Gregory J. Tyrrell

5.7k total citations · 1 hit paper
161 papers, 4.2k citations indexed

About

Gregory J. Tyrrell is a scholar working on Epidemiology, Infectious Diseases and Public Health, Environmental and Occupational Health. According to data from OpenAlex, Gregory J. Tyrrell has authored 161 papers receiving a total of 4.2k indexed citations (citations by other indexed papers that have themselves been cited), including 111 papers in Epidemiology, 61 papers in Infectious Diseases and 52 papers in Public Health, Environmental and Occupational Health. Recurrent topics in Gregory J. Tyrrell's work include Pneumonia and Respiratory Infections (76 papers), Streptococcal Infections and Treatments (50 papers) and Respiratory viral infections research (35 papers). Gregory J. Tyrrell is often cited by papers focused on Pneumonia and Respiratory Infections (76 papers), Streptococcal Infections and Treatments (50 papers) and Respiratory viral infections research (35 papers). Gregory J. Tyrrell collaborates with scholars based in Canada, United States and France. Gregory J. Tyrrell's co-authors include Marguerite Lovgren, James D. Kellner, Thomas J. Marrie, James Brunton, David W. Scheifele, Allison McGeer, Richard R. Facklam, Otto G. Vanderkooi, Randy J. Read and Penelope E. Stein and has published in prestigious journals such as Nature, Proceedings of the National Academy of Sciences and Journal of Biological Chemistry.

In The Last Decade

Gregory J. Tyrrell

154 papers receiving 4.1k 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.

Antimicrobial resistance (AMR) in COVID-19 patients: a systematic review and meta-analysis (November 2019–June 2021)

2022 126 citations Ruwandi Kariyawasam, Danielle Julien et al. Antimicrobial Resistance and Infection Control profile →

Peers — A (Enhanced Table)

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

Name	h						Papers	Cites
Gregory J. Tyrrell Canada	36	2.1k	1.5k	1.4k	700	573	161	4.2k
Susan Petit United States	31	2.3k 1.1×	1.5k 1.0×	1.9k 1.4×	820 1.2×	517 0.9×	88	4.6k
Karl G. Kristinsson Iceland	38	2.6k 1.2×	1.1k 0.7×	903 0.7×	952 1.4×	496 0.9×	136	5.2k
Richard Danila United States	23	1.6k 0.7×	1.2k 0.8×	1.6k 1.2×	664 0.9×	322 0.6×	64	3.5k
Susan E. Richardson Canada	46	2.8k 1.3×	2.7k 1.9×	541 0.4×	739 1.1×	576 1.0×	163	5.8k
Pirkko Kotilainen Finland	35	1.8k 0.8×	1.4k 0.9×	680 0.5×	380 0.5×	379 0.7×	99	3.8k
Catrin E. Moore United Kingdom	35	1.5k 0.7×	2.0k 1.4×	824 0.6×	454 0.6×	1.3k 2.3×	106	5.3k
Timothy Barkham Singapore	35	992 0.5×	1.4k 1.0×	1.0k 0.7×	340 0.5×	666 1.2×	91	3.4k
Roland Quentin France	31	929 0.4×	680 0.5×	1.2k 0.9×	559 0.8×	626 1.1×	122	3.0k
Rudolf Lütticken Germany	34	1.2k 0.6×	1.2k 0.8×	1.5k 1.1×	339 0.5×	388 0.7×	113	3.4k
Gili Regev‐Yochay Israel	36	1.4k 0.7×	2.8k 1.9×	561 0.4×	541 0.8×	660 1.2×	122	5.2k

Countries citing papers authored by Gregory J. Tyrrell

Since Specialization

Citations

This map shows the geographic impact of Gregory J. Tyrrell'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 Gregory J. Tyrrell with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Gregory J. Tyrrell more than expected).

Fields of papers citing papers by Gregory J. Tyrrell

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Gregory J. Tyrrell. 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 Gregory J. Tyrrell. The network helps show where Gregory J. Tyrrell may publish in the future.

Co-authorship network of co-authors of Gregory J. Tyrrell

This figure shows the co-authorship network connecting the top 25 collaborators of Gregory J. Tyrrell. A scholar is included among the top collaborators of Gregory J. Tyrrell 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 Gregory J. Tyrrell. Gregory J. Tyrrell 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

Long, Richard, Courtney Heffernan, Gregory J. Tyrrell, et al.. (2024). Characterization of Mycobacterium orygis, Mycobacterium bovis, and Mycobacterium caprae Infections in Humans in Western Canada. The Journal of Infectious Diseases. 230(4). e789–e797. 8 indexed citations

Sharma, Meenu K., Cindi R. Corbett, Heather J. Adam, et al.. (2022). Compilation of 10 Years of MIRU-VNTR Data: Canadian National Tuberculosis Laboratory’s Experience. Canadian Journal of Infectious Diseases and Medical Microbiology. 2022. 1–12.

Kariyawasam, Ruwandi, Danielle Julien, Elissa Rennert‐May, et al.. (2022). Antimicrobial resistance (AMR) in COVID-19 patients: a systematic review and meta-analysis (November 2019–June 2021). Antimicrobial Resistance and Infection Control. 11(1). 45–45. 126 indexed citations breakdown →

Kellner, James D., et al.. (2021). Whole-Genome Analysis of Streptococcus pneumoniae Serotype 4 Causing Outbreak of Invasive Pneumococcal Disease, Alberta, Canada. Emerging infectious diseases. 27(7). 1867–1875. 18 indexed citations

Martín, Irene, et al.. (2021). Invasive bacterial diseases in northern Canada, 1999 to 2018. SHILAP Revista de lepidopterología. 47(11). 491–499. 1 indexed citations

Croxen, Matthew A., et al.. (2021). Phenotypic changes in group B streptococci grown in the presence of the polyols, erythritol, sorbitol and mannitol. BMC Microbiology. 21(1). 145–145. 3 indexed citations

Pandey, Manisha, Victoria Ozberk, Zhenjun Chen, et al.. (2019). Antibodies to the conserved region of the M protein and a streptococcal superantigen cooperatively resolve toxic shock-like syndrome in HLA-humanized mice. Science Advances. 5(9). eaax3013–eaax3013. 11 indexed citations

Doroshenko, Alexander, Caitlin S. Pepperell, Courtney Heffernan, et al.. (2018). Epidemiological and genomic determinants of tuberculosis outbreaks in First Nations communities in Canada. BMC Medicine. 16(1). 128–128. 9 indexed citations

Tsang, Raymond S. W., Tariq Ahmad, Brigitte Lefebvre, et al.. (2018). Whole genome typing of the recently emerged Canadian serogroup W Neisseria meningitidis sequence type 11 clonal complex isolates associated with invasive meningococcal disease. International Journal of Infectious Diseases. 69. 55–62. 16 indexed citations

10.

Antonation, Kym, Sara Christianson, Gregory J. Tyrrell, et al.. (2017). Application of whole genome sequence analysis to the study of Mycobacterium tuberculosis in Nunavut, Canada. PLoS ONE. 12(10). e0185656–e0185656. 14 indexed citations

11.

Majumdar, Sumit R., et al.. (2016). Prognostic factors associated with mortality and major in-hospital complications in patients with bacteremic pneumococcal pneumonia. Medicine. 95(46). e5179–e5179. 12 indexed citations

12.

Gounder, Prabhu, Tammy Zulz, Shalini Desai, et al.. (2015). Epidemiology of bacterial meningitis in the North American Arctic, 2000–2010. Journal of Infection. 71(2). 179–187. 15 indexed citations

13.

Rudnick, Wallis, Zhong Liu, Altynay Shigayeva, et al.. (2013). Pneumococcal vaccination programs and the burden of invasive pneumococcal disease in Ontario, Canada, 1995–2011. Vaccine. 31(49). 5863–5871. 53 indexed citations

14.

Leal, Jenine, Otto G. Vanderkooi, Deirdre L. Church, et al.. (2012). Eradication of Invasive Pneumococcal Disease due to the Seven-valent Pneumococcal Conjugate Vaccine Serotypes in Calgary, Alberta. The Pediatric Infectious Disease Journal. 31(9). e169–e175. 28 indexed citations

15.

Marrie, Thomas J., et al.. (2011). Factors Predicting Mortality in Invasive Pneumococcal Disease in Adults in Alberta. Medicine. 90(3). 171–179. 26 indexed citations

16.

Tyrrell, Gregory J., et al.. (2009). Serotypes and antimicrobial susceptibilities of invasive Streptococcus pneumoniae pre- and post-seven valent pneumococcal conjugate vaccine introduction in Alberta, Canada, 2000–2006. Vaccine. 27(27). 3553–3560. 66 indexed citations

17.

Pang, Xiaoli, Bonita E. Lee, Gregory J. Tyrrell, & Jutta K. Preiksaitis. (2008). Epidemiology and Genotype Analysis of Sapovirus Associated with Gastroenteritis Outbreaks in Alberta, Canada: 2004–2007. The Journal of Infectious Diseases. 199(4). 547–551. 63 indexed citations

18.

Russell, Bob, et al.. (2007). A Case of Necrotizing Fasciitis due to Streptococcus pneumoniae Serotype 5 in Saskatchewan. Canadian Journal of Infectious Diseases and Medical Microbiology. 19(1). 69–71. 6 indexed citations

19.

Boyd, Beth, Gregory J. Tyrrell, Mark Maloney, et al.. (1993). Alteration of the glycolipid binding specificity of the pig edema toxin from globotetraosyl to globotriaosyl ceramide alters in vivo tissue targetting and results in a verotoxin 1-like disease in pigs.. The Journal of Experimental Medicine. 177(6). 1745–1753. 71 indexed citations

20.

Stein, Penelope E., Amechand Boodhoo, Gregory J. Tyrrell, James Brunton, & Randy J. Read. (1992). Crystal structure of the cell-binding B oligomer of verotoxin-1 from E. coli. Nature. 355(6362). 748–750. 231 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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