R. A. J. Warren

8.5k total citations · 2 hit papers
117 papers, 7.1k citations indexed

About

R. A. J. Warren is a scholar working on Molecular Biology, Biotechnology and Biomedical Engineering. According to data from OpenAlex, R. A. J. Warren has authored 117 papers receiving a total of 7.1k indexed citations (citations by other indexed papers that have themselves been cited), including 74 papers in Molecular Biology, 48 papers in Biotechnology and 36 papers in Biomedical Engineering. Recurrent topics in R. A. J. Warren's work include Enzyme Production and Characterization (43 papers), Biofuel production and bioconversion (36 papers) and Bacteriophages and microbial interactions (28 papers). R. A. J. Warren is often cited by papers focused on Enzyme Production and Characterization (43 papers), Biofuel production and bioconversion (36 papers) and Bacteriophages and microbial interactions (28 papers). R. A. J. Warren collaborates with scholars based in Canada, United States and France. R. A. J. Warren's co-authors include Neil R. Gilkes, Douglas G. Kilburn, Robert C. Miller, Bernard Henrissat, Peter Tomme, C F Beck, Stephen G. Withers, M. L. Langsford, Tuula T. Teeri and Rod A. Kelln and has published in prestigious journals such as Nature, Proceedings of the National Academy of Sciences and Journal of the American Chemical Society.

In The Last Decade

R. A. J. Warren

115 papers receiving 6.6k citations

Hit Papers

align trajectories sort by overperformance

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.

Domains in microbial beta-1, 4-glycanases: sequence conservation, function, and enzyme families

1991 769 citations Neil R. Gilkes, Douglas G. Kilburn et al. Microbiological Reviews profile →
Cellulose Hydrolysis by Bacteria and Fungi

1995 555 citations Peter Tomme, R. A. J. Warren et al. Advances in microbial physiology profile →

Peers — A (Enhanced Table)

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

Name	h						Papers	Cites
R. A. J. Warren Canada	41	3.8k	3.4k	3.2k	1.7k	741	117	7.1k
David N. Bolam United Kingdom	45	4.1k 1.1×	2.5k 0.7×	2.6k 0.8×	2.3k 1.4×	1.6k 2.2×	74	7.5k
A.B. Boraston Canada	52	4.6k 1.2×	3.2k 1.0×	2.7k 0.8×	2.5k 1.5×	1.4k 1.9×	159	8.8k
Harry Brumer Canada	52	3.6k 0.9×	2.6k 0.8×	3.1k 1.0×	3.7k 2.2×	1.6k 2.2×	177	8.9k
Helena Nevalainen Australia	41	4.0k 1.0×	1.8k 0.5×	2.5k 0.8×	1.8k 1.1×	347 0.5×	145	7.0k
Raphael Lamed Israel	67	8.1k 2.1×	6.2k 1.9×	9.3k 2.9×	4.1k 2.5×	1.8k 2.4×	238	15.9k
James F. Preston United States	34	2.9k 0.8×	947 0.3×	1.7k 0.5×	1.2k 0.7×	252 0.3×	110	5.0k
Roy H. Doi United States	51	5.0k 1.3×	2.5k 0.7×	2.7k 0.8×	1.5k 0.9×	434 0.6×	218	8.4k
William J. Whelan United States	44	2.2k 0.6×	1.9k 0.6×	842 0.3×	1.4k 0.8×	2.1k 2.8×	168	5.9k
Motomitsu Kitaoka Japan	45	3.4k 0.9×	3.1k 0.9×	1.2k 0.4×	815 0.5×	3.6k 4.8×	212	6.8k
Steven Ball France	48	2.7k 0.7×	1.6k 0.5×	1.2k 0.4×	3.0k 1.8×	3.9k 5.3×	116	8.5k

Countries citing papers authored by R. A. J. Warren

Since Specialization

Citations

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

Fields of papers citing papers by R. A. J. Warren

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by R. A. J. Warren. 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 R. A. J. Warren. The network helps show where R. A. J. Warren may publish in the future.

Co-authorship network of co-authors of R. A. J. Warren

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

Müllegger, Johannes, et al.. (2005). Engineering of a thioglycoligase: randomized mutagenesis of the acid-base residue leads to the identification of improved catalysts. Protein Engineering Design and Selection. 18(1). 33–40. 54 indexed citations

McQuiston, John R., Ramesh Vemulapalli, Thomas J. Inzana, et al.. (1999). Genetic Characterization of a Tn5-Disrupted Glycosyltransferase Gene Homolog inBrucella abortusand Its Effect on Lipopolysaccharide Composition and Virulence. Infection and Immunity. 67(8). 3830–3835. 62 indexed citations

Damude, Howard G., Vito Ferro, Stephen G. Withers, & R. A. J. Warren. (1996). Substrate specificity of endoglucanase A from Cellulomonas fimi: fundamental differences between endoglucanases and exoglucanases from family 6. Biochemical Journal. 315(2). 467–472. 39 indexed citations

Tomme, Peter, Neil R. Gilkes, M. Marta Guarna, et al.. (1996). Cellulose‐binding Domains. Annals of the New York Academy of Sciences. 799(1). 418–424. 16 indexed citations

Guarna, M. Marta, et al.. (1996). Engineering Factor X Fusions for Expression in Pichia pastoris^a. Annals of the New York Academy of Sciences. 799(1). 397–400. 5 indexed citations

Trimbur, Donald, et al.. (1995). Identification of the Acid/Base Catalyst in Agrobacterium faecalis .beta.-Glucosidase by Kinetic Analysis of Mutants. Biochemistry. 34(44). 14554–14562. 120 indexed citations

Tomme, Peter, R. A. J. Warren, & Neil R. Gilkes. (1995). Cellulose Hydrolysis by Bacteria and Fungi. Advances in microbial physiology. 37. 1–81. 555 indexed citations breakdown →

Shen, Hua, Peter Tomme, Andreas Meinke, et al.. (1994). Stereochemical Course of Hydrolysis Catalyzed by Cellulomonas fimi CenE, a Member of a New Family of β-1,4-Glucanases. Biochemical and Biophysical Research Communications. 199(3). 1223–1228. 22 indexed citations

Gilkes, Neil R., et al.. (1993). The nature of the cellulose-binding domain effects the activities of a bacterial endoglucanase on different forms of cellulose. FEMS Microbiology Letters. 113(2). 211–217. 46 indexed citations

10.

Yakel, Jerrel L., R. A. J. Warren, Steven M. Reppert, & R. Alan North. (1993). Functional expression of adenosine A2b receptor in Xenopus oocytes.. Molecular Pharmacology. 43(2). 277–280. 43 indexed citations

11.

Brinster, Ralph L., et al.. (1992). Somatic expression of herpes thymidine kinase in mice following injection of a fusion gene into eggs. 1982.. PubMed. 24. 411–9. 1 indexed citations

12.

Beck, C F & R. A. J. Warren. (1988). Divergent promoters, a common form of gene organization. Microbiological Reviews. 52(3). 318–326. 180 indexed citations

13.

Langsford, M. L., Neil R. Gilkes, Bhagirath Singh, et al.. (1987). Glycosylation of bacterial cellulases prevents proteolytic cleavage between functional domains. FEBS Letters. 225(1-2). 163–167. 131 indexed citations

14.

Warren, R. A. J., C F Beck, Neil R. Gilkes, et al.. (1986). Sequence conservation and region shuffling in an endoglucanase and an exoglucanase from Cellulomonas fimi. Proteins Structure Function and Bioinformatics. 1(4). 335–341. 45 indexed citations

15.

Doyle, D., et al.. (1982). Mechanism of function of the plasma membrane receptor specific for galactose-terminated glycoproteins in hepatocytes and after transfer to mouse L-cells.. PubMed. 26(2). 319–24. 2 indexed citations

16.

Warren, R. A. J., et al.. (1982). Isolation and preliminary characterization of amber mutants of bacteriophage phi W-14 defective in DNA synthesis. Journal of Virology. 43(1). 67–72. 8 indexed citations

17.

Warren, R. A. J., J. B. Hudson, Kelsey R. Downum, et al.. (1980). Bacteriophages as Indicators of the Mechanism of Action of Photosensitizing Agents. Photobiochemistry and photobiophysics.. 1(6). 385–389. 19 indexed citations

18.

Kelln, Rod A. & R. A. J. Warren. (1973). Studies on the Biosynthesis of α-Putrescinylthymine in Bacteriophage φW-14-Infected Pseudomonas acidovorans. Journal of Virology. 12(6). 1427–1433. 19 indexed citations

19.

Peters, Wilma & R. A. J. Warren. (1968). Phenolic acids and iron transport in Bacillus subtilis. Biochimica et Biophysica Acta (BBA) - General Subjects. 165(2). 225–232. 35 indexed citations

20.

Tomlinson, N. & R. A. J. Warren. (1960). LINGCOD MUSCLE PHOSPHOMONOESTERASES: I. ACID PHOSPHATASES THAT HYDROLYZEp-NITROPHENYL PHOSPHATE. Canadian Journal of Biochemistry and Physiology. 38(6). 605–612. 5 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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