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D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Microbiology 70 1961 1786 829 730 230 15346

John N. Nkengasong publications per year

The chart shows the history of publications by John N. Nkengasong between 1992 and 2024, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. John N. Nkengasong published across 33 years, from 1992 to 2024, averaging 8.7 papers a year. Output peaked at 24 publications in 2020. 14 of the 288 publications appeared in the last two years.

No. of publications
5 10 15 20
Bar chart. Horizontal axis: year, 1992 to 2024. Vertical axis: number of publications, 0 to 24. Peak 24 publications in 2020. 1992: 2 publications 1993: 3 publications 1994: 6 publications 1995: 7 publications 1996: 2 publications 1997: 7 publications 1998: 11 publications 1999: 9 publications 2000: 10 publications 2001: 7 publications 2002: 8 publications 2003: 11 publications 2004: 5 publications 2005: 9 publications 2006: 3 publications 2007: 3 publications 2008: 7 publications 2009: 6 publications 2010: 14 publications 2011: 9 publications 2012: 8 publications 2013: 9 publications 2014: 9 publications 2015: 6 publications 2016: 20 publications 2017: 16 publications 2018: 10 publications 2019: 8 publications 2020: 24 publications 2021: 19 publications 2022: 6 publications 2023: 10 publications 2024: 4 publications
1992 2024

288 publications in total across all disciplines

View publications per year as a table
John N. Nkengasong: publications per year, 1992 to 2024
Year Publications
1992 2
1993 3
1994 6
1995 7
1996 2
1997 7
1998 11
1999 9
2000 10
2001 7
2002 8
2003 11
2004 5
2005 9
2006 3
2007 3
2008 7
2009 6
2010 14
2011 9
2012 8
2013 9
2014 9
2015 6
2016 20
2017 16
2018 10
2019 8
2020 24
2021 19
2022 6
2023 10
2024 4
Total 288
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John N. Nkengasong 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 John N. Nkengasong 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, 225–234 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: 230 publications — 59th percentile

59% 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
225–234 155 230
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
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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John N. Nkengasong 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 John N. Nkengasong 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, 70 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: 70 D-Index — 66th percentile

66% 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 70
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
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

John N. Nkengasong is affiliated with the Centers for Disease Control and Prevention in the United States. Their research primarily focuses on medicine, with a significant emphasis on infectious diseases, modeling and simulation, health, public health, environmental and occupational health, and economics and econometrics.

The scientist's work is concentrated on several key topics, including:

  • COVID-19 epidemiological studies
  • HIV/AIDS research and interventions
  • Viral infections and outbreaks research
  • Vaccine coverage and hesitancy
  • SARS-CoV-2 and COVID-19 research
  • COVID-19 and mental health
  • HIV/AIDS drug development and treatment

John N. Nkengasong has published in a variety of frequent venues, with multiple publications in:

  • The Lancet
  • Nature Medicine
  • Nature
  • The Lancet Infectious Diseases
  • SSRN Electronic Journal

Among their recent papers are:

  • "Serology testing in the COVID-19 pandemic response," 2020, The Lancet Infectious Diseases
  • "The first and second waves of the COVID-19 pandemic in Africa: a cross-sectional study," 2021, The Lancet
  • "Looming threat of COVID-19 infection in Africa: act collectively, and fast," 2020, The Lancet
  • "COVID-19 in Africa: the spread and response," 2020, Nature Medicine
  • "Genomic-informed pathogen surveillance in Africa: opportunities and challenges," 2021, The Lancet Infectious Diseases

Frequent collaborators of John N. Nkengasong include:

  • Sofonías K. Tessema
  • Joseph Nelson Siewe Fodjo
  • Leonard Ngarka
  • Robert Colebunders
  • Alfred K. Njamnshi

The scientist's research contributions span multiple aspects of infectious diseases and public health, including pathogen surveillance, epidemiological patterns of viral outbreaks, vaccine hesitancy, and treatment strategies for HIV/AIDS. Their work incorporates modeling and simulation approaches alongside empirical studies to address public health challenges.

Best Publications

  • Short-course oral zidovudine for prevention of mother-to-child transmission of HIV-1 in Abidjan, Côte d'Ivoire: a randomised trial

    Stefan Z Wiktor;Ehounou Ekpini;John M Karon;John Nkengasong

  • Laboratory Diagnosis of Tuberculosis in Resource-Poor Countries: Challenges and Opportunities

    Linda M. Parsons;Ákos Somoskövi;Cristina Gutierrez;Evan Lee

  • Looming threat of COVID-19 infection in Africa: act collectively, and fast

    John N Nkengasong;Wessam Mankoula

  • Serology testing in the COVID-19 pandemic response.

    Rosanna W Peeling;Catherine J Wedderburn;Catherine J Wedderburn;Patricia J Garcia;Debrah Boeras

  • The first and second waves of the COVID-19 pandemic in Africa: a cross-sectional study.

    Stephanie J Salyer;Justin Maeda;Senga Sembuche;Yenew Kebede

  • A new twenty-first century science for effective epidemic response

    Juliet Bedford;Jeremy Farrar;Chikwe Ihekweazu;Gagandeep Kang

  • The puzzle of HIV-1 subtypes in Africa

    Wouter Janssens;Anne Buvé;John N. Nkengasong

  • Detection of recent HIV-1 infection using a new limiting-antigen avidity assay: potential for HIV-1 incidence estimates and avidity maturation studies.

    Yen T. Duong;Maofeng Qiu;Anindya K. De;Keisha Jackson

  • Genetic diversity of HIV in Africa: impact on diagnosis treatment vaccine development and trials.

    Martine Peeters;Coumba Toure-Kane;John N Nkengasong

  • Cutting edge: resistance to HIV-1 infection among African female sex workers is associated with inhibitory KIR in the absence of their HLA ligands.

    Wim Jennes;Sonja Verheyden;Christian Demanet;Christiane A. Adjé-Touré

  • COVID-19 in Africa: the spread and response.

    Marguerite Massinga Loembé;Akhona Tshangela;Stephanie J Salyer;Jay K Varma

  • The World Health Organization African Region Laboratory Accreditation Process Improving the Quality of Laboratory Systems in the African Region

    Guy-Michel Gershy-Damet;Philip Rotz;David Cross;El Hadj Belabbes

  • Breast-feeding and Transmission of HIV-1.

    Grace John-Stewart;Dorothy Mbori-Ngacha;Rene Ekpini;Edward N. Janoff

  • A year of genomic surveillance reveals how the SARS-CoV-2 pandemic unfolded in Africa.

    Eduan Wilkinson;Eduan Wilkinson;Marta Giovanetti;Marta Giovanetti;Houriiyah Tegally;James E. San

  • Protease sequences from HIV-1 group M subtypes A-H reveal distinct amino acid mutation patterns associated with protease resistance in protease inhibitor-naive individuals worldwide. HIV Variant Working Group.

    Danuta Pieniazek;Mark Rayfield;Dale J. Hu;John Nkengasong

  • Laboratory systems and services are critical in global health: time to end the neglect?

    John N. Nkengasong;Peter Nsubuga;Okey Nwanyanwu;Guy-Michel Gershy-Damet

  • Immunization: vital progress, unfinished agenda

    Peter Piot;Heidi J. Larson;Heidi J. Larson;Heidi J. Larson;Katherine L. O’Brien;John N’kengasong

  • Genomic-informed pathogen surveillance in Africa: opportunities and challenges.

    Seth C Inzaule;Sofonias K Tessema;Yenew Kebede;Ahmed E Ogwell Ouma

  • Virologic and immunologic outcomes and programmatic challenges of an antiretroviral treatment pilot project in Abidjan, Côte d'Ivoire.

    Gaston Djomand;Thierry Roels;Tedd Ellerbrock;Debra Hanson

  • Genotypic subtypes of HIV-1 in Cameroon.

    Nkengasong Jn;Janssens W;Heyndrickx L;Fransen K

  • Cervicovaginal secretory antibodies to human immunodeficiency virus type 1 (HIV-1) that block viral transcytosis through tight epithelial barriers in highly exposed HIV-1-seronegative African women.

    Laurent Bélec;Peter D. Ghys;Hakim Hocini;John N. Nkengasong

  • HIV-1 drug resistance emergence among breastfeeding infants born to HIV-infected mothers during a single-arm trial of triple-antiretroviral prophylaxis for prevention of mother-to-child transmission: a secondary analysis.

    Clement Zeh;Paul J. Weidle;Lillian Nafisa;Humphrey M. Lwamba

  • Genetic and Phylogenetic Analysis of env Subtypes G and H in Central Africa

    W Janssens;L Heyndrickx;K Fransen;J Motte

  • High prevalence of genotypic and phenotypic HIV-1 drug-resistant strains among patients receiving antiretroviral therapy in Abidjan, Côte d'Ivoire.

    Christiane Adjé;Rachanee Cheingsong;Thierry H. Roels;Chantal Maurice

Frequent Co-Authors

Alan E. Greenberg
Alan E. Greenberg George Washington University
Bharat Parekh
Bharat Parekh Centers for Disease Control and Prevention
Luc Kestens
Luc Kestens University of Antwerp
Rosanna W. Peeling
Rosanna W. Peeling London School of Hygiene & Tropical Medicine
Deborah L. Birx
Deborah L. Birx Centers for Disease Control and Prevention
Martine Peeters
Martine Peeters Institut de Recherche pour le Développement
Eric Delaporte
Eric Delaporte University of Montpellier
Renu B. Lal
Renu B. Lal Centers for Disease Control and Prevention
Marie Laga
Marie Laga Institute of Tropical Medicine Antwerp
Amadou A. Sall
Amadou A. Sall Institut Pasteur

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