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Gerhard Jahreis

D-Index & Metrics

Biology and Biochemistry

D-Index
59
Citations
11390
World Ranking
12648
National Ranking
901

Gerhard Jahreis 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 Gerhard Jahreis 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: 217 publications — 56th percentile

56% of scientists in this discipline score the same or lower.

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

Gerhard Jahreis 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 Gerhard Jahreis 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: 59 D-Index — 38th percentile

38% of scientists in this discipline score the same or lower.

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

Overview

Gerhard Jahreis is affiliated with Friedrich Schiller University Jena in Germany. The scientist's research spans several interconnected fields, primarily focusing on Medicine, Biochemistry, Genetics and Molecular Biology, and Agricultural and Biological Sciences.

Their work encompasses multiple subfields, including Plant Science, Biochemistry, Nutrition and Dietetics, Pathology and Forensic Medicine, and Physiology.

Gerhard Jahreis's research interests cover a range of topics such as:

  • Lipid metabolism and biosynthesis
  • Fatty Acid Research and Health
  • Vitamin D Research Studies
  • Diet and metabolism studies
  • Nutritional Studies and Diet
  • Constructed Wetlands for Wastewater Treatment
  • Microbial Fuel Cells and Bioremediation

The scientist has contributed to several recent publications, detailing findings in nutrition and biochemistry. Selected papers include:

  • "Individual participant data (IPD)-level meta-analysis of randomised controlled trials with vitamin D-fortified foods to estimate Dietary Reference Values for vitamin D" (2020) published in the European Journal of Nutrition
  • "Source of Vitamin B12 in plants of the Lemnaceae family and its production by duckweed-associated bacteria" (2024) published in the Journal of Food Composition and Analysis
  • "Dietary PUFA Preferably Modify Ethanolamine-Containing Glycerophospholipids of the Human Plasma Lipidome" (2022) published in Nutrients
  • "Source of Vitamin B12 in Plants of the Lemnaceae Family and its Production by Duckweed-Associated Bacteria" (2024) published in SSRN Electronic Journal

The scientist collaborates frequently with several coauthors, including Christine Dawczynski, Kenneth Acosta, Naho Okamoto, Kyohei Koseki, and Shawn Sorrels.

Gerhard Jahreis publishes regularly in journals such as:

  • European Journal of Nutrition
  • Journal of Food Composition and Analysis
  • Nutrients
  • SSRN Electronic Journal

Best Publications

  • Amino acids, fatty acids, and dietary fibre in edible seaweed products

    Christine Dawczynski;Rainer Schubert;Gerhard Jahreis

  • Long-term consumption of fermented dairy products over 6 months increases HDL cholesterol

    G Kiessling;J Schneider;G Jahreis

  • Nutritional value of duckweeds (Lemnaceae) as human food

    Klaus J. Appenroth;K. Sowjanya Sree;Volker Böhm;Simon Hammann

  • Differences in CLA isomer distribution of cow's milk lipids.

    Jana Kraft;Marius Collomb;Peter Möckel;Robert Sieber

  • Conjugated linoleic acid in milk fat: High variation depending on production system

    Gerhard Jahreis;Jan Fritsche;Hans Steinhart

  • Analysis of conjugated linoleic acid and trans 18:1 isomers in synthetic and animal products

    John K G Kramer;Cristina Cruz-Hernandez;Zeyuan Deng;Jianqiang Zhou

  • Survey of n-3 and n-6 polyunsaturated fatty acids in fish and fish products

    Claudia Strobel;Gerhard Jahreis;Katrin Kuhnt

  • The fate of forage plant DNA in farm animals: a collaborative case-study investigating cattle and chicken fed recombinant plant material

    Ralf Einspanier;Andreas Klotz;Jana Kraft;Karen Aulrich

  • On the human consumption of the red seaweed dulse ( Palmaria palmata (L.) Weber & Mohr)

    Ole G. Mouritsen;Christine Dawczynski;Lars Duelund;Gerhard Jahreis

  • Nutritional Value of the Duckweed Species of the Genus Wolffia (Lemnaceae) as Human Food.

    Klaus J. Appenroth;K. Sowjanya Sree;Manuela Bog;Josef Ecker

  • The immune system in healthy adults and patients with atopic dermatitis seems to be affected differently by a probiotic intervention

    A. Roessler;U. Friedrich;H. Vogelsang;A. Bauer

  • Lactobacillus acidophilus 74-2 and Bifidobacterium animalis subsp lactis DGCC 420 modulate unspecific cellular immune response in healthy adults.

    A Klein;U Friedrich;H Vogelsang;G Jahreis

  • Nutritional and toxicological importance of macro, trace, and ultra-trace elements in algae food products.

    Christine Dawczynski;Ulrich Schäfer;Matthias Leiterer;Gerhard Jahreis

  • Influence of probiotic sausage (Lactobacillus paracasei) on blood lipids and immunological parameters of healthy volunteers

    G Jahreis;H Vogelsang;G Kiessling;R Schubert

  • The potential anticarcinogenic conjugated linoleic acid, cis-9,trans-11 C18:2, in milk of different species: Cow, goat, ewe, sow, mare, woman

    G. Jahreis;J. Fritsche;P. Möckel;F. Schöne

  • Influence of thermal treatment of rapeseed on the canolol content

    Astrid Spielmeyer;Andreas Wagner;Gerhard Jahreis

  • Cholesterol Metabolism Is Affected by Calcium Phosphate Supplementation in Humans

    Bianka Ditscheid;Sylvia Keller;Gerhard Jahreis

  • Butyrate is only one of several growth inhibitors produced during gut flora-mediated fermentation of dietary fibre sources.

    Beyer-Sehlmeyer G;Glei M;Hartmann E;Hughes R

  • Cis-9,trans-11-Conjugated Linoleic Acid Inhibits Allergic Sensitization and Airway Inflammation via a PPARγ-Related Mechanism in Mice

    Anke Jaudszus;Martin Krokowski;Peter Möckel;Yasemin Darcan

  • Determination of underivatised sterols and bile acid trimethyl silyl ether methyl esters by gas chromatography-mass spectrometry-single ion monitoring in faeces.

    Sylvia Keller;Gerhard Jahreis

Frequent Co-Authors

Ulrich Meyer
Ulrich Meyer Friedrich-Loeffler-Institut
Sven Dänicke
Sven Dänicke Friedrich-Loeffler-Institut
Volker Böhm
Volker Böhm Friedrich Schiller University Jena
Hans Steinhart
Hans Steinhart Ludwig-Maximilians-Universität München
Beatrice L. Pool-Zobel
Beatrice L. Pool-Zobel Friedrich Schiller University Jena
Heiner Niemann
Heiner Niemann Friedrich-Loeffler-Institut
Eckard Hamelmann
Eckard Hamelmann Bielefeld University
John K. G. Kramer
John K. G. Kramer Agriculture and Agriculture-Food Canada
Walter Vetter
Walter Vetter University of Hohenheim
Samar Basu
Samar Basu Uppsala University

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Best Scientists Citing Gerhard Jahreis

John K. G. Kramer

John K. G. Kramer

Agriculture and Agriculture-Food Canada

Publications: 33

Catherine Stanton

Catherine Stanton

Teagasc - The Irish Agriculture and Food Development Authority

Publications: 30

Beatrice L. Pool-Zobel

Beatrice L. Pool-Zobel

Friedrich Schiller University Jena

Publications: 24

Marcello Mele

Marcello Mele

University of Pisa

Publications: 24

Sven Dänicke

Sven Dänicke

Friedrich-Loeffler-Institut

Publications: 24

Philip C. Calder

Philip C. Calder

University of Southampton

Publications: 23

Rui J.B. Bessa

Rui J.B. Bessa

University of Lisbon

Publications: 22

Ulrich Meyer

Ulrich Meyer

Friedrich-Loeffler-Institut

Publications: 22

Arianna Buccioni

Arianna Buccioni

University of Florence

Publications: 21

Tim A. McAllister

Tim A. McAllister

Agriculture and Agriculture-Food Canada

Publications: 21

Michael E. R. Dugan

Michael E. R. Dugan

Agriculture and Agriculture-Food Canada

Publications: 20

Susana P. Alves

Susana P. Alves

University of Lisbon

Publications: 20

Yves Chilliard

Yves Chilliard

INRAE : Institut national de recherche pour l'agriculture, l'alimentation et l'environnement

Publications: 17

Michael Kreuzer

Michael Kreuzer

ETH Zurich

Publications: 17

Jennifer L. Aalhus

Jennifer L. Aalhus

Agriculture and Agriculture-Food Canada

Publications: 16

Dale E. Bauman

Dale E. Bauman

Cornell University

Publications: 16

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