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D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Microbiology 82 1056 951 1 1 237 24177
Medicine 86 14163 13337 2 2 283 26243

Richard A. Adegbola publications per year

The chart shows the history of publications by Richard A. Adegbola between 1982 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Richard A. Adegbola published across 44 years, from 1982 to 2025, averaging 6.6 papers a year. Output peaked at 26 publications in 2011. 3 of the 290 publications appeared in the last two years.

No. of publications
5 10 15 20 25
Bar chart. Horizontal axis: year, 1982 to 2025. Vertical axis: number of publications, 0 to 26. Peak 26 publications in 2011. 1982: 2 publications 1983: 4 publications 1984: 2 publications 1985: 2 publications 1986: 1 publication 1987: 1 publication 1988: 0 publications 1989: 0 publications 1990: 0 publications 1991: 0 publications 1992: 0 publications 1993: 0 publications 1994: 3 publications 1995: 3 publications 1996: 5 publications 1997: 3 publications 1998: 10 publications 1999: 10 publications 2000: 6 publications 2001: 3 publications 2002: 4 publications 2003: 2 publications 2004: 6 publications 2005: 15 publications 2006: 16 publications 2007: 17 publications 2008: 19 publications 2009: 21 publications 2010: 16 publications 2011: 26 publications 2012: 18 publications 2013: 14 publications 2014: 8 publications 2015: 5 publications 2016: 6 publications 2017: 4 publications 2018: 4 publications 2019: 3 publications 2020: 7 publications 2021: 7 publications 2022: 11 publications 2023: 3 publications 2024: 1 publication 2025: 2 publications
1982 2025

290 publications in total across all disciplines

View publications per year as a table
Richard A. Adegbola: publications per year, 1982 to 2025
Year Publications
1982 2
1983 4
1984 2
1985 2
1986 1
1987 1
1988 0
1989 0
1990 0
1991 0
1992 0
1993 0
1994 3
1995 3
1996 5
1997 3
1998 10
1999 10
2000 6
2001 3
2002 4
2003 2
2004 6
2005 15
2006 16
2007 17
2008 19
2009 21
2010 16
2011 26
2012 18
2013 14
2014 8
2015 5
2016 6
2017 4
2018 4
2019 3
2020 7
2021 7
2022 11
2023 3
2024 1
2025 2
Total 290
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Richard A. Adegbola 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 Richard A. Adegbola 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, 235–244 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: 237 publications — 61st percentile

61% 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
235–244 161 237
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
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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Richard A. Adegbola 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 Richard A. Adegbola 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, 82 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: 82 D-Index — 81st percentile

81% 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 82
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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Research.com Recognitions

  • 2019 - Fellow of the African Academy of Sciences

Overview

Richard A. Adegbola is affiliated with GlaxoSmithKline in the United Kingdom and has a research focus mainly within the field of medicine, with particular attention to infectious diseases, epidemiology, microbiology, public health, environmental and occupational health, and molecular biology.

Their research covers a range of topics related to respiratory infections and vaccine studies, including:

  • Respiratory viral infections research
  • Pneumonia and respiratory infections
  • SARS-CoV-2 and COVID-19 research
  • Bacterial infections and vaccines
  • COVID-19 clinical research studies
  • Vaccine coverage and hesitancy
  • Neonatal and maternal infections

Adegbola has published extensively, with a number of papers appearing in various notable scientific journals. Recent publications include:

  • "Vaccine confidence: the keys to restoring trust" (2020) in Human Vaccines & Immunotherapeutics
  • "Pathogens Associated With Linear Growth Faltering in Children With Diarrhea and Impact of Antibiotic Treatment: The Global Enteric Multicenter Study" (2021) in The Journal of Infectious Diseases
  • "Within-host microevolution of Streptococcus pneumoniae is rapid and adaptive during natural colonisation" (2020) in Nature Communications
  • "Impact of the introduction of pneumococcal conjugate vaccination on invasive pneumococcal disease and pneumonia in The Gambia: 10 years of population-based surveillance" (2021) in The Lancet Infectious Diseases
  • "Carriage Dynamics of Pneumococcal Serotypes in Naturally Colonized Infants in a Rural African Setting During the First Year of Life" (2021) in Frontiers in Pediatrics

The researcher frequently publishes in specific venues such as:

  • PLoS ONE
  • bioRxiv (Cold Spring Harbor Laboratory)
  • The Lancet Infectious Diseases
  • Bulletin of the National Research Centre/Bulletin of the National Research Center
  • Advances in Infectious Diseases

Collaboration is a significant part of their work, with frequent co-authors including Babatunde Lawal Salako, Rosemary Audu, Chika Onwuamah, Ayorinde Babatunde James, and Fehintola Ige.

Richard A. Adegbola was recognized as a Fellow of the African Academy of Sciences in 2019, an acknowledgment within the scientific community.

Best Publications

  • Burden and aetiology of diarrhoeal disease in infants and young children in developing countries (the Global Enteric Multicenter Study, GEMS): a prospective, case-control study.

    Karen L. Kotloff;James P. Nataro;William C. Blackwelder;Dilruba Nasrin

  • Efficacy of nine-valent pneumococcal conjugate vaccine against pneumonia and invasive pneumococcal disease in The Gambia: randomised, double-blind, placebo-controlled trial

    F. T. Cutts;S. M. A. Zaman;G. Enwere;S. Jaffar

  • Randomised trial of Haemophilus influenzae type-b tetanus protein conjugate for prevention of pneumonia and meningitis in Gambian infants

    Kim Mulholland;Stephen Hilton;Richard Adegbola;Stanley Usen

  • Cytological and Transcript Analyses Reveal Fat and Lazy Persister-Like Bacilli in Tuberculous Sputum

    Natalie J. Garton;Simon J. Waddell;Anna L Sherratt;Su Min Lee

  • Carriage of pneumococci after pneumococcal vaccination.

    Stephen K Obaro;R. A. Adegbola;W. S. Banya;B. M. Greenwood

  • Identifying Recent Adaptations in Large-Scale Genomic Data

    Shamai Aaron Grossman;Shamai Aaron Grossman;Shamai Aaron Grossman;Kristian G Andersen;Kristian G Andersen;Ilya Shlyakhter;Ilya Shlyakhter;Shervin Tabrizi;Shervin Tabrizi

  • The Global Enteric Multicenter Study (GEMS) of Diarrheal Disease in Infants and Young Children in Developing Countries: Epidemiologic and Clinical Methods of the Case/Control Study

    Karen L. Kotloff;William C. Blackwelder;Dilruba Nasrin;James P. Nataro

  • Genome-wide association analyses identifies a susceptibility locus for tuberculosis on chromosome 18q11.2.

    Thorsten Thye;Fredrik O. Vannberg;Sunny H. Wong;Ellis Owusu-Dabo

  • Association of Serotype with Risk of Death Due to Pneumococcal Pneumonia: A Meta-Analysis

    Daniel M. Weinberger;Zitta B. Harboe;Elisabeth A. M. Sanders;Moses Ndiritu

  • Shigella Isolates From the Global Enteric Multicenter Study Inform Vaccine Development

    Sofie Livio;Nancy A. Strockbine;Sandra Panchalingam;Sharon M. Tennant

  • Investigation of the risk factors for tuberculosis: a case–control study in three countries in West Africa

    C Lienhardt;K Fielding;J S Sillah;B Bah

  • Elimination of Haemophilus influenzae type b (Hib) disease from The Gambia after the introduction of routine immunisation with a Hib conjugate vaccine: a prospective study

    Richard A Adegbola;Ousman Secka;George Lahai;Nellie Lloyd-Evans

  • Progression to Active Tuberculosis, but Not Transmission, Varies by Mycobacterium tuberculosis Lineage in The Gambia

    Bouke C de Jong;Philip C Hill;Alex Aiken;Timothy Awine

  • The Burden of Cryptosporidium Diarrheal Disease among Children < 24 Months of Age in Moderate/High Mortality Regions of Sub-Saharan Africa and South Asia, Utilizing Data from the Global Enteric Multicenter Study (GEMS).

    Samba O. Sow;Khitam Muhsen;Dilruba Nasrin;William C. Blackwelder

  • Intracellular lipophilic inclusions of mycobacteria in vitro and in sputum

    Natalie J. Garton;Henriette Christensen;David E. Minnikin;Richard A. Adegbola

  • Pattern and diversity of cytokine production differentiates between Mycobacterium tuberculosis infection and disease.

    Jayne S. Sutherland;Ifedayo M. Adetifa;Philip C. Hill;Richard A. Adegbola

  • The etiology of pneumonia in malnourished and well-nourished Gambian children

    Richard Adegbola;Adegoke Falade;Benjamin Sam;Michael Aidoo

  • Carriage of Streptococcus pneumoniae and other respiratory bacterial pathogens in low and lower-middle income countries: a systematic review and meta-analysis.

    Richard A. Adegbola;Rodrigo DeAntonio;Philip C. Hill;Anna Roca

  • Large-Scale Evaluation of Enzyme-Linked Immunospot Assay and Skin Test for Diagnosis of Mycobacterium tuberculosis Infection against a Gradient of Exposure in The Gambia

    Philip C. Hill;Roger H. Brookes;Annette Fox;Katherine Fielding

  • DC-SIGN (CD209), pentraxin 3 and vitamin D receptor gene variants associate with pulmonary tuberculosis risk in West Africans.

    R Olesen;C Wejse;C Wejse;D R Velez;C Bisseye

Frequent Co-Authors

Philip C. Hill
Philip C. Hill University of Otago
Brian Greenwood
Brian Greenwood London School of Hygiene & Tropical Medicine
Martin Antonio
Martin Antonio London School of Hygiene & Tropical Medicine
Tumani Corrah
Tumani Corrah Medical Research Council
Martin O. C. Ota
Martin O. C. Ota London School of Hygiene & Tropical Medicine
Keith P. W. J. McAdam
Keith P. W. J. McAdam London School of Hygiene & Tropical Medicine
Felicity Cutts
Felicity Cutts London School of Hygiene & Tropical Medicine
Hilton Whittle
Hilton Whittle London School of Hygiene & Tropical Medicine
Robin L. Bailey
Robin L. Bailey London School of Hygiene & Tropical Medicine
Shabbar Jaffar
Shabbar Jaffar University College London

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