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D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Biology and Biochemistry 74 5656 5212 2681 2403 236 17804

Martin F. Flajnik publications per year

The chart shows the history of publications by Martin F. Flajnik between 1979 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Martin F. Flajnik published across 47 years, from 1979 to 2025, averaging 5.2 papers a year. Output peaked at 12 publications in 2014. 11 of the 246 publications appeared in the last two years.

No. of publications
5 10
Bar chart. Horizontal axis: year, 1979 to 2025. Vertical axis: number of publications, 0 to 12. Peak 12 publications in 2014. 1979: 1 publication 1980: 0 publications 1981: 0 publications 1982: 0 publications 1983: 0 publications 1984: 2 publications 1985: 7 publications 1986: 3 publications 1987: 3 publications 1988: 1 publication 1989: 4 publications 1990: 4 publications 1991: 6 publications 1992: 2 publications 1993: 6 publications 1994: 6 publications 1995: 6 publications 1996: 7 publications 1997: 11 publications 1998: 7 publications 1999: 5 publications 2000: 6 publications 2001: 6 publications 2002: 11 publications 2003: 7 publications 2004: 9 publications 2005: 6 publications 2006: 8 publications 2007: 4 publications 2008: 2 publications 2009: 2 publications 2010: 11 publications 2011: 9 publications 2012: 7 publications 2013: 4 publications 2014: 12 publications 2015: 3 publications 2016: 9 publications 2017: 5 publications 2018: 7 publications 2019: 6 publications 2020: 6 publications 2021: 5 publications 2022: 1 publication 2023: 8 publications 2024: 5 publications 2025: 6 publications
1979 2025

246 publications in total across all disciplines

View publications per year as a table
Martin F. Flajnik: publications per year, 1979 to 2025
Year Publications
1979 1
1980 0
1981 0
1982 0
1983 0
1984 2
1985 7
1986 3
1987 3
1988 1
1989 4
1990 4
1991 6
1992 2
1993 6
1994 6
1995 6
1996 7
1997 11
1998 7
1999 5
2000 6
2001 6
2002 11
2003 7
2004 9
2005 6
2006 8
2007 4
2008 2
2009 2
2010 11
2011 9
2012 7
2013 4
2014 12
2015 3
2016 9
2017 5
2018 7
2019 6
2020 6
2021 5
2022 1
2023 8
2024 5
2025 6
Total 246
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Martin F. Flajnik publications per year - data summary

  • Martin F. Flajnik, a Biology and Biochemistry scholar from University of Maryland, Baltimore, has 246 publications recorded across 47 years, from 1979 to 2025.
  • The oldest publication on record dates to 1979 and the most recent to 2025.
  • The most productive year is 2014, with 12 publications.
  • The least productive years with any output are 1979, 1988 and 2022, with 1 publication each.
  • 4 of the 47 years in the span carry no publications at all (1980, 1981, 1982 and 1983).
  • The rate of publication averages 5.2 papers per year over the whole span, or 5.7 per year counting only the 43 years with at least one publication.
  • The last 5 years on the chart (2021-2025) hold 25 publications, 10% of the career total.
  • Split into equal eras - 1979-1994: 45 publications (2.8 per year); 1995-2010: 108 publications (6.8 per year); 2011-2025: 93 publications (6.2 per year).
  • Comparing the opening and closing eras, the overall trend of publication is rising.

Martin F. Flajnik publication distribution in Biology and Biochemistry in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Biology and Biochemistry in 2026. The highlighted bar marks where Martin F. Flajnik sits on this spectrum.

No. of scientists
200 400 600 800
Bar chart with 100 bars. Horizontal axis: publications, 47–56 to 1,028+. Vertical axis: number of scientists, 0 to 980. Most scientists, 980, have 127–136 publications. The last bar groups every scientist with 1,028 publications or more. The highlighted bar, 227–236 publications, is where this scientist sits. 47–56 publications: 8 scientists 57–66 publications: 35 scientists 67–76 publications: 106 scientists 77–86 publications: 231 scientists 87–96 publications: 413 scientists 97–106 publications: 546 scientists 107–116 publications: 704 scientists 117–126 publications: 848 scientists 127–136 publications: 980 scientists 137–146 publications: 942 scientists 147–156 publications: 969 scientists 157–166 publications: 949 scientists 167–176 publications: 951 scientists 177–186 publications: 915 scientists 187–196 publications: 787 scientists 197–206 publications: 840 scientists 207–216 publications: 733 scientists 217–226 publications: 708 scientists 227–236 publications: 651 scientists 237–246 publications: 605 scientists 247–256 publications: 510 scientists 257–266 publications: 524 scientists 267–276 publications: 434 scientists 277–286 publications: 417 scientists 287–296 publications: 350 scientists 297–306 publications: 363 scientists 307–316 publications: 315 scientists 317–326 publications: 296 scientists 327–336 publications: 261 scientists 337–346 publications: 240 scientists 347–356 publications: 219 scientists 357–366 publications: 196 scientists 367–376 publications: 154 scientists 377–386 publications: 161 scientists 387–396 publications: 155 scientists 397–406 publications: 145 scientists 407–416 publications: 124 scientists 417–426 publications: 112 scientists 427–436 publications: 132 scientists 437–446 publications: 116 scientists 447–456 publications: 99 scientists 457–466 publications: 81 scientists 467–476 publications: 91 scientists 477–486 publications: 80 scientists 487–496 publications: 80 scientists 497–506 publications: 59 scientists 507–516 publications: 36 scientists 517–526 publications: 46 scientists 527–536 publications: 54 scientists 537–546 publications: 44 scientists 547–556 publications: 43 scientists 557–566 publications: 43 scientists 567–576 publications: 42 scientists 577–586 publications: 25 scientists 587–596 publications: 34 scientists 597–606 publications: 23 scientists 607–616 publications: 33 scientists 617–626 publications: 31 scientists 627–636 publications: 27 scientists 637–646 publications: 25 scientists 647–656 publications: 28 scientists 657–666 publications: 34 scientists 667–676 publications: 18 scientists 677–686 publications: 16 scientists 687–696 publications: 10 scientists 697–706 publications: 12 scientists 707–716 publications: 21 scientists 717–726 publications: 12 scientists 727–736 publications: 12 scientists 737–746 publications: 10 scientists 747–756 publications: 7 scientists 757–766 publications: 13 scientists 767–776 publications: 15 scientists 777–786 publications: 13 scientists 787–796 publications: 9 scientists 797–806 publications: 9 scientists 807–816 publications: 7 scientists 817–826 publications: 4 scientists 827–836 publications: 9 scientists 837–846 publications: 7 scientists 847–856 publications: 3 scientists 857–866 publications: 5 scientists 867–876 publications: 5 scientists 877–886 publications: 11 scientists 887–896 publications: 3 scientists 897–906 publications: 4 scientists 907–916 publications: 7 scientists 917–926 publications: 5 scientists 927–936 publications: 6 scientists 937–946 publications: 6 scientists 947–956 publications: 3 scientists 957–966 publications: 7 scientists 967–976 publications: 2 scientists 977–986 publications: 2 scientists 987–996 publications: 1 scientist 997–1,006 publications: 5 scientists 1,007–1,016 publications: 2 scientists 1,017–1,026 publications: 2 scientists 1,027 publications: 1 scientist 1,028+ publications: 100 scientists
47–56 publications 1,028+

This scientist: 236 publications — 63rd percentile

63% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 1,028 publications or more.

View publications distribution as a table
Number of Biology and Biochemistry scientists by publication count, Research.com 2026 ranking edition. Based on 19,587 ranked scientists.
Publications Scientists This scientist
47–56 8
57–66 35
67–76 106
77–86 231
87–96 413
97–106 546
107–116 704
117–126 848
127–136 980
137–146 942
147–156 969
157–166 949
167–176 951
177–186 915
187–196 787
197–206 840
207–216 733
217–226 708
227–236 651 236
237–246 605
247–256 510
257–266 524
267–276 434
277–286 417
287–296 350
297–306 363
307–316 315
317–326 296
327–336 261
337–346 240
347–356 219
357–366 196
367–376 154
377–386 161
387–396 155
397–406 145
407–416 124
417–426 112
427–436 132
437–446 116
447–456 99
457–466 81
467–476 91
477–486 80
487–496 80
497–506 59
507–516 36
517–526 46
527–536 54
537–546 44
547–556 43
557–566 43
567–576 42
577–586 25
587–596 34
597–606 23
607–616 33
617–626 31
627–636 27
637–646 25
647–656 28
657–666 34
667–676 18
677–686 16
687–696 10
697–706 12
707–716 21
717–726 12
727–736 12
737–746 10
747–756 7
757–766 13
767–776 15
777–786 13
787–796 9
797–806 9
807–816 7
817–826 4
827–836 9
837–846 7
847–856 3
857–866 5
867–876 5
877–886 11
887–896 3
897–906 4
907–916 7
917–926 5
927–936 6
937–946 6
947–956 3
957–966 7
967–976 2
977–986 2
987–996 1
997–1,006 5
1,007–1,016 2
1,017–1,026 2
1,027 1
1,028+ 100
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Martin F. Flajnik publication distribution in Biology and Biochemistry in 2026 - data summary

  • The chart plots the publication count of all 19,587 Biology and Biochemistry scientists ranked by Research.com in 2026, grouped into 100 ranges running from 47–56 to 1,028+ publications.
  • Martin F. Flajnik, a Biology and Biochemistry scholar from University of Maryland, Baltimore, records 236 publications - the 63rd percentile of the discipline.
  • 63% of ranked Biology and Biochemistry scientists score the same or lower than Martin F. Flajnik, and about 37% score higher.
  • The median of the discipline falls in the 197–206 publications range, and Martin F. Flajnik ranks above the median.
  • The most crowded range is 127–136 publications, holding 980 scientists (5% of the field).
  • 77% of the field sits in the lowest quarter of the value range (up to 287–296 publications), so the distribution is heavily right-skewed and high scores are rare.
  • The final bar has no upper bound: it groups every scientist with 1,028 publications or more, 100 scientists in all (<1% of the field).

Martin F. Flajnik D-index placement in Biology and Biochemistry in 2026

The chart shows the D-index (discipline H-index) distribution of Biology and Biochemistry scientists ranked by Research.com in 2026. The highlighted bar marks where Martin F. Flajnik sits on this spectrum.

No. of scientists
250 500 750 1,000 1,250
Bar chart with 65 bars. Horizontal axis: D-Index, 40–41 to 167+. Vertical axis: number of scientists, 0 to 1,253. Most scientists, 1,253, have 58–59 D-Index. The last bar groups every scientist with 167 D-Index or more. The highlighted bar, 74–75 D-Index, is where this scientist sits. 40–41 D-Index: 80 scientists 42–43 D-Index: 183 scientists 44–45 D-Index: 316 scientists 46–47 D-Index: 504 scientists 48–49 D-Index: 718 scientists 50–51 D-Index: 899 scientists 52–53 D-Index: 1,025 scientists 54–55 D-Index: 1,149 scientists 56–57 D-Index: 1,235 scientists 58–59 D-Index: 1,253 scientists 60–61 D-Index: 1,162 scientists 62–63 D-Index: 1,130 scientists 64–65 D-Index: 1,031 scientists 66–67 D-Index: 897 scientists 68–69 D-Index: 814 scientists 70–71 D-Index: 714 scientists 72–73 D-Index: 709 scientists 74–75 D-Index: 596 scientists 76–77 D-Index: 512 scientists 78–79 D-Index: 473 scientists 80–81 D-Index: 412 scientists 82–83 D-Index: 373 scientists 84–85 D-Index: 358 scientists 86–87 D-Index: 285 scientists 88–89 D-Index: 273 scientists 90–91 D-Index: 227 scientists 92–93 D-Index: 208 scientists 94–95 D-Index: 193 scientists 96–97 D-Index: 153 scientists 98–99 D-Index: 157 scientists 100–101 D-Index: 148 scientists 102–103 D-Index: 120 scientists 104–105 D-Index: 113 scientists 106–107 D-Index: 100 scientists 108–109 D-Index: 86 scientists 110–111 D-Index: 67 scientists 112–113 D-Index: 71 scientists 114–115 D-Index: 73 scientists 116–117 D-Index: 64 scientists 118–119 D-Index: 53 scientists 120–121 D-Index: 60 scientists 122–123 D-Index: 54 scientists 124–125 D-Index: 43 scientists 126–127 D-Index: 38 scientists 128–129 D-Index: 49 scientists 130–131 D-Index: 26 scientists 132–133 D-Index: 18 scientists 134–135 D-Index: 23 scientists 136–137 D-Index: 32 scientists 138–139 D-Index: 32 scientists 140–141 D-Index: 27 scientists 142–143 D-Index: 19 scientists 144–145 D-Index: 22 scientists 146–147 D-Index: 12 scientists 148–149 D-Index: 16 scientists 150–151 D-Index: 14 scientists 152–153 D-Index: 10 scientists 154–155 D-Index: 13 scientists 156–157 D-Index: 10 scientists 158–159 D-Index: 7 scientists 160–161 D-Index: 9 scientists 162–163 D-Index: 13 scientists 164–165 D-Index: 4 scientists 166 D-Index: 4 scientists 167+ D-Index: 98 scientists
40–41 D-Index 167+

This scientist: 74 D-Index — 72nd percentile

72% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 167 D-Index or more.

View D-Index distribution as a table
Number of Biology and Biochemistry scientists by D-index, Research.com 2026 ranking edition. Based on 19,587 ranked scientists.
D-Index Scientists This scientist
40–41 80
42–43 183
44–45 316
46–47 504
48–49 718
50–51 899
52–53 1,025
54–55 1,149
56–57 1,235
58–59 1,253
60–61 1,162
62–63 1,130
64–65 1,031
66–67 897
68–69 814
70–71 714
72–73 709
74–75 596 74
76–77 512
78–79 473
80–81 412
82–83 373
84–85 358
86–87 285
88–89 273
90–91 227
92–93 208
94–95 193
96–97 153
98–99 157
100–101 148
102–103 120
104–105 113
106–107 100
108–109 86
110–111 67
112–113 71
114–115 73
116–117 64
118–119 53
120–121 60
122–123 54
124–125 43
126–127 38
128–129 49
130–131 26
132–133 18
134–135 23
136–137 32
138–139 32
140–141 27
142–143 19
144–145 22
146–147 12
148–149 16
150–151 14
152–153 10
154–155 13
156–157 10
158–159 7
160–161 9
162–163 13
164–165 4
166 4
167+ 98
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Martin F. Flajnik D-index placement in Biology and Biochemistry in 2026 - data summary

  • The chart plots the discipline H-index (D-index) of all 19,587 Biology and Biochemistry scientists ranked by Research.com in 2026, grouped into 65 ranges running from 40–41 to 167+ D-Index.
  • Martin F. Flajnik, a Biology and Biochemistry scholar from University of Maryland, Baltimore, records 74 D-Index - the 72nd percentile of the discipline.
  • 72% of ranked Biology and Biochemistry scientists score the same or lower than Martin F. Flajnik, and about 28% score higher.
  • The median of the discipline falls in the 64–65 D-Index range, and Martin F. Flajnik ranks above the median.
  • The most crowded range is 58–59 D-Index, holding 1,253 scientists (6% of the field).
  • 71% of the field sits in the lowest quarter of the value range (up to 72–73 D-Index), so the distribution is heavily right-skewed and high scores are rare.
  • The final bar has no upper bound: it groups every scientist with 167 D-Index or more, 98 scientists in all (<1% of the field).

Overview

Martin F. Flajnik is affiliated with the University of Maryland, Baltimore in the United States. Their research primarily contributes to the field of Immunology and Microbiology, with over 40 publications. Their work spans several related subfields, including Immunology, Molecular Biology, Immunology and Allergy, Radiology, Nuclear Medicine and Imaging, and Nephrology.

Their scientific inquiries focus on various topics in immunology, particularly:

  • T-cell and B-cell Immunology
  • Immune Cell Function and Interaction
  • Aquaculture disease management and microbiota
  • Invertebrate Immune Response Mechanisms
  • Immune Response and Inflammation
  • Cell Adhesion Molecules Research
  • Galectins and Cancer Biology

Frequent publication venues where Martin F. Flajnik has contributed include:

  • Immunogenetics
  • The Journal of Immunology
  • European Journal of Immunology
  • Molecular Immunology
  • Frontiers in Immunology

Among their recent published works are:

  • "An Ancestral Major Histocompatibility Complex Organization in Cartilaginous Fish: Reconstructing MHC Origin and Evolution" (2023), published in Molecular Biology and Evolution
  • "From IgZ to IgT: A Call for a Common Nomenclature for Immunoglobulin Heavy Chain Genes of Ray-Finned Fish" (2021), published in Zebrafish
  • "An Ancient, MHC-Linked, Nonclassical Class I Lineage in Cartilaginous Fish" (2020), published in The Journal of Immunology
  • "Lost structural and functional inter-relationships between Ig and TCR loci in mammals revealed in sharks" (2021), published in Immunogenetics
  • "Identification of the Fc-alpha/mu receptor in Xenopus provides insight into the emergence of the poly-Ig receptor (pIgR) and mucosal Ig transport" (2021), published in European Journal of Immunology

Martin F. Flajnik collaborates frequently with several coauthors, including:

  • Yuko Ohta
  • Ana Veríssimo
  • Tereza Almeida
  • Michael F. Criscitiello
  • Antonio Muñoz-Mérida

Best Publications

  • Origin and evolution of the adaptive immune system: genetic events and selective pressures

    Martin F. Flajnik;Masanori Kasahara

  • Genome evolution in the allotetraploid frog Xenopus laevis

    Adam M. Session;Adam M. Session;Yoshinobu Uno;Taejoon Kwon;Taejoon Kwon;Jarrod A. Chapman

  • A new antigen receptor gene family that undergoes rearrangement and extensive somatic diversification in sharks

    Greenberg As;Avila D;Hughes M;Hughes A

  • Elephant shark genome provides unique insights into gnathostome evolution

    Byrappa Venkatesh;Byrappa Venkatesh;Alison P. Lee;Vydianathan Ravi;Ashish K. Maurya

  • Comparative analyses of immunoglobulin genes: surprises and portents.

    Martin F. Flajnik

  • Comparative genomics of the MHC: glimpses into the evolution of the adaptive immune system.

    Martin F. Flajnik;Masanori Kasahara

  • Evolution of innate and adaptive immunity: can we draw a line?

    Martin F. Flajnik;Louis Du Pasquier

  • Crystal Structure of a Shark Single-Domain Antibody V Region in Complex with Lysozyme

    Robyn L. Stanfield;Helen Dooley;Martin F. Flajnik;Ian A. Wilson

  • THE IMMUNE SYSTEM OF XENOPUS

    L Du Pasquier;J Schwager;M F Flajnik

  • Structural analysis of the nurse shark (new) antigen receptor (NAR): molecular convergence of NAR and unusual mammalian immunoglobulins.

    K H Roux;A S Greenberg;L Greene;L Strelets

  • A cold-blooded view of adaptive immunity.

    Martin F. Flajnik

  • The Translesion DNA Polymerase ζ Plays a Major Role in Ig and bcl-6 Somatic Hypermutation

    Hong Zan;Atsumasa Komori;Zongdong Li;Andrea Cerutti

  • IgD, like IgM, is a primordial immunoglobulin class perpetuated in most jawed vertebrates

    Yuko Ohta;Martin Flajnik

  • Selection and characterization of naturally occurring single-domain (IgNAR) antibody fragments from immunized sharks by phage display

    H. Dooley;M. F. Flajnik;Andrew Justin Radcliffe Porter

  • Antibody repertoire development in cartilaginous fish

    H. Dooley;M.F. Flajnik

  • Primitive synteny of vertebrate major histocompatibility complex class I and class II genes.

    Yuko Ohta;Kazuhiko Okamura;E. Churchill McKinney;Simona Bartl

  • Evolutionary conservation of MHC class I and class II molecules--different yet the same.

    Jim Kaufman;Jan Salomonsen;Martin Flajnik

  • A Case Of Convergence: Why Did a Simple Alternative to Canonical Antibodies Arise in Sharks and Camels?

    Martin F. Flajnik;Nick Deschacht;Serge Muyldermans

  • Shark immunity bites back: affinity maturation and memory response in the nurse shark, Ginglymostoma cirratum

    Helen Dooley;Martin F Flajnik

  • Decreased Frequency of Somatic Hypermutation and Impaired Affinity Maturation but Intact Germinal Center Formation in Mice Expressing Antisense RNA to DNA Polymerase ζ

    Marilyn Diaz;Laurent K. Verkoczy;Martin F. Flajnik;Norman R. Klinman

Frequent Co-Authors

Masanori Kasahara
Masanori Kasahara Hokkaido University
Louis Du Pasquier
Louis Du Pasquier University of Basel
Andrew S. Greenberg
Andrew S. Greenberg Tufts University
Masaru Nonaka
Masaru Nonaka University of Tokyo
James C. Kaufman
James C. Kaufman University of Connecticut
Byrappa Venkatesh
Byrappa Venkatesh Agency for Science, Technology and Research
Tomas Marques-Bonet
Tomas Marques-Bonet Pompeu Fabra University
Wesley C. Warren
Wesley C. Warren University of Missouri
Thomas Boehm
Thomas Boehm Max Planck Society
Robyn L. Stanfield
Robyn L. Stanfield Scripps Research Institute

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