Alan Collmer

19.7k total citations · 4 hit papers
144 papers, 14.1k citations indexed

About

Alan Collmer is a scholar working on Plant Science, Molecular Biology and Cell Biology. According to data from OpenAlex, Alan Collmer has authored 144 papers receiving a total of 14.1k indexed citations (citations by other indexed papers that have themselves been cited), including 140 papers in Plant Science, 14 papers in Molecular Biology and 13 papers in Cell Biology. Recurrent topics in Alan Collmer's work include Plant Pathogenic Bacteria Studies (123 papers), Plant-Microbe Interactions and Immunity (114 papers) and Legume Nitrogen Fixing Symbiosis (71 papers). Alan Collmer is often cited by papers focused on Plant Pathogenic Bacteria Studies (123 papers), Plant-Microbe Interactions and Immunity (114 papers) and Legume Nitrogen Fixing Symbiosis (71 papers). Alan Collmer collaborates with scholars based in United States, United Kingdom and Russia. Alan Collmer's co-authors include James R. Alfano, Jorge E. Galán, Sheng Yang He, Magdalen Lindeberg, N. T. Keen, Jeffrey L. Ried, David W. Bauer, David J. Schneider, Brian H. Kvitko and Sébastien Cunnac and has published in prestigious journals such as Science, Cell and Proceedings of the National Academy of Sciences.

In The Last Decade

Alan Collmer

144 papers receiving 13.7k citations

Hit Papers

Type III Secretion Machin... 1986 2026 1999 2012 1999 1986 1992 2004 250 500 750 1000
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.

  1. Type III Secretion Machines: Bacterial Devices for Protein Delivery into Host Cells
    1999 1.0k citations Alan Collmer et al. profile →
  2. The Role of Pectic Enzymes in Plant Pathogenesis
    1986 708 citations Alan Collmer et al. profile →
  3. Harpin, Elicitor of the Hypersensitive Response Produced by the Plant Pathogen Erwinia amylovora
    1992 632 citations Alan Collmer et al. profile →
  4. TYPE III SECRETION SYSTEM EFFECTOR PROTEINS: Double Agents in Bacterial Disease and Plant Defense
    2004 605 citations James R. Alfano, Alan Collmer profile →

Author Peers

Peers are selected by citation overlap in the author's most active subfields. citations · hero ref

Author Last Decade Papers Cites
Alan Collmer 12.0k 2.6k 1.1k 1.0k 971 144 14.1k
Ian K. Toth 6.0k 0.5× 2.2k 0.9× 317 0.3× 1.6k 1.5× 608 0.6× 113 8.0k
Vitaly Citovsky 10.9k 0.9× 7.7k 2.9× 476 0.4× 682 0.7× 854 0.9× 179 13.8k
Stéphane Genin 7.0k 0.6× 1.5k 0.6× 475 0.4× 726 0.7× 616 0.6× 90 8.2k
Leighton Pritchard 3.3k 0.3× 2.0k 0.8× 353 0.3× 755 0.7× 392 0.4× 73 5.4k
Gary D. Foster 8.0k 0.7× 3.0k 1.1× 336 0.3× 2.2k 2.2× 983 1.0× 143 10.3k
Stephen K. Farrand 3.4k 0.3× 5.1k 2.0× 1.9k 1.7× 205 0.2× 777 0.8× 110 6.9k
Paul J. J. Hooykaas 10.4k 0.9× 11.0k 4.2× 784 0.7× 853 0.8× 422 0.4× 198 14.7k
Klaus Geider 3.8k 0.3× 2.3k 0.9× 1.0k 0.9× 1.3k 1.3× 297 0.3× 191 6.1k
Clarence I. Kado 4.0k 0.3× 4.6k 1.8× 1.5k 1.4× 299 0.3× 1.4k 1.5× 167 8.8k
Masashi Mori 2.5k 0.2× 2.6k 1.0× 414 0.4× 255 0.2× 450 0.5× 100 4.9k

Countries citing papers authored by Alan Collmer

Since Specialization
Citations

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

Fields of papers citing papers by Alan Collmer

Since Specialization
Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Alan Collmer. 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 Alan Collmer. The network helps show where Alan Collmer may publish in the future.

Co-authorship network of co-authors of Alan Collmer

This figure shows the co-authorship network connecting the top 25 collaborators of Alan Collmer. A scholar is included among the top collaborators of Alan Collmer 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 Alan Collmer. Alan Collmer is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

20 of 20 papers shown
1.
2.
Roberts, R. H., Samantha Mainiero, Adrian F. Powell, et al.. (2019). Natural variation for unusual host responses and flagellin‐mediated immunity against Pseudomonas syringae in genetically diverse tomato accessions. New Phytologist. 223(1). 447–461. 24 indexed citations
3.
Hatsugai, Noriyuki, Daisuke Igarashi, Keisuke Mase, et al.. (2017). A plant effector‐triggered immunity signaling sector is inhibited by pattern‐triggered immunity. The EMBO Journal. 36(18). 2758–2769. 69 indexed citations
4.
Wei, Hai‐Lei, Suma Chakravarthy, Johannes Mathieu, et al.. (2015). Pseudomonas syringae pv. tomato DC3000 Type III Secretion Effector Polymutants Reveal an Interplay between HopAD1 and AvrPtoB. Cell Host & Microbe. 17(6). 752–762. 95 indexed citations
5.
Bao, Zhongmeng, Paul Stodghill, Christopher R. Myers, et al.. (2014). Genomic Plasticity Enables Phenotypic Variation of Pseudomonas syringae pv. tomato DC3000. PLoS ONE. 9(2). e86628–e86628. 11 indexed citations
6.
Nguyen, Hanh, Suma Chakravarthy, André C. Velásquez, et al.. (2010). Methods to Study PAMP-Triggered Immunity Using Tomato andNicotiana benthamiana. Molecular Plant-Microbe Interactions. 23(8). 991–999. 163 indexed citations
7.
Oh, Hye-Sook, Duck Hwan Park, & Alan Collmer. (2010). Components of the Pseudomonas syringae Type III Secretion System Can Suppress and May Elicit Plant Innate Immunity. Molecular Plant-Microbe Interactions. 23(6). 727–739. 61 indexed citations
8.
Lindeberg, Magdalen, Sébastien Cunnac, & Alan Collmer. (2009). The evolution of Pseudomonas syringae host specificity and type III effector repertoires. Molecular Plant Pathology. 10(6). 767–775. 80 indexed citations
9.
Kvitko, Brian H., Duck Hwan Park, André C. Velásquez, et al.. (2009). Deletions in the Repertoire of Pseudomonas syringae pv. tomato DC3000 Type III Secretion Effector Genes Reveal Functional Overlap among Effectors. PLoS Pathogens. 5(4). e1000388–e1000388. 215 indexed citations
10.
Lindeberg, Magdalen, Christopher R. Myers, Alan Collmer, & David J. Schneider. (2008). Roadmap to New Virulence Determinants in Pseudomonas syringae: Insights from Comparative Genomics and Genome Organization. Molecular Plant-Microbe Interactions. 21(6). 685–700. 91 indexed citations
11.
Lindeberg, Magdalen, Samuel W. Cartinhour, Christopher R. Myers, et al.. (2006). Closing the Circle on the Discovery of Genes Encoding Hrp Regulon Members and Type III Secretion System Effectors in the Genomes of Three Model Pseudomonas syringae Strains. Molecular Plant-Microbe Interactions. 19(11). 1151–1158. 127 indexed citations
12.
Ferreira, Adriana, Christopher R. Myers, Jeffrey S. Gordon, et al.. (2006). Whole-Genome Expression Profiling Defines the HrpL Regulon of Pseudomonas syringae pv. tomato DC3000, Allows de novo Reconstruction of the Hrp cis Element, and Identifies Novel Coregulated Genes. Molecular Plant-Microbe Interactions. 19(11). 1167–1179. 95 indexed citations
13.
Schechter, Lisa M., et al.. (2006). Multiple Approaches to a Complete Inventory of Pseudomonas syringae pv. tomato DC3000 Type III Secretion System Effector Proteins. Molecular Plant-Microbe Interactions. 19(11). 1180–1192. 100 indexed citations
14.
Joardar, Vinita, Magdalen Lindeberg, David J. Schneider, Alan Collmer, & C. Robin Buell. (2005). Lineage‐specific regions in Pseudomonas syringae pv tomato DC3000. Molecular Plant Pathology. 6(1). 53–64. 12 indexed citations
15.
Fouts, Derrick E., Jorge L. Badel, Adela R. Ramos, Ryan A. Rapp, & Alan Collmer. (2003). A Pseudomonas syringae pv. tomato DC3000 Hrp (Type III Secretion) Deletion Mutant Expressing the Hrp System of Bean Pathogen P. syringae pv. syringae 61 Retains Normal Host Specificity for Tomato. Molecular Plant-Microbe Interactions. 16(1). 43–52. 37 indexed citations
16.
17.
Charkowski, Amy O., et al.. (1998). Pseudomonas syringae pv.tomatoのHrpW蛋白質は,ハルピンとペクチン酸リアーゼに類似のドメインを持ち,植物の過敏感反応の誘導能とペクチン酸との結合能を持つ. Journal of Bacteriology. 180(19). 5211–5217. 1 indexed citations
18.
Preston, Gail M., Hsiou-Chen Huang, & Alan Collmer. (1995). The HrpZ proteins of Pseudomonas syringae pvs syringae, glycinea and tomato are encoded by operons containing Yersinia YSC homologs and exhibit similar elicitor activity. Phytopathology. 85(10). 1159. 2 indexed citations
19.
Hutcheson, Steven W. & Alan Collmer. (1990). Tnphoa tagging of pseudomonas syringae pathovar syringae hrp genes encoding potentially exported proteins. Phytopathology. 80(10). 984. 5 indexed citations
20.
Ried, Jeffrey L. & Alan Collmer. (1987). Construction and analysis of an erwinia chrysanthemi mutant containing deletions in the pel genes encoding all of the major pectate lyase isozymes. Phytopathology. 77(12). 1719. 3 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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