Trials That Compare Intermittent With Prolonged Infusion of Beta-Lactam Antibiotics

Clinical Infectious Diseases(2025)10.1093/cid/ciaf038

N/A

0DataRank · unranked

5 citations

Ryan K. Shields, Thomas P. Lodise, George L. Drusano, Alwin Tilanus

Functional Genomics of Antibiotic Susceptibility in Enterococcus faecalis From Infective Endocarditis

The Journal of Infectious Diseases(2025)10.1093/infdis/jiaf272

N/A

0DataRank · unranked

2 citations

Madison E. Stellfox, K. Evans, Emma G. Mills, Kevin M Squires, Ava J Dorazio +3 more

Clinical Evolution of AmpC-Mediated Ceftazidime-Avibactam and Cefiderocol Resistance in Enterobacter cloacae Complex Following Exposure to Cefepime

Clinical Infectious Diseases(2020)10.1093/cid/ciaa355

N/A

0DataRank · unranked

98 citations

Alina Iovleva, Ellen G Kline, Akito Kawai, Christi L. McElheny, Yohei Doi +1 more

P-1495. Antibiotic and Phage Susceptibility of Pseudomonas aeruginosa Clinical Isolates From Phage Therapy Patients

Open Forum Infectious Diseases(2025)10.1093/ofid/ofae631.1665

N/A

0DataRank · unranked

0 citations

Sergei Elber Dorozko, Ryan K. Shields, Ghady Haidar, Daria Van Tyne, Justin J Lee

Structural Basis of Reduced Susceptibility to Ceftazidime-Avibactam and Cefiderocol in Enterobacter cloacae Due to AmpC R2 Loop Deletion

Antimicrobial Agents and Chemotherapy(2020)10.1128/aac.00198-20

N/A

0DataRank · unranked

84 citations

Christi L. McElheny, Alina Iovleva, Ellen G Kline, Nicolas Sluis‐Cremer, Ryan K. Shields +2 more

Changing Epidemiology and Decreased Mortality Associated With Carbapenem-resistant Gram-negative Bacteria, 2000–2017

Clinical Infectious Diseases(2020)10.1093/cid/ciaa1464

N/A

0DataRank · unranked

67 citations

Lloyd Clarke, Melissa Saul, Julie Gealey, Cornelius J. Clancy, M. Hong Nguyen +2 more

Cefiderocol for the Treatment of Adult and Pediatric Patients With Cystic Fibrosis and Achromobacter xylosoxidans Infections

Clinical Infectious Diseases(2020)10.1093/cid/ciaa1847

N/A

0DataRank · unranked

52 citations

Luther A. Bartelt, Anne M. Lachiewicz, Kathleen Tompkins, Melissa B. Miller, Kevin Alby +14 more

Achievement of clinical isavuconazole blood concentrations in transplant recipients with isavuconazonium sulphate capsules administered via enteral feeding tube

Journal of Antimicrobial Chemotherapy(2020)10.1093/jac/dkaa274

N/A

0DataRank · unranked

22 citations

M. Hong Nguyen, Matthew R Davis, Jared Borlagdan, Ryan K. Shields, Anthony D. Anderson +7 more

Clinical and Genomic Epidemiology of Carbapenem-Nonsusceptible Citrobacter spp. at a Tertiary Health Care Center over 2 Decades

Journal of Clinical Microbiology(2020)10.1128/jcm.00275-20

N/A

0DataRank · unranked

34 citations

Daniel R. Evans, M. Patrick Griffith, Christi L. McElheny, Mohamed Hassan, Lloyd Clarke +6 more

In Vitro Evolution of Cefiderocol Resistance in an NDM-Producing Klebsiella pneumoniae Due to Functional Loss of CirA

Microbiology Spectrum(2021)10.1128/spectrum.01779-21

N/A

0DataRank · unranked

71 citations

Erin L. Fowler, Alina Iovleva, Ryan K. Shields, Yohei Doi, Christi L. McElheny