World's Best Scientists 2026 revealed!

D-Index & Metrics

Biology and Biochemistry

D-Index
54
Citations
13789
World Ranking
15451
National Ranking
6449

Research.com Recognitions

  • 2012 - Fellow of the American Association for the Advancement of Science (AAAS)
  • 2011 - Fellow of the American Phytopathological Society

Overview

James R. Alfano is affiliated with the University of Nebraska-Lincoln in the United States. Their research primarily falls within the field of Agricultural and Biological Sciences, with a focus on Plant Science, Agronomy and Crop Science, and Molecular Biology. A smaller portion of their publications relates to Urology.

The scientist's work covers several main topics including:

  • Legume Nitrogen Fixing Symbiosis
  • Plant-Microbe Interactions and Immunity
  • Nematode management and characterization studies
  • Plant Pathogenic Bacteria Studies
  • Agronomic Practices and Intercropping Systems
  • Plant pathogens and resistance mechanisms
  • Photosynthetic Processes and Mechanisms

Frequent co-authors include Michael Meier, Martha Lopez-Guerrero, Joshua R. Herr, James C. Schnable, and Jinliang Yang, each having collaborated on multiple occasions.

James R. Alfano has published in several venues with a repeated presence in:

  • bioRxiv (Cold Spring Harbor Laboratory)
  • New Phytologist
  • eLife
  • Applied and Environmental Microbiology
  • Phytopathology Research

Recent representative publications include:

  • A phytobacterial TIR domain effector manipulates NAD + to promote virulence, 2021, New Phytologist
  • Association analyses of host genetics, root-colonizing microbes, and plant phenotypes under different nitrogen conditions in maize, 2022, eLife
  • Rhizosphere Microbiomes in a Historical Maize-Soybean Rotation System Respond to Host Species and Nitrogen Fertilization at the Genus and Subgenus Levels, 2021, Applied and Environmental Microbiology
  • A Xanthomonas oryzae type III effector XopL causes cell death through mediating ferredoxin degradation in Nicotiana benthamiana, 2020, Phytopathology Research
  • Rhizosphere Microbiomes in a Historical Maize/Soybean Rotation System respond to Host Species and Nitrogen Fertilization at Genus and Sub-genus Levels, 2020, bioRxiv (Cold Spring Harbor Laboratory)

James R. Alfano has been recognized by professional societies with honors including:

  • Fellow of the American Association for the Advancement of Science (AAAS), 2012
  • Fellow of the American Phytopathological Society, 2011

Best Publications

  • TYPE III SECRETION SYSTEM EFFECTOR PROTEINS: Double Agents in Bacterial Disease and Plant Defense

    James R. Alfano;Alan Collmer

  • The complete genome sequence of the Arabidopsis and tomato pathogen Pseudomonas syringae pv. tomato DC3000

    C. Robin Buell;Vinita Joardar;Magdalen Lindeberg;Jeremy Selengut

  • The type III (Hrp) secretion pathway of plant pathogenic bacteria: trafficking harpins, Avr proteins, and death.

    James R. Alfano;Alan Collmer

  • The Pseudomonas syringae Hrp pathogenicity island has a tripartite mosaic structure composed of a cluster of type III secretion genes bounded by exchangeable effector and conserved effector loci that contribute to parasitic fitness and pathogenicity in plants

    James R. Alfano;Amy O. Charkowski;Amy O. Charkowski;Wen Ling Deng;Jorge L. Badel

  • Bacterial Pathogens in Plants: Life up against the Wall.

    James R. Alfano;Alan Collmer

  • A type III effector ADP-ribosylates RNA-binding proteins and quells plant immunity

    Zheng Qing Fu;Ming Guo;Byeong Ryool Jeong;Fang Tian

  • Phytopathogen type III effector weaponry and their plant targets.

    Anna Block;Guangyong Li;Zheng Qing Fu;James R Alfano

  • Genomewide identification of Pseudomonas syringae pv. tomato DC3000 promoters controlled by the HrpL alternative sigma factor.

    Derrick E. Fouts;Robert B. Abramovitch;James R. Alfano;Angela M. Baldo

  • Genomewide identification of proteins secreted by the Hrp type III protein secretion system of Pseudomonas syringae pv. tomato DC3000.

    Tanja Petnicki-Ocwieja;David J. Schneider;Vincent C. Tam;Scott T. Chancey

  • Expression of the Pseudomonas syringae avirulence protein AvrB in plant cells alleviates its dependence on the hypersensitive response and pathogenicity (Hrp) secretion system in eliciting genotype-specific hypersensitive cell death.

    Suresh Gopalan;David W. Bauer;James R. Alfano;Amy O. Loniello

  • Identification of Pseudomonas syringae type III effectors that can suppress programmed cell death in plants and yeast

    Yashitola Jamir;Ming Guo;Hye Sook Oh;Tanja Petnicki-Ocwieja

  • The Majority of the Type III Effector Inventory of Pseudomonas syringae pv. tomato DC3000 Can Suppress Plant Immunity

    Ming Guo;Fang Tian;Yashitola Wamboldt;James R. Alfano

  • A Pseudomonas syringae pv. tomato DC3000 mutant lacking the type III effector HopQ1‐1 is able to cause disease in the model plant Nicotiana benthamiana

    Chia Fong Wei;Brian H. Kvitko;Rena Shimizu;Emerson Crabill

  • Pseudomonas syringae Hrp type III secretion system and effector proteins.

    Alan Collmer;Jorge L. Badel;Amy O. Charkowski;Wen-Ling Deng

  • Plant targets for Pseudomonas syringae type III effectors: Virulence targets or guarded decoys?

    Anna Block;James R Alfano

  • Genomic mining type III secretion system effectors in Pseudomonas syringae yields new picks for all TTSS prospectors

    Alan Collmer;Magdalen Lindeberg;Tanja Petnicki-Ocwieja;David J. Schneider

  • Pseudomonas syringae Type III Secretion System Targeting Signals and Novel Effectors Studied with a Cya Translocation Reporter

    Lisa M. Schechter;Kathy A. Roberts;Yashitola Jamir;James R. Alfano

  • The Pseudomonas syringae pv. tomato HrpW protein has domains similar to harpins and pectate lyases and can elicit the plant hypersensitive response and bind to pectate.

    Amy O. Charkowski;James R. Alfano;Gail Preston;Jing Yuan

  • The Pseudomonas syringae type III-secreted protein HopPtoD2 possesses protein tyrosine phosphatase activity and suppresses programmed cell death in plants.

    Avelina Espinosa;Ming Guo;Vincent C. Tam;Zheng Qing Fu

  • GacA, the response regulator of a two-component system, acts as a master regulator in Pseudomonas syringae pv. tomato DC3000 by controlling regulatory RNA, transcriptional activators, and alternate sigma factors.

    Asita Chatterjee;Yaya Cui;Hailian Yang;Alan Collmer

Frequent Co-Authors

Alan Collmer
Alan Collmer Cornell University
Amy O. Charkowski
Amy O. Charkowski Colorado State University
Dorothee Staiger
Dorothee Staiger Bielefeld University
Gregory B. Martin
Gregory B. Martin Boyce Thompson Institute
Sheng Yang He
Sheng Yang He Howard Hughes Medical Institute
Jianmin Zhou
Jianmin Zhou Chinese Academy of Sciences
Gail M. Preston
Gail M. Preston University of Oxford
Libo Shan
Libo Shan Texas A&M University
C. Robin Buell
C. Robin Buell University of Georgia
Ian T. Paulsen
Ian T. Paulsen Macquarie University

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