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D-Index & Metrics

Biology and Biochemistry

D-Index
63
Citations
12201
World Ranking
10373
National Ranking
750

Klaus Jann 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 Klaus Jann sits on this spectrum.

47–56 publications: 8 scientists 57–66 publications: 35 scientists 67–76 publications: 106 scientists 77–86 publications: 231 scientists 87–96 publications: 414 scientists 97–106 publications: 546 scientists 107–116 publications: 704 scientists 117–126 publications: 849 scientists 127–136 publications: 980 scientists 137–146 publications: 942 scientists 147–156 publications: 969 scientists 157–166 publications: 950 scientists 167–176 publications: 951 scientists 177–186 publications: 915 scientists 187–196 publications: 787 scientists 197–206 publications: 841 scientists 207–216 publications: 735 scientists 217–226 publications: 709 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: 418 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: 197 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: 60 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 scientists 997–1,006 publications: 5 scientists 1,007–1,016 publications: 2 scientists 1,017–1,026 publications: 2 scientists 1,027 publications: 1 scientists 1,028+ publications: 100 scientists
47 publications 1,028+

This scientist: 212 publications — 54th percentile

54% of scientists in this discipline score the same or lower.

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

Klaus Jann 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 Klaus Jann sits on this spectrum.

40–41 D-Index: 80 scientists 42–43 D-Index: 183 scientists 44–45 D-Index: 317 scientists 46–47 D-Index: 504 scientists 48–49 D-Index: 718 scientists 50–51 D-Index: 900 scientists 52–53 D-Index: 1,026 scientists 54–55 D-Index: 1,150 scientists 56–57 D-Index: 1,236 scientists 58–59 D-Index: 1,253 scientists 60–61 D-Index: 1,163 scientists 62–63 D-Index: 1,131 scientists 64–65 D-Index: 1,032 scientists 66–67 D-Index: 897 scientists 68–69 D-Index: 814 scientists 70–71 D-Index: 715 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: 72 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 D-Index 167+

This scientist: 63 D-Index — 49th percentile

49% of scientists in this discipline score the same or lower.

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

Overview

Klaus Jann is affiliated with the Max Planck Society in Germany, a prominent research organization known for its contributions across various scientific disciplines. Their academic profile shows engagement primarily through this association.

Although there is no available data on their recent papers, co-authors, or publication venues, Klaus Jann's work is positioned within the framework of the Max Planck Society, which often emphasizes interdisciplinary research and foundational scientific inquiry.

The absence of listed main fields, subfields, and specific topics of study does not diminish the fact that Klaus Jann is recognized within a well-established research institution, implying involvement in advanced scientific investigation.

No records of book publications or awards have been indicated, focusing the profile strictly on their institutional affiliation.

Best Publications

  • The structure of the capsular polysaccharide (K5 antigen) of urinary-tract-infective Escherichia coli 010:K5:H4. A polymer similar to desulfo-heparin.

    Willie F. Vann;M. Alexander Schmidt;Barbara Jann;Klaus Jann

  • Heterogeneity of lipopolysaccharides. Analysis of polysaccharide chain lengths by sodium dodecylsulfate-polyacrylamide gel electrophoresis.

    Barbara Jann;Konrad Reske;Klaus Jann

  • Isolation and characterization of the alpha-sialyl-beta-2,3-galactosyl-specific adhesin from fimbriated Escherichia coli.

    Thomas Moch;Heinz Hoschutzky;Jorg Hacker;Klaus-D. Kroncke

  • Chemistry and immunochemistry of bacterial lipopolysaccharides as cell wall antigens and endotoxins.

    Otto Westphal;Klaus Jann;Karl Himmelspach

  • Polysaccharide Antigens of Escherichia coli

    Klaus Jann;Barbara Jann

  • Structure and serological characteristics of the capsular K4 antigen of Escherichia coli O5:K4:H4, a fructose-containing polysaccharide with a chondroitin backbone

    Maria-Luisa Rodriguez;Barbara Jann;Klaus Jann

  • Cell-wall lipopolysaccharide from Escherichia coli B.

    Peter Prehm;Stephan Stirm;Barbara Jann;Klaus Jann

  • Expression of the O9 polysaccharide of Escherichia coli: sequencing of the E. coli O9 rfb gene cluster, characterization of mannosyl transferases, and evidence for an ATP-binding cassette transport system.

    N Kido;V I Torgov;T Sugiyama;K Uchiya

  • Immunochemistry of R lipopolysaccharides of Escherichia coli. Different core regions in the lipopolysaccharides of O group 8.

    G. Schmidt;Barbara Jann;K. Jann

  • Phospholipid substitution of capsular (K) polysaccharide antigens from Escherichia coli causing extraintestinal infections

    M. Alexander Schmidt;K. Jann

  • Capsules of Escherichia coli, expression and biological significance.

    Klaus Jann;Barbara Jann

  • The O8 Antigen of Escherichia coli

    Konrad Reske;Klaus Jann

  • The K antigens of Escherichia coli.

    Klaus Jann;Barbara Jann

  • Immunoelectrophoretic patterns of extracts from all Escherichia coli O and K antigen test strains: correlation with pathogenicity.

    Frits ØRskov;Ida ØRskov;Barbara Jann;Klaus Jann

  • On a bacteriophage T3 and T4 receptor region within the cell wall lipopolysaccharide of escherichia coli B

    P. Prehm;B. Jann;K. Jann;G. Schmidt

  • Region 2 of the Escherichia coli K5 capsule gene cluster encoding proteins for the biosynthesis of the K5 polysaccharide.

    Chantal Petit;Gordon P. Rigg;Carlo Pazzani;Annabel Smith

  • Molecular cloning and analysis of genes for production of K5, K7, K12, and K92 capsular polysaccharides in Escherichia coli.

    I Roberts;R Mountford;N High;D Bitter-Suermann

  • Isolation and characterization of the alpha-galactosyl-1,4-beta-galactosyl-specific adhesin (P adhesin) from fimbriated Escherichia coli.

    H Hoschützky;F Lottspeich;K Jann

  • The O9 antigen of Escherichia coli. Structure of the polysaccharide chain.

    Peter Prehm;Barbara Jann;Klaus Jann

  • Chemistry and Immunochemistry of Bacterial Lipopolysaccharides as Cell Wall Antigens and Endotoxins (Part 1 of 2)

    Otto Westphal;Klaus Jann;Karl Himmelspach

Frequent Co-Authors

Ida Ørskov
Ida Ørskov Statens Serum Institut
Alexander S. Shashkov
Alexander S. Shashkov Russian Academy of Sciences
Jörg Hacker
Jörg Hacker University of Würzburg
Friedrich Lottspeich
Friedrich Lottspeich Max Planck Society
Frits Ørskov
Frits Ørskov Statens Serum Institut
Ulf Lindahl
Ulf Lindahl Uppsala University
Annamaria Naggi
Annamaria Naggi University of Brescia
Otto Westphal
Otto Westphal Max Planck Society
Timo K. Korhonen
Timo K. Korhonen University of Helsinki
Michio Ohta
Michio Ohta Nagoya University

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