World's Best Scientists 2026 revealed!
Niels Sandal

Niels Sandal

D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Molecular Biology 43 2951 2682 21 20 91 12069

Niels Sandal publications per year

The chart shows the history of publications by Niels Sandal between 1985 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Niels Sandal published across 41 years, from 1985 to 2025, averaging 2.4 papers a year. Output peaked at 9 publications in 2005. 3 of the 99 publications appeared in the last two years.

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

99 publications in total across all disciplines

View publications per year as a table
Niels Sandal: publications per year, 1985 to 2025
Year Publications
1985 1
1986 0
1987 4
1988 1
1989 1
1990 1
1991 2
1992 2
1993 2
1994 2
1995 0
1996 0
1997 4
1998 5
1999 0
2000 0
2001 0
2002 5
2003 5
2004 2
2005 9
2006 7
2007 1
2008 2
2009 3
2010 1
2011 1
2012 4
2013 1
2014 4
2015 2
2016 4
2017 4
2018 4
2019 3
2020 4
2021 3
2022 2
2023 0
2024 0
2025 3
Total 99
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Niels Sandal publication distribution in Molecular Biology in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Molecular Biology in 2026. The highlighted bar marks where Niels Sandal sits on this spectrum.

No. of scientists
50 100 150
Bar chart with 53 bars. Horizontal axis: publications, 47–56 to 564+. Vertical axis: number of scientists, 0 to 177. Most scientists, 177, have 117–126 publications. The last bar groups every scientist with 564 publications or more. The highlighted bar, 87–96 publications, is where this scientist sits. 47–56 publications: 7 scientists 57–66 publications: 17 scientists 67–76 publications: 65 scientists 77–86 publications: 90 scientists 87–96 publications: 125 scientists 97–106 publications: 131 scientists 107–116 publications: 162 scientists 117–126 publications: 177 scientists 127–136 publications: 158 scientists 137–146 publications: 158 scientists 147–156 publications: 146 scientists 157–166 publications: 159 scientists 167–176 publications: 131 scientists 177–186 publications: 110 scientists 187–196 publications: 112 scientists 197–206 publications: 100 scientists 207–216 publications: 89 scientists 217–226 publications: 98 scientists 227–236 publications: 74 scientists 237–246 publications: 72 scientists 247–256 publications: 63 scientists 257–266 publications: 53 scientists 267–276 publications: 54 scientists 277–286 publications: 49 scientists 287–296 publications: 52 scientists 297–306 publications: 43 scientists 307–316 publications: 46 scientists 317–326 publications: 41 scientists 327–336 publications: 42 scientists 337–346 publications: 31 scientists 347–356 publications: 28 scientists 357–366 publications: 29 scientists 367–376 publications: 26 scientists 377–386 publications: 24 scientists 387–396 publications: 24 scientists 397–406 publications: 14 scientists 407–416 publications: 13 scientists 417–426 publications: 20 scientists 427–436 publications: 12 scientists 437–446 publications: 20 scientists 447–456 publications: 11 scientists 457–466 publications: 10 scientists 467–476 publications: 14 scientists 477–486 publications: 14 scientists 487–496 publications: 10 scientists 497–506 publications: 13 scientists 507–516 publications: 13 scientists 517–526 publications: 2 scientists 527–536 publications: 4 scientists 537–546 publications: 6 scientists 547–556 publications: 8 scientists 557–563 publications: 6 scientists 564+ publications: 100 scientists
47–56 publications 564+

This scientist: 91 publications — 8th percentile

8% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 564 publications or more.

View publications distribution as a table
Number of Molecular Biology scientists by publication count, Research.com 2026 ranking edition. Based on 3,076 ranked scientists.
Publications Scientists This scientist
47–56 7
57–66 17
67–76 65
77–86 90
87–96 125 91
97–106 131
107–116 162
117–126 177
127–136 158
137–146 158
147–156 146
157–166 159
167–176 131
177–186 110
187–196 112
197–206 100
207–216 89
217–226 98
227–236 74
237–246 72
247–256 63
257–266 53
267–276 54
277–286 49
287–296 52
297–306 43
307–316 46
317–326 41
327–336 42
337–346 31
347–356 28
357–366 29
367–376 26
377–386 24
387–396 24
397–406 14
407–416 13
417–426 20
427–436 12
437–446 20
447–456 11
457–466 10
467–476 14
477–486 14
487–496 10
497–506 13
507–516 13
517–526 2
527–536 4
537–546 6
547–556 8
557–563 6
564+ 100
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Niels Sandal D-index placement in Molecular Biology in 2026

The chart shows the D-index (discipline H-index) distribution of Molecular Biology scientists ranked by Research.com in 2026. The highlighted bar marks where Niels Sandal sits on this spectrum.

No. of scientists
25 50 75 100 125
Bar chart with 54 bars. Horizontal axis: D-Index, 40–41 to 145+. Vertical axis: number of scientists, 0 to 131. Most scientists, 131, have 64–65 D-Index. The last bar groups every scientist with 145 D-Index or more. The highlighted bar, 42–43 D-Index, is where this scientist sits. 40–41 D-Index: 36 scientists 42–43 D-Index: 101 scientists 44–45 D-Index: 115 scientists 46–47 D-Index: 121 scientists 48–49 D-Index: 118 scientists 50–51 D-Index: 130 scientists 52–53 D-Index: 106 scientists 54–55 D-Index: 116 scientists 56–57 D-Index: 113 scientists 58–59 D-Index: 129 scientists 60–61 D-Index: 120 scientists 62–63 D-Index: 105 scientists 64–65 D-Index: 131 scientists 66–67 D-Index: 95 scientists 68–69 D-Index: 97 scientists 70–71 D-Index: 106 scientists 72–73 D-Index: 83 scientists 74–75 D-Index: 89 scientists 76–77 D-Index: 77 scientists 78–79 D-Index: 70 scientists 80–81 D-Index: 73 scientists 82–83 D-Index: 60 scientists 84–85 D-Index: 48 scientists 86–87 D-Index: 45 scientists 88–89 D-Index: 50 scientists 90–91 D-Index: 31 scientists 92–93 D-Index: 51 scientists 94–95 D-Index: 43 scientists 96–97 D-Index: 38 scientists 98–99 D-Index: 39 scientists 100–101 D-Index: 41 scientists 102–103 D-Index: 29 scientists 104–105 D-Index: 33 scientists 106–107 D-Index: 35 scientists 108–109 D-Index: 20 scientists 110–111 D-Index: 38 scientists 112–113 D-Index: 19 scientists 114–115 D-Index: 28 scientists 116–117 D-Index: 13 scientists 118–119 D-Index: 23 scientists 120–121 D-Index: 16 scientists 122–123 D-Index: 15 scientists 124–125 D-Index: 11 scientists 126–127 D-Index: 21 scientists 128–129 D-Index: 7 scientists 130–131 D-Index: 13 scientists 132–133 D-Index: 14 scientists 134–135 D-Index: 17 scientists 136–137 D-Index: 9 scientists 138–139 D-Index: 8 scientists 140–141 D-Index: 16 scientists 142–143 D-Index: 7 scientists 144 D-Index: 7 scientists 145+ D-Index: 100 scientists
40–41 D-Index 145+

This scientist: 43 D-Index — 4th percentile

4% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 145 D-Index or more.

View D-Index distribution as a table
Number of Molecular Biology scientists by D-index, Research.com 2026 ranking edition. Based on 3,076 ranked scientists.
D-Index Scientists This scientist
40–41 36
42–43 101 43
44–45 115
46–47 121
48–49 118
50–51 130
52–53 106
54–55 116
56–57 113
58–59 129
60–61 120
62–63 105
64–65 131
66–67 95
68–69 97
70–71 106
72–73 83
74–75 89
76–77 77
78–79 70
80–81 73
82–83 60
84–85 48
86–87 45
88–89 50
90–91 31
92–93 51
94–95 43
96–97 38
98–99 39
100–101 41
102–103 29
104–105 33
106–107 35
108–109 20
110–111 38
112–113 19
114–115 28
116–117 13
118–119 23
120–121 16
122–123 15
124–125 11
126–127 21
128–129 7
130–131 13
132–133 14
134–135 17
136–137 9
138–139 8
140–141 16
142–143 7
144 7
145+ 100
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Overview

Niels Sandal is a researcher affiliated with Aarhus University in Denmark. Their academic work primarily focuses on Agricultural and Biological Sciences, with a strong emphasis on Plant Science, Ecology, Molecular Biology, Agronomy and Crop Science, and Cell Biology.

The core topics of Sandal's research include:

  • Legume Nitrogen Fixing Symbiosis
  • Plant nutrient uptake and metabolism
  • Coastal wetland ecosystem dynamics
  • Agronomic Practices and Intercropping Systems
  • Plant Reproductive Biology
  • Hemoglobin structure and function
  • Plant Parasitism and Resistance

Sandal's recent scholarly contributions include papers published across various journals, reflecting research interests in plant molecular interactions, genetics, and ecosystem dynamics. Notable publications are:

  • Insights into the evolution of symbiosis gene copy number and distribution from a chromosome-scale Lotus japonicus Gifu genome sequence (2020, DNA Research)
  • Extreme genetic signatures of local adaptation during Lotus japonicus colonization of Japan (2020, Nature Communications)
  • A Promiscuity Locus Confers Lotus burttii Nodulation with Rhizobia from Five Different Genera (2022, Molecular Plant-Microbe Interactions)
  • Natural variation identifies a Pxy gene controlling vascular organisation and formation of nodules and lateral roots in Lotus japonicus (2021, New Phytologist)
  • Widespread and transgenerational retrotransposon activation in inter- and intraspecies recombinant inbred populations of Lotus japonicus (2022, The Plant Journal)

Sandal's collaborative network includes frequent co-authorship with the following researchers:

  • Jens Stougaard
  • Stig Uggerhøj Andersen
  • Haojie Jin
  • Shusei Sato
  • Jesús Montiel

Their work appears regularly in several publication venues, with multiple contributions to

  • bioRxiv (Cold Spring Harbor Laboratory)
  • The Plant Journal
  • Journal of Experimental Botany
  • DNA Research
  • Nature Communications

Best Publications

  • Plant recognition of symbiotic bacteria requires two LysM receptor-like kinases

    Simona Radutoiu;Lene Heegaard Madsen;Esben Bjørn Madsen;Hubert H. Felle

  • A receptor kinase gene of the LysM type is involved in legume perception of rhizobial signals.

    Esben Bjørn Madsen;Lene Heegaard Madsen;Simona Radutoiu;Magdalena Olbryt

  • A plant receptor-like kinase required for both bacterial and fungal symbiosis

    Silke Stracke;Catherine Kistner;Satoko Yoshida;Lonneke Mulder

  • Positional Cloning of a Gene for Nematode Resistance in Sugar Beet

    Daguang Cai;Michael Kleine;Sirak Kifle;Hans-Joachim Harloff

  • Shoot control of root development and nodulation is mediated by a receptor-like kinase

    Lene Krusell;Lene H. Madsen;Shusei Sato;Grégoire Aubert

  • A gain-of-function mutation in a cytokinin receptor triggers spontaneous root nodule organogenesis

    Leïla Tirichine;Niels Sandal;Lene H. Madsen;Simona Radutoiu

  • Deregulation of a Ca2+/calmodulin-dependent kinase leads to spontaneous nodule development.

    Leïla Tirichine;Haruko Imaizumi-Anraku;Satoko Yoshida;Yasuhiro Murakami

  • Receptor-mediated exopolysaccharide perception controls bacterial infection

    Y. Kawaharada;S. Kelly;M. Wibroe Nielsen;C. T. Hjuler

  • Seven Lotus japonicus genes required for transcriptional reprogramming of the root during fungal and bacterial symbiosis.

    Catherine Kistner;Thilo Winzer;Andrea Pitzschke;Lonneke Mulder

  • The sulfate transporter SST1 is crucial for symbiotic nitrogen fixation in Lotus japonicus root nodules

    Lene Krusell;Katja Krause;Thomas Ott;Guilhem Desbrosses

  • Chromosomal map of the model legume Lotus japonicus

    Andrea Pedrosa;Niels Sandal;Jens Stougaard;Dieter Schweizer

  • Symbiotic mutants deficient in nodule establishment identified after T-DNA transformation of Lotus japonicus

    L Schauser;K Handberg;N Sandal;J Stiller

  • The Sym35 Gene Required for Root Nodule Development in Pea Is an Ortholog of Nin from Lotus japonicus

    Alexey Y. Borisov;Lene H. Madsen;Viktor E. Tsyganov;Yosuke Umehara

  • Cytokinin Induction of Root Nodule Primordia in Lotus japonicus Is Regulated by a Mechanism Operating in the Root Cortex

    Anne Birgitte Heckmann;Niels Sandal;Anita Søndergaard Bek;Lene Heegaard Madsen

  • Rearrangement of Actin Cytoskeleton Mediates Invasion of Lotus japonicus Roots by Mesorhizobium loti

    Keisuke Yokota;Keisuke Yokota;Eigo Fukai;Lene H. Madsen;Anna Jurkiewicz

  • 5' Analysis of the soybean leghaemoglobin lbc(3) gene: regulatory elements required for promoter activity and organ specificity.

    Jens Stougaard;Niels N. Sandal;Anette Grøn;Astrid Kühle

  • Interplay of flg22-induced defence responses and nodulation in Lotus japonicus

    Miguel Lopez-Gomez;Niels Sandal;Jens Stougaard;Thomas Boller

  • An analysis of synteny of Arachis with Lotus and Medicago sheds new light on the structure, stability and evolution of legume genomes

    David J. Bertioli;Marcio C. Moretzsohn;Lene H. Madsen;Niels Sandal

  • Mycorrhiza Mutants of Lotus japonicus Define Genetically Independent Steps During Symbiotic Infection

    Eva Wegel;Leif Schauser;Niels Sandal;Jens Stougaard

  • Evolution and regulation of the Lotus japonicus LysM receptor gene family.

    Gitte Vestergaard Lohmann;Yoshikazu Shimoda;Mette Wibroe Nielsen;Frank Grønlund Jørgensen

Frequent Co-Authors

Jens Stougaard
Jens Stougaard Aarhus University
Shusei Sato
Shusei Sato Tohoku University
Kjeld A. Marcker
Kjeld A. Marcker Aarhus University
Stig Uggerhøj Andersen
Stig Uggerhøj Andersen Aarhus University
Martin Parniske
Martin Parniske Ludwig-Maximilians-Universität München
Euan K. James
Euan K. James James Hutton Institute
Masayoshi Kawaguchi
Masayoshi Kawaguchi National Institute for Basic Biology
Satoshi Tabata
Satoshi Tabata Tokyo University of Science
David J. Bertioli
David J. Bertioli University of Georgia

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