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D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Microbiology 64 2643 2420 1067 947 387 12543

Henry J. Kaplan publications per year

The chart shows the history of publications by Henry J. Kaplan between 1955 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Henry J. Kaplan published across 71 years, from 1955 to 2025, averaging 8.3 papers a year. Output peaked at 70 publications in 2009. 6 of the 586 publications appeared in the last two years.

No. of publications
20 40 60
Bar chart. Horizontal axis: year, 1955 to 2025. Vertical axis: number of publications, 0 to 70. Peak 70 publications in 2009. 1955: 1 publication 1956: 0 publications 1957: 3 publications 1958: 0 publications 1959: 0 publications 1960: 0 publications 1961: 1 publication 1962: 0 publications 1963: 0 publications 1964: 0 publications 1965: 0 publications 1966: 0 publications 1967: 0 publications 1968: 0 publications 1969: 0 publications 1970: 0 publications 1971: 0 publications 1972: 0 publications 1973: 0 publications 1974: 0 publications 1975: 7 publications 1976: 0 publications 1977: 2 publications 1978: 4 publications 1979: 3 publications 1980: 4 publications 1981: 3 publications 1982: 3 publications 1983: 4 publications 1984: 3 publications 1985: 0 publications 1986: 4 publications 1987: 9 publications 1988: 7 publications 1989: 7 publications 1990: 1 publication 1991: 4 publications 1992: 3 publications 1993: 5 publications 1994: 4 publications 1995: 8 publications 1996: 6 publications 1997: 5 publications 1998: 6 publications 1999: 6 publications 2000: 4 publications 2001: 5 publications 2002: 5 publications 2003: 29 publications 2004: 14 publications 2005: 23 publications 2006: 32 publications 2007: 30 publications 2008: 26 publications 2009: 70 publications 2010: 20 publications 2011: 27 publications 2012: 23 publications 2013: 19 publications 2014: 17 publications 2015: 17 publications 2016: 11 publications 2017: 13 publications 2018: 13 publications 2019: 15 publications 2020: 8 publications 2021: 37 publications 2022: 4 publications 2023: 5 publications 2024: 4 publications 2025: 2 publications
1955 2025

586 publications in total across all disciplines

View publications per year as a table
Henry J. Kaplan: publications per year, 1955 to 2025
Year Publications
1955 1
1956 0
1957 3
1958 0
1959 0
1960 0
1961 1
1962 0
1963 0
1964 0
1965 0
1966 0
1967 0
1968 0
1969 0
1970 0
1971 0
1972 0
1973 0
1974 0
1975 7
1976 0
1977 2
1978 4
1979 3
1980 4
1981 3
1982 3
1983 4
1984 3
1985 0
1986 4
1987 9
1988 7
1989 7
1990 1
1991 4
1992 3
1993 5
1994 4
1995 8
1996 6
1997 5
1998 6
1999 6
2000 4
2001 5
2002 5
2003 29
2004 14
2005 23
2006 32
2007 30
2008 26
2009 70
2010 20
2011 27
2012 23
2013 19
2014 17
2015 17
2016 11
2017 13
2018 13
2019 15
2020 8
2021 37
2022 4
2023 5
2024 4
2025 2
Total 586
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Henry J. Kaplan 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 Henry J. Kaplan 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: 387 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 34 387
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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Henry J. Kaplan 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 Henry J. Kaplan 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, 64 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: 64 D-Index — 54th percentile

54% 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 64
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
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

  • 1951 - Fellow of the American Association for the Advancement of Science (AAAS)

Overview

Henry J. Kaplan is affiliated with the University of Louisville in the United States and has a significant body of research focusing on Medicine, Biochemistry, Genetics and Molecular Biology, and Immunology and Microbiology. Their research contributions include detailed studies within the subfields of Ophthalmology, Immunology, Molecular Biology, Physiology, and Rheumatology.

Kaplan's work often addresses key topics such as ocular diseases and Behçet's syndrome, adenosine and purinergic signaling, systemic lupus erythematosus research, immune cell function and interaction, retinal development and disorders, retinal and optic conditions, and cytomegalovirus and herpesvirus research.

Recent papers authored by Kaplan showcase participation in cutting-edge research across several biomedical areas:

  • Engineering adeno-associated viral vectors to evade innate immune and inflammatory responses, 2021, Science Translational Medicine
  • Short chain fatty acids inhibit endotoxin-induced uveitis and inflammatory responses of retinal astrocytes, 2021, Experimental Eye Research
  • Studies of involvement of G-protein coupled receptor-3 in cannabidiol effects on inflammatory responses of mouse primary astrocytes and microglia, 2021, PLoS ONE
  • Zeb1 promotes corneal neovascularization by regulation of vascular endothelial cell proliferation, 2020, Communications Biology
  • Sphere-induced reprogramming of RPE cells into dual-potential RPE stem-like cells, 2020, EBioMedicine

Frequent collaborators in Kaplan's research include Deming Sun, Hui Shao, Yongqing Liu, Douglas C. Dean, and Xiaoqin Lu.

Their published research is regularly featured in a variety of scientific journals, with multiple contributions appearing in The Journal of Immunology and Translational Vision Science & Technology. Other notable venues include Cell Reports, Current Research in Immunology, and Biomolecules.

Kaplan's ongoing exploration in the intersection of immunology and ophthalmology informs numerous investigations into inflammatory responses, viral vector engineering, and stem cell biology as it relates to retinal and optic conditions.

Kaplan was recognized as a Fellow of the American Association for the Advancement of Science (AAAS) in 1951.

Best Publications

  • Role of Complement and Complement Membrane Attack Complex in Laser-Induced Choroidal Neovascularization

    Puran S. Bora;Jeong Hyeon Sohn;Jose M.C. Cruz;Purushottam Jha

  • A Controlled Retrospective Study of Ganciclovir Treatment for Cytomegalovirus Retinopathy: Use of a Standardized System for the Assessment of Disease Outcome

    Gary N. Holland;William C. Buhles;Barbara Mastre;Henry J. Kaplan

  • Epithelial-mesenchymal transition and proliferation of retinal pigment epithelial cells initiated upon loss of cell-cell contact.

    Shigeo Tamiya;LanHsin Liu;Henry J. Kaplan

  • Differential expression of the complement regulatory proteins in the human eye.

    N S Bora;C L Gobleman;J P Atkinson;J S Pepose

  • Analysis of clonal CD8+ T cell expansions in normal individuals and patients with rheumatoid arthritis.

    J E Fitzgerald;N S Ricalton;A C Meyer;S G West

  • Oxidative stress and the regulation of complement activation in human glaucoma.

    Gülgün Tezel;Xiangjun Yang;Cheng Luo;Angela D. Kain

  • Tolerance is dependent on complement C3 fragment iC3b binding to antigen-presenting cells

    Jeong Hyeon Sohn;Puran S. Bora;Hye Jung Suk;Hector Molina

  • The role of glia, mitochondria, and the immune system in glaucoma.

    Gülgün Tezel;Tamir Ben-Hur;Gary E. Gibson;Beth Stevens

  • Immune response to immunization via the anterior chamber of the eye. I. F. lymphocyte-induced immune deviation.

    Unknown

  • Fas ligand (CD95 ligand) controls angiogenesis beneath the retina.

    Henry J. Kaplan;Marc A. Leibole;Tongalp Tezel;Thomas A. Ferguson

  • Generation of an inbred miniature pig model of retinitis pigmentosa.

    Jason W. Ross;Juan P. Fernandez de Castro;Jianguo Zhao;Melissa Samuel

  • Engineering adeno-associated viral vectors to evade innate immune and inflammatory responses.

    Ying Kai Chan;Ying Kai Chan;Sean K. Wang;Colin J. Chu;David A. Copland

  • Behavioral and anatomical abnormalities in a sodium iodate-induced model of retinal pigment epithelium degeneration.

    Volker Enzmann;Barry W. Row;Yasuyuki Yamauchi;Leila Kheirandish

  • Role of epithelial-mesenchymal transition in proliferative vitreoretinopathy.

    Shigeo Tamiya;Henry J. Kaplan

  • Chronic low level complement activation within the eye is controlled by intraocular complement regulatory proteins.

    Jeong-Hyeon Sohn;Henry J. Kaplan;Hye-Jung Suk;Puran S. Bora

  • Human Photoreceptor Transplantation in Retinitis Pigmentosa: A Safety Study

    Henry J. Kaplan;Tongalp H. Tezel;Adam S. Berger;Mitchel L. Wolf

  • A Randomized, Controlled Study of Intravenous Ganciclovir Therapy for Cytomegalovirus Peripheral Retinitis in Patients with AIDS

    Stephen A. Spector;Thomas Weingeist;Richard B. Pollard;Douglas T. Dieterich

  • Complement activation via alternative pathway is critical in the development of laser-induced choroidal neovascularization: role of factor B and factor H.

    Nalini S. Bora;Sankaranarayanan Kaliappan;Purushottam Jha;Qin Xu

  • Characterization of IL-17+ interphotoreceptor retinoid-binding protein-specific T cells in experimental autoimmune uveitis.

    Yong Peng;Gencheng Han;Hui Shao;Yali Wang

  • Major Role of γδ T Cells in the Generation of IL-17+ Uveitogenic T Cells

    Yan Cui;Hui Shao;Chen Lan;Hong Nian

  • Reengineering of aged Bruch's membrane to enhance retinal pigment epithelium repopulation.

    Tongalp H. Tezel;Lucian V. Del Priore;Henry J. Kaplan

  • Posterior vitreous detachment with dispase.

    Tongalp H. Tezel;Lucian V. Del Priore;Henry J. Kaplan

  • Fate of human retinal pigment epithelial cells seeded onto layers of human Bruch's membrane.

    T H Tezel;H J Kaplan;L V Del Priore

  • PRIMARY RETINAL DETACHMENT REPAIR: Comparison of 1-Year Outcomes of Four Surgical Techniques

    Shlomit Schaal;Mark P Sherman;Charles C Barr;Henry J Kaplan

Frequent Co-Authors

Douglas C. Dean
Douglas C. Dean University of Louisville
Willi K. Born
Willi K. Born University of Colorado Anschutz Medical Campus
Rebecca L. O'Brien
Rebecca L. O'Brien National Jewish Health
Jason W. Ross
Jason W. Ross Iowa State University
Thomas A. Ferguson
Thomas A. Ferguson Washington University in St. Louis
Randall S. Prather
Randall S. Prather University of Missouri
Suzanne T. Ildstad
Suzanne T. Ildstad University of Louisville
John O. Trent
John O. Trent University of Louisville
Jon B. Klein
Jon B. Klein University of Louisville
Scott R. Whittemore
Scott R. Whittemore University of Louisville

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