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 79 1208 1084 33 33 388 24275
Medicine 86 14037 13217 462 451 486 29825

Jason Grebely publications per year

The chart shows the history of publications by Jason Grebely between 2005 and 2026, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Jason Grebely published across 22 years, from 2005 to 2026, averaging 23.8 papers a year. Output peaked at 60 publications in 2017. 33 of the 523 publications appeared in the last two years.

No. of publications
20 40 60
Bar chart. Horizontal axis: year, 2005 to 2026. Vertical axis: number of publications, 0 to 60. Peak 60 publications in 2017. 2005: 1 publication 2006: 3 publications 2007: 8 publications 2008: 5 publications 2009: 8 publications 2010: 11 publications 2011: 17 publications 2012: 14 publications 2013: 24 publications 2014: 25 publications 2015: 39 publications 2016: 42 publications 2017: 60 publications 2018: 42 publications 2019: 39 publications 2020: 39 publications 2021: 24 publications 2022: 28 publications 2023: 33 publications 2024: 28 publications 2025: 31 publications 2026: 2 publications
2005 2026

523 publications in total across all disciplines

View publications per year as a table
Jason Grebely: publications per year, 2005 to 2026
Year Publications
2005 1
2006 3
2007 8
2008 5
2009 8
2010 11
2011 17
2012 14
2013 24
2014 25
2015 39
2016 42
2017 60
2018 42
2019 39
2020 39
2021 24
2022 28
2023 33
2024 28
2025 31
2026 2
Total 523
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Jason Grebely 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 Jason Grebely 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, 385–394 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: 388 publications — 89th percentile

89% 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
325–334 65
335–344 76
345–354 64
355–364 62
365–374 65
375–384 61
385–394 34 388
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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Jason Grebely 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 Jason Grebely 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, 79 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: 79 D-Index — 78th percentile

78% 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 79
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
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

Jason Grebely is affiliated with the University of New South Wales in Australia and has contributed extensively to research in medicine, with particular emphasis on epidemiology and hepatology. Their work concentrates on infectious diseases and public health, addressing topics such as hepatitis C virus research, HIV and drug use, and opioid use disorder treatment.

Their recent papers include:

  • Global change in hepatitis C virus prevalence and cascade of care between 2015 and 2020: a modelling study (2022), published in The Lancet. Gastroenterology & hepatology
  • Association of Opioid Agonist Treatment With All-Cause Mortality and Specific Causes of Death Among People With Opioid Dependence (2021), published in JAMA Psychiatry
  • Epidemiology of injecting drug use, prevalence of injecting-related harm, and exposure to behavioural and environmental risks among people who inject drugs: a systematic review (2023), published in The Lancet Global Health
  • Global coverage of interventions to prevent and manage drug-related harms among people who inject drugs: a systematic review (2023), published in The Lancet Global Health
  • Agreement between self-reported illicit drug use and biological samples: a systematic review and meta-analysis (2023), published in Addiction

Frequent coauthors include Gregory J. Dore, Behzad Hajarizadeh, Carla Treloar, Evan B. Cunningham, and Louisa Degenhardt.

Jason Grebely has published prolifically in journals such as International Journal of Drug Policy, The Lancet. Gastroenterology & hepatology, Journal of Hepatology, Drug and Alcohol Review, and SSRN Electronic Journal. Their major fields of study encompass medicine with a specialization in epidemiology, hepatology, infectious diseases, public health, and economics and econometrics applied to health contexts.

The primary topics covered in their research span:

  • Hepatitis C virus research
  • HIV, drug use, and sexual risk
  • Hepatitis B virus studies
  • Liver disease diagnosis and treatment
  • Opioid use disorder treatment
  • HIV/AIDS research and interventions
  • HIV/AIDS drug development and treatment

Best Publications

  • Global prevalence and genotype distribution of hepatitis C virus infection in 2015: a modelling study

    Sarah Blach;Stefan Zeuzem;Michael Manns;Ibrahim Altraif

  • Global prevalence of injecting drug use and sociodemographic characteristics and prevalence of HIV, HBV, and HCV in people who inject drugs: a multistage systematic review

    Louisa Degenhardt;Amy Peacock;Samantha Colledge;Janni Leung

  • Epidemiology and natural history of HCV infection

    Behzad Hajarizadeh;Jason Grebely;Gregory J. Dore

  • Global statistics on alcohol, tobacco and illicit drug use: 2017 status report

    Amy Peacock;Amy Peacock;Janni Leung;Sarah Larney;Sarah Larney;Samantha Colledge

  • Global patterns of opioid use and dependence: harms to populations, interventions, and future action.

    Louisa Degenhardt;Jason Grebely;Jack Stone;Matthew Hickman

  • Hepatitis C Virus Treatment for Prevention Among People Who Inject Drugs: Modeling Treatment Scale-Up in the Age of Direct-Acting Antivirals

    Natasha K. Martin;Peter Vickerman;Jason Grebely;Margaret Hellard

  • Hepatocellular carcinoma risk following direct-acting antiviral HCV therapy: A systematic review, meta-analyses, and meta-regression

    Reem Waziry;Behzad Hajarizadeh;Jason Grebely;Janaki Amin

  • Association of Opioid Agonist Treatment With All-Cause Mortality and Specific Causes of Death Among People With Opioid Dependence: A Systematic Review and Meta-analysis.

    Thomas Santo;Brodie Clark;Matt Hickman;Jason Grebely

  • The effects of female sex, viral genotype, and IL28B genotype on spontaneous clearance of acute hepatitis C virus infection

    Jason Grebely;Kimberly A Page;Rachel Sacks-Davis;Martin Schim van der Loeff

  • Restrictions for Medicaid Reimbursement of Sofosbuvir for the Treatment of Hepatitis C Virus Infection in the United States.

    Soumitri Barua;Robert Greenwald;Jason Grebely;Gregory J. Dore

  • Global, regional, and country-level coverage of interventions to prevent and manage HIV and hepatitis C among people who inject drugs: a systematic review

    Sarah Larney;Amy Peacock;Janni Leung;Samantha Colledge

  • Elbasvir-Grazoprevir to Treat Hepatitis C Virus Infection in Persons Receiving Opioid Agonist Therapy: A Randomized Trial

    Gregory J. Dore;Frederick Altice;Alain H. Litwin;Olav Dalgard

  • Treatment of Hepatitis C virus infection among people who are actively injecting drugs: a systematic review and meta-analysis

    Esther J Aspinall;Stephen Corson;Joseph S Doyle;Joseph S Doyle;Joseph S Doyle;Jason Grebely

  • Global prevalence, cascade of care, and prophylaxis coverage of hepatitis B in 2022: a modelling study

    Unknown

  • Sofosbuvir and velpatasvir for hepatitis C virus infection in people with recent injection drug use (SIMPLIFY): an open-label, single-arm, phase 4, multicentre trial.

    Jason Grebely;Olav Dalgard;Brian Conway;Evan B Cunningham

  • Hepatitis C virus clearance, reinfection, and persistence, with insights from studies of injecting drug users: towards a vaccine

    Jason Grebely;Maria Prins;Margaret Hellard;Andrea L Cox

  • Global, regional, and country-level estimates of hepatitis C infection among people who have recently injected drugs

    Jason Grebely;Sarah Larney;Amy Peacock;Samantha Colledge

  • Epidemiology of injecting drug use, prevalence of injecting-related harm, and exposure to behavioural and environmental risks among people who inject drugs: a systematic review.

    Unknown

  • Potential role for interleukin-28B genotype in treatment decision-making in recent hepatitis C virus infection.

    Jason Grebely;Kathy Petoumenos;Margaret Hellard;Margaret Hellard;Gail V. Matthews;Gail V. Matthews

  • Barriers associated with the treatment of hepatitis C virus infection among illicit drug users

    Jason Grebely;Jason Grebely;Krista A. Genoway;Krista A. Genoway;Jesse D. Raffa;Gurbir Dhadwal

  • Direct-acting antiviral treatment for hepatitis C among people who use or inject drugs: a systematic review and meta-analysis

    Behzad Hajarizadeh;Evan B Cunningham;Hannah Reid;Matthew Law

  • Recommendations for the Management of Hepatitis C Virus Infection Among People Who Inject Drugs

    Geert Robaeys;Geert Robaeys;Jason Grebely;Stefan Mauss;Philip Bruggmann

Frequent Co-Authors

Gregory J. Dore
Gregory J. Dore University of New South Wales
Margaret Hellard
Margaret Hellard Burnet Institute
Gail V. Matthews
Gail V. Matthews University of New South Wales
Andrew R. Lloyd
Andrew R. Lloyd University of New South Wales
Janaki Amin
Janaki Amin Macquarie University
Louisa Degenhardt
Louisa Degenhardt University of New South Wales
Matthew Hickman
Matthew Hickman University of Bristol
Lisa Maher
Lisa Maher University of New South Wales
Peter Vickerman
Peter Vickerman University of Bristol
Mel Krajden
Mel Krajden University of British Columbia

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Related Online Degrees & Career Pathways

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For aspiring healthcare professionals, various medical programs online open doors to careers in nursing, allied health, and public health without the constraints of on-campus attendance. These programs cater to diverse interests within the medical field and offer more accessibility for working students.

Public health remains a vital area of focus linked closely with microbiology. Students looking for more accessible options can consider online mph programs easy to get into, designed to equip learners with the knowledge needed to influence community health policies and practices.

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