World's Best Scientists 2026 revealed!

D-Index & Metrics

Microbiology

D-Index
62
Citations
12709
World Ranking
2894
National Ranking
1152

Stephen K. Farrand publication distribution in Microbiology in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Microbiology in 2026. The highlighted bar marks where Stephen K. Farrand sits on this spectrum.

55–64 publications: 8 scientists 65–74 publications: 29 scientists 75–84 publications: 55 scientists 85–94 publications: 112 scientists 95–104 publications: 137 scientists 105–114 publications: 190 scientists 115–124 publications: 235 scientists 125–134 publications: 234 scientists 135–144 publications: 288 scientists 145–154 publications: 264 scientists 155–164 publications: 264 scientists 165–174 publications: 253 scientists 175–184 publications: 276 scientists 185–194 publications: 190 scientists 195–204 publications: 233 scientists 205–214 publications: 207 scientists 215–224 publications: 198 scientists 225–234 publications: 155 scientists 235–244 publications: 161 scientists 245–254 publications: 160 scientists 255–264 publications: 146 scientists 265–274 publications: 139 scientists 275–284 publications: 148 scientists 285–294 publications: 115 scientists 295–304 publications: 96 scientists 305–314 publications: 88 scientists 315–324 publications: 106 scientists 325–334 publications: 65 scientists 335–344 publications: 76 scientists 345–354 publications: 64 scientists 355–364 publications: 62 scientists 365–374 publications: 65 scientists 375–384 publications: 61 scientists 385–394 publications: 34 scientists 395–404 publications: 44 scientists 405–414 publications: 36 scientists 415–424 publications: 35 scientists 425–434 publications: 29 scientists 435–444 publications: 33 scientists 445–454 publications: 34 scientists 455–464 publications: 25 scientists 465–474 publications: 26 scientists 475–484 publications: 20 scientists 485–494 publications: 19 scientists 495–504 publications: 16 scientists 505–514 publications: 17 scientists 515–524 publications: 23 scientists 525–534 publications: 14 scientists 535–544 publications: 14 scientists 545–554 publications: 18 scientists 555–564 publications: 12 scientists 565–574 publications: 7 scientists 575–584 publications: 9 scientists 585–594 publications: 9 scientists 595–604 publications: 9 scientists 605–614 publications: 7 scientists 615–624 publications: 9 scientists 625–634 publications: 7 scientists 635–644 publications: 4 scientists 645–654 publications: 5 scientists 655–664 publications: 6 scientists 665–674 publications: 7 scientists 675–678 publications: 3 scientists 679+ publications: 99 scientists
55 publications 679+

This scientist: 144 publications — 23rd percentile

23% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 679 publications or more.

Stephen K. Farrand D-index placement in Microbiology in 2026

The chart shows the D-index (discipline H-index) distribution of Microbiology scientists ranked by Research.com in 2026. The highlighted bar marks where Stephen K. Farrand sits on this spectrum.

40 D-Index: 30 scientists 41 D-Index: 86 scientists 42 D-Index: 90 scientists 43 D-Index: 117 scientists 44 D-Index: 122 scientists 45 D-Index: 123 scientists 46 D-Index: 108 scientists 47 D-Index: 110 scientists 48 D-Index: 106 scientists 49 D-Index: 109 scientists 50 D-Index: 129 scientists 51 D-Index: 111 scientists 52 D-Index: 116 scientists 53 D-Index: 127 scientists 54 D-Index: 134 scientists 55 D-Index: 134 scientists 56 D-Index: 111 scientists 57 D-Index: 136 scientists 58 D-Index: 162 scientists 59 D-Index: 151 scientists 60 D-Index: 139 scientists 61 D-Index: 122 scientists 62 D-Index: 126 scientists 63 D-Index: 144 scientists 64 D-Index: 109 scientists 65 D-Index: 103 scientists 66 D-Index: 124 scientists 67 D-Index: 112 scientists 68 D-Index: 103 scientists 69 D-Index: 131 scientists 70 D-Index: 93 scientists 71 D-Index: 93 scientists 72 D-Index: 96 scientists 73 D-Index: 92 scientists 74 D-Index: 80 scientists 75 D-Index: 66 scientists 76 D-Index: 87 scientists 77 D-Index: 60 scientists 78 D-Index: 73 scientists 79 D-Index: 59 scientists 80 D-Index: 57 scientists 81 D-Index: 55 scientists 82 D-Index: 47 scientists 83 D-Index: 77 scientists 84 D-Index: 50 scientists 85 D-Index: 45 scientists 86 D-Index: 42 scientists 87 D-Index: 41 scientists 88 D-Index: 32 scientists 89 D-Index: 38 scientists 90 D-Index: 35 scientists 91 D-Index: 34 scientists 92 D-Index: 27 scientists 93 D-Index: 26 scientists 94 D-Index: 33 scientists 95 D-Index: 22 scientists 96 D-Index: 37 scientists 97 D-Index: 22 scientists 98 D-Index: 21 scientists 99 D-Index: 22 scientists 100 D-Index: 30 scientists 101 D-Index: 16 scientists 102 D-Index: 20 scientists 103 D-Index: 17 scientists 104 D-Index: 19 scientists 105 D-Index: 16 scientists 106 D-Index: 19 scientists 107 D-Index: 18 scientists 108 D-Index: 14 scientists 109 D-Index: 10 scientists 110 D-Index: 9 scientists 111 D-Index: 7 scientists 112 D-Index: 11 scientists 113 D-Index: 6 scientists 114 D-Index: 15 scientists 115 D-Index: 10 scientists 116 D-Index: 12 scientists 117 D-Index: 7 scientists 118 D-Index: 10 scientists 119 D-Index: 10 scientists 120 D-Index: 11 scientists 121 D-Index: 2 scientists 122 D-Index: 7 scientists 123 D-Index: 12 scientists 124 D-Index: 5 scientists 125 D-Index: 9 scientists 126 D-Index: 6 scientists 127+ D-Index: 95 scientists
40 D-Index 127+

This scientist: 62 D-Index — 49th percentile

49% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 127 D-Index or more.

Overview

Stephen K. Farrand is affiliated with the University of Illinois at Urbana-Champaign in the United States. Their academic profile includes participation in research, although specific recent papers, co-authors, and primary fields of study are not listed.

There are no records of recent published papers, book publications, or frequent publication venues associated with Stephen K. Farrand. Additionally, the dataset does not indicate any specific main topics or subfields of study related to their work.

The available information does not list any awards or recognitions received by Farrand. There is no indication of being deceased.

Best Publications

  • Detecting and characterizing N-acyl-homoserine lactone signal molecules by thin-layer chromatography

    Paul D. Shaw;Gao Ping;Sean L. Daly;Chung Cha

  • Agrobacterium tumefaciens DNA and PS8 bacteriophage DNA not detected in crown gall tumors

    Mary-Dell Chilton;Thomas C. Currier;Stephen K. Farrand;Arnold J. Bendich

  • Production of acyl-homoserine lactone quorum-sensing signals by gram-negative plant-associated bacteria

    Chung Cha;Ping Gao;Yu Ching Chen;Paul D. Shaw

  • Conjugation factor of Agrobacterium tumefaciens regulates Ti plasmid transfer by autoinduction

    Kevin R. Piper;Susanne Beck von Bodman;Stephen K. Farrand

  • The bases of crown gall tumorigenesis.

    Jun Zhu;Philippe M. Oger;Barbara Schrammeijer;Paul J. J. Hooykaas

  • Capsular polysaccharide biosynthesis and pathogenicity in Erwinia stewartii require induction by an N-acylhomoserine lactone autoinducer.

    S Beck von Bodman;S K Farrand

  • Broad-Host-Range Expression Vectors with Tightly Regulated Promoters and Their Use To Examine the Influence of TraR and TraM Expression on Ti Plasmid Quorum Sensing

    Sharik R. Khan;Jennifer M. Gaines;R. Martin Roop;Stephen K. Farrand

  • TraI, a LuxI homologue, is responsible for production of conjugation factor, the Ti plasmid N-acylhomoserine lactone autoinducer

    Ingyu Hwang;Pei-Li Li;Lianhui Zhang;Kevin R. Piper

  • Genome Sequences of Three Agrobacterium Biovars Help Elucidate the Evolution of Multichromosome Genomes in Bacteria

    Steven C. Slater;Barry S. Goldman;Brad Goodner;João C. Setubal

  • Agrobacterium is a definable genus of the family Rhizobiaceae.

    Stephen K. Farrand;Peter B. van Berkum;Philippe Oger

  • Opine catabolism and conjugal transfer of the nopaline Ti plasmid pTiC58 are coordinately regulated by a single repressor

    S Beck von Bodman;G T Hayman;S K Farrand

  • Quorum-sensing signal binding results in dimerization of TraR and its release from membranes into the cytoplasm.

    Yinping Qin;Zhao‐Qing Luo;Audra J. Smyth;Ping Gao

  • A new regulatory element modulates homoserine lactone-mediated autoinduction of Ti plasmid conjugal transfer.

    Ingyu Hwang;D. M. Cook;S. K. Farrand

  • Modification of rhizobacterial populations by engineering bacterium utilization of a novel plant-produced resource.

    Michael A. Savka;Stephen K. Farrand

  • TraG from RP4 and TraG and VirD4 from Ti Plasmids Confer Relaxosome Specificity to the Conjugal Transfer System of pTiC58

    Claire M. Hamilton;Hyewon Lee;Pei-Li Li;David M. Cook

  • Opines and Opine-Like Molecules Involved in Plant- Rhizobiaceae Interactions

    Yves Dessaux;Annik Petit;Stephen K. Farrand;Peter J. Murphy

  • High-efficiency induction of soybean hairy roots and propagation of the soybean cyst nematode.

    Hyeon-Je Cho;Stephen K. Farrand;Gregory R. Noel;Jack M. Widholm

  • Quorum-sensing system of Agrobacterium plasmids: Analysis and utility

    Stephen K Farrand;Yinping Qin;Philippe Oger

  • Construction of a derivative of Agrobacterium tumefaciens C58 that does not mutate to tetracycline resistance

    Zhao-Qing Luo;Thomas E. Clemente;Stephen K. Farrand

  • Construction of a Tra − deletion mutant of pAgK84 to safeguard the biological control of crown gall

    David A. Jones;Maarten H. Ryder;Bruce G. Clare;Stephen K. Farrand

  • Detecting and characterizing N-acyl-homoserine lactone signal molecules by thin-layer chromatography (autoinductionysignaling systemsyquorum sensingygene regulationydetection systems)

    Paul D. Shaw;Gao Ping;Sean L. Daly;C Hung Cha

  • Taxonomic Note Agrobacterium is a definable genus of the family Rhizobiaceae

    Stephen K. Farrand;Peter B. van Berkum;Philippe Oger

Frequent Co-Authors

Zhao-Qing Luo
Zhao-Qing Luo Purdue University West Lafayette
Eugene W. Nester
Eugene W. Nester University of Washington
João C. Setubal
João C. Setubal Universidade de São Paulo
Gary J. Olsen
Gary J. Olsen University of Illinois at Urbana-Champaign
Milton P. Gordon
Milton P. Gordon University of Washington
Yves Dessaux
Yves Dessaux Centre national de la recherche scientifique, CNRS
Thomas E. Clemente
Thomas E. Clemente University of Nebraska–Lincoln
Rajinder Kaul
Rajinder Kaul University of Washington
John E. Cronan
John E. Cronan University of Illinois at Urbana-Champaign
Arnold J. Bendich
Arnold J. Bendich University of Washington

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