World's Best Scientists 2026 revealed!

D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Microbiology 94 550 487 255 211 320 54661
Medicine 94 10252 9623 5272 4871 336 54828

James Versalovic publications per year

The chart shows the history of publications by James Versalovic between 1988 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. James Versalovic published across 38 years, from 1988 to 2025, averaging 9.2 papers a year. Output peaked at 25 publications in 2016. 6 of the 349 publications appeared in the last two years.

No. of publications
5 10 15 20 25
Bar chart. Horizontal axis: year, 1988 to 2025. Vertical axis: number of publications, 0 to 25. Peak 25 publications in 2016. 1988: 1 publication 1989: 0 publications 1990: 0 publications 1991: 3 publications 1992: 3 publications 1993: 5 publications 1994: 3 publications 1995: 6 publications 1996: 3 publications 1997: 5 publications 1998: 5 publications 1999: 1 publication 2000: 2 publications 2001: 4 publications 2002: 5 publications 2003: 6 publications 2004: 3 publications 2005: 6 publications 2006: 7 publications 2007: 8 publications 2008: 20 publications 2009: 15 publications 2010: 5 publications 2011: 16 publications 2012: 16 publications 2013: 16 publications 2014: 20 publications 2015: 19 publications 2016: 25 publications 2017: 23 publications 2018: 15 publications 2019: 20 publications 2020: 24 publications 2021: 23 publications 2022: 7 publications 2023: 3 publications 2024: 2 publications 2025: 4 publications
1988 2025

349 publications in total across all disciplines

View publications per year as a table
James Versalovic: publications per year, 1988 to 2025
Year Publications
1988 1
1989 0
1990 0
1991 3
1992 3
1993 5
1994 3
1995 6
1996 3
1997 5
1998 5
1999 1
2000 2
2001 4
2002 5
2003 6
2004 3
2005 6
2006 7
2007 8
2008 20
2009 15
2010 5
2011 16
2012 16
2013 16
2014 20
2015 19
2016 25
2017 23
2018 15
2019 20
2020 24
2021 23
2022 7
2023 3
2024 2
2025 4
Total 349
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James Versalovic 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 James Versalovic sits on this spectrum.

No. of scientists
50 100 150 200 250
Bar chart with 64 bars. Horizontal axis: publications, 55–64 to 679+. Vertical axis: number of scientists, 0 to 288. Most scientists, 288, have 135–144 publications. The last bar groups every scientist with 679 publications or more. The highlighted bar, 315–324 publications, is where this scientist sits. 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: 265 scientists 155–164 publications: 264 scientists 165–174 publications: 253 scientists 175–184 publications: 276 scientists 185–194 publications: 190 scientists 195–204 publications: 234 scientists 205–214 publications: 208 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
55–64 publications 679+

This scientist: 320 publications — 81st percentile

81% of scientists in this discipline score the same or lower.

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

View publications distribution as a table
Number of Microbiology scientists by publication count, Research.com 2026 ranking edition. Based on 5,513 ranked scientists.
Publications Scientists This scientist
55–64 8
65–74 29
75–84 55
85–94 112
95–104 137
105–114 190
115–124 235
125–134 234
135–144 288
145–154 265
155–164 264
165–174 253
175–184 276
185–194 190
195–204 234
205–214 208
215–224 198
225–234 155
235–244 161
245–254 160
255–264 146
265–274 139
275–284 148
285–294 115
295–304 96
305–314 88
315–324 106 320
325–334 65
335–344 76
345–354 64
355–364 62
365–374 65
375–384 61
385–394 34
395–404 44
405–414 36
415–424 35
425–434 29
435–444 33
445–454 34
455–464 25
465–474 26
475–484 20
485–494 19
495–504 16
505–514 17
515–524 23
525–534 14
535–544 14
545–554 18
555–564 12
565–574 7
575–584 9
585–594 9
595–604 9
605–614 7
615–624 9
625–634 7
635–644 4
645–654 5
655–664 6
665–674 7
675–678 3
679+ 99
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James Versalovic 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 James Versalovic sits on this spectrum.

No. of scientists
50 100 150
Bar chart with 88 bars. Horizontal axis: D-Index, 40 to 127+. Vertical axis: number of scientists, 0 to 162. Most scientists, 162, have 58 D-Index. The last bar groups every scientist with 127 D-Index or more. The highlighted bar, 94 D-Index, is where this scientist sits. 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: 112 scientists 57 D-Index: 136 scientists 58 D-Index: 162 scientists 59 D-Index: 151 scientists 60 D-Index: 139 scientists 61 D-Index: 123 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: 94 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: 94 D-Index — 90th percentile

90% of scientists in this discipline score the same or lower.

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

View D-Index distribution as a table
Number of Microbiology scientists by D-index, Research.com 2026 ranking edition. Based on 5,513 ranked scientists.
D-Index Scientists This scientist
40 30
41 86
42 90
43 117
44 122
45 123
46 108
47 110
48 106
49 109
50 129
51 111
52 116
53 127
54 134
55 134
56 112
57 136
58 162
59 151
60 139
61 123
62 126
63 144
64 109
65 103
66 124
67 112
68 103
69 131
70 94
71 93
72 96
73 92
74 80
75 66
76 87
77 60
78 73
79 59
80 57
81 55
82 47
83 77
84 50
85 45
86 42
87 41
88 32
89 38
90 35
91 34
92 27
93 26
94 33 94
95 22
96 37
97 22
98 21
99 22
100 30
101 16
102 20
103 17
104 19
105 16
106 19
107 18
108 14
109 10
110 9
111 7
112 11
113 6
114 15
115 10
116 12
117 7
118 10
119 10
120 11
121 2
122 7
123 12
124 5
125 9
126 6
127+ 95
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Overview

James Versalovic is affiliated with Baylor College of Medicine in the United States. Their research spans multiple fields of study including Medicine and Biochemistry, Genetics and Molecular Biology, with a strong focus on subfields such as Molecular Biology, Infectious Diseases, Food Science, Epidemiology, and Surgery.

The scientist's primary research topics consolidate around gut microbiota and health, probiotics and fermented foods, Clostridium difficile and Clostridium perfringens research, gastrointestinal motility and disorders, Helicobacter pylori-related gastroenterology studies, SARS-CoV-2 and COVID-19 research, as well as diet and metabolism studies.

James Versalovic has published extensively in venues such as Gastroenterology, Inflammatory Bowel Diseases, The FASEB Journal, bioRxiv (Cold Spring Harbor Laboratory), and Cellular and Molecular Gastroenterology and Hepatology.

  • Fusobacterium nucleatum Secretes Outer Membrane Vesicles and Promotes Intestinal Inflammation (2021, mBio)
  • Healthy Human Gastrointestinal Microbiome: Composition and Function After a Decade of Exploration (2020, Digestive Diseases and Sciences)
  • Human-Derived Bifidobacterium dentium Modulates the Mammalian Serotonergic System and Gut-Brain Axis (2020, Cellular and Molecular Gastroenterology and Hepatology)
  • Maternal diet alters human milk oligosaccharide composition with implications for the milk metagenome (2020, Scientific Reports)
  • Bacteroides ovatus colonization influences the abundance of intestinal short chain fatty acids and neurotransmitters (2022, iScience)

Frequent collaborators include Melinda A. Engevik, Wenly Ruan, Heather A. Danhof, Joseph M. Hyser, and Kristen A. Engevik.

Best Publications

  • Structure, function and diversity of the healthy human microbiome

    Curtis Huttenhower;Curtis Huttenhower;Dirk Gevers;Rob Knight;Rob Knight;Sahar Abubucker

  • The Placenta Harbors a Unique Microbiome

    Kjersti Aagaard;Jun Ma;Kathleen M. Antony;Radhika Ganu

  • A framework for human microbiome research

    Barbara A. Methé;Karen E. Nelson;Mihai Pop;Heather H. Creasy

  • Genomic fingerprinting of bacteria using repetitive sequence-based polymerase chain reaction

    James Versalovic;M. Schneider;F. J. De Bruijn;J. R. Lupski

  • Effects of probiotics on gut microbiota: mechanisms of intestinal immunomodulation and neuromodulation:

    Peera Hemarajata;James Versalovic

  • Defining a Healthy Human Gut Microbiome: Current Concepts, Future Directions, and Clinical Applications

    Fredrik Bäckhed;Claire M. Fraser;Yehuda Ringel;Mary Ellen Sanders

  • Towards standards for human fecal sample processing in metagenomic studies

    Paul I. Costea;Georg Zeller;Shinichi Sunagawa;Eric Pelletier;Eric Pelletier

  • Three-year surveillance of community-acquired Staphylococcus aureus infections in children

    Sheldon L. Kaplan;Kristina G. Hulten;Blanca E. Gonzalez;Wendy A. Hammerman

  • A metagenomic approach to characterization of the vaginal microbiome signature in pregnancy.

    Kjersti Aagaard;Kevin Riehle;Jun Ma;Nicola Segata

  • Gastrointestinal Microbiome Signatures of Pediatric Patients With Irritable Bowel Syndrome

    Delphine M. Saulnier;Delphine M. Saulnier;Kevin Riehle;Toni–Ann Mistretta;Toni–Ann Mistretta;Maria–Alejandra Diaz;Maria–Alejandra Diaz

  • Metagenomic Pyrosequencing and Microbial Identification

    Joseph F. Petrosino;Sarah Highlander;Ruth Ann Luna;Ruth Ann Luna;Richard A. Gibbs

  • Intestinal dysbiosis in preterm infants preceding necrotizing enterocolitis: a systematic review and meta-analysis

    Mohan Pammi;Julia Cope;Phillip I. Tarr;Barbara B. Warner

  • Mutations in 23S rRNA are associated with clarithromycin resistance in Helicobacter pylori.

    J Versalovic;D Shortridge;K Kibler;M V Griffy

  • Targeting the human microbiome with antibiotics, probiotics, and prebiotics: gastroenterology enters the metagenomics era.

    Geoffrey A. Preidis;James Versalovic

  • Compositional and Functional Features of the Gastrointestinal Microbiome and Their Effects on Human Health

    Emily B. Hollister;Emily B. Hollister;Chunxu Gao;James Versalovic;James Versalovic

  • Human Microbiome in Health and Disease

    Kathryn J. Pflughoeft;James Versalovic

  • Probiotic Lactobacillus reuteri biofilms produce antimicrobial and anti-inflammatory factors

    Sara E Jones;Sara E Jones;James Versalovic;James Versalovic

  • Histamine Derived from Probiotic Lactobacillus reuteri Suppresses TNF via Modulation of PKA and ERK Signaling

    Carissa M. Thomas;Teresa Hong;Jan Peter van Pijkeren;Peera Hemarajata

  • Probiotics-host communication: Modulation of signaling pathways in the intestine.

    Carissa M. Thomas;James Versalovic

  • Microbial DNA Typing by Automated Repetitive-Sequence-Based PCR

    Mimi Healy;Joe Huong;Traci Bittner;Maricel Lising

Frequent Co-Authors

Joseph F. Petrosino
Joseph F. Petrosino Baylor College of Medicine
Tor C. Savidge
Tor C. Savidge Baylor College of Medicine
James R. Lupski
James R. Lupski Baylor College of Medicine
Jun Ma
Jun Ma Sun Yat-sen University
Jun Ma
Jun Ma University of Pennsylvania
Sridevi Devaraj
Sridevi Devaraj Baylor College of Medicine
Robert A. Britton
Robert A. Britton Simon Fraser University
Richard A. Gibbs
Richard A. Gibbs Baylor College of Medicine
Aleksandar Milosavljevic
Aleksandar Milosavljevic Baylor College of Medicine
Donna M. Muzny
Donna M. Muzny Baylor College of Medicine

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