World's Best Scientists 2026 revealed!
Morio Ikehara

Morio Ikehara

D-Index & Metrics

Chemistry

D-Index
56
Citations
12354
World Ranking
11540
National Ranking
856

Morio Ikehara publication distribution in Chemistry in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Chemistry in 2026. The highlighted bar marks where Morio Ikehara sits on this spectrum.

61–80 publications: 66 scientists 81–100 publications: 302 scientists 101–120 publications: 623 scientists 121–140 publications: 918 scientists 141–160 publications: 1,218 scientists 161–180 publications: 1,350 scientists 181–200 publications: 1,344 scientists 201–220 publications: 1,281 scientists 221–240 publications: 1,216 scientists 241–260 publications: 1,100 scientists 261–280 publications: 979 scientists 281–300 publications: 939 scientists 301–320 publications: 764 scientists 321–340 publications: 643 scientists 341–360 publications: 628 scientists 361–380 publications: 522 scientists 381–400 publications: 459 scientists 401–420 publications: 397 scientists 421–440 publications: 327 scientists 441–460 publications: 270 scientists 461–480 publications: 265 scientists 481–500 publications: 252 scientists 501–520 publications: 201 scientists 521–540 publications: 185 scientists 541–560 publications: 148 scientists 561–580 publications: 148 scientists 581–600 publications: 132 scientists 601–620 publications: 114 scientists 621–640 publications: 104 scientists 641–660 publications: 91 scientists 661–680 publications: 92 scientists 681–700 publications: 73 scientists 701–720 publications: 57 scientists 721–740 publications: 54 scientists 741–760 publications: 67 scientists 761–780 publications: 45 scientists 781–800 publications: 46 scientists 801–820 publications: 39 scientists 821–840 publications: 32 scientists 841–860 publications: 36 scientists 861–880 publications: 29 scientists 881–900 publications: 26 scientists 901–920 publications: 24 scientists 921–940 publications: 14 scientists 941–960 publications: 23 scientists 961–980 publications: 28 scientists 981–1,000 publications: 15 scientists 1,001–1,020 publications: 29 scientists 1,021–1,040 publications: 12 scientists 1,041–1,060 publications: 19 scientists 1,061–1,080 publications: 12 scientists 1,081–1,100 publications: 6 scientists 1,101–1,120 publications: 8 scientists 1,121–1,140 publications: 12 scientists 1,141–1,160 publications: 5 scientists 1,161–1,180 publications: 6 scientists 1,181–1,200 publications: 14 scientists 1,201–1,220 publications: 7 scientists 1,221–1,240 publications: 2 scientists 1,241–1,260 publications: 6 scientists 1,261–1,280 publications: 4 scientists 1,281–1,294 publications: 6 scientists 1,295+ publications: 100 scientists
61 publications 1,295+

This scientist: 519 publications — 90th percentile

90% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 1,295 publications or more.

Morio Ikehara D-index placement in Chemistry in 2026

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

40–41 D-Index: 289 scientists 42–43 D-Index: 612 scientists 44–45 D-Index: 808 scientists 46–47 D-Index: 776 scientists 48–49 D-Index: 835 scientists 50–51 D-Index: 861 scientists 52–53 D-Index: 872 scientists 54–55 D-Index: 933 scientists 56–57 D-Index: 1,051 scientists 58–59 D-Index: 930 scientists 60–61 D-Index: 882 scientists 62–63 D-Index: 834 scientists 64–65 D-Index: 731 scientists 66–67 D-Index: 775 scientists 68–69 D-Index: 683 scientists 70–71 D-Index: 646 scientists 72–73 D-Index: 561 scientists 74–75 D-Index: 501 scientists 76–77 D-Index: 437 scientists 78–79 D-Index: 388 scientists 80–81 D-Index: 354 scientists 82–83 D-Index: 292 scientists 84–85 D-Index: 275 scientists 86–87 D-Index: 254 scientists 88–89 D-Index: 235 scientists 90–91 D-Index: 185 scientists 92–93 D-Index: 192 scientists 94–95 D-Index: 155 scientists 96–97 D-Index: 163 scientists 98–99 D-Index: 125 scientists 100–101 D-Index: 105 scientists 102–103 D-Index: 105 scientists 104–105 D-Index: 112 scientists 106–107 D-Index: 88 scientists 108–109 D-Index: 68 scientists 110–111 D-Index: 69 scientists 112–113 D-Index: 65 scientists 114–115 D-Index: 79 scientists 116–117 D-Index: 61 scientists 118–119 D-Index: 44 scientists 120–121 D-Index: 37 scientists 122–123 D-Index: 40 scientists 124–125 D-Index: 33 scientists 126–127 D-Index: 26 scientists 128–129 D-Index: 34 scientists 130–131 D-Index: 35 scientists 132–133 D-Index: 25 scientists 134–135 D-Index: 27 scientists 136–137 D-Index: 17 scientists 138–139 D-Index: 16 scientists 140–141 D-Index: 20 scientists 142–143 D-Index: 20 scientists 144–145 D-Index: 15 scientists 146–147 D-Index: 9 scientists 148–149 D-Index: 9 scientists 150–151 D-Index: 16 scientists 152–153 D-Index: 11 scientists 154–155 D-Index: 9 scientists 156–157 D-Index: 3 scientists 158 D-Index: 3 scientists 159+ D-Index: 98 scientists
40 D-Index 159+

This scientist: 56 D-Index — 36th percentile

36% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 159 D-Index or more.

Overview

Morio Ikehara is affiliated with Osaka University in Japan. Their academic career is linked with this institution, where they conduct their research activities.

No specific information is available regarding their recent publications, making it unclear which topics or fields they have recently contributed to in detail. There is also no data on frequent co-authors or collaborative networks connected to their work.

Details about the venues where Morio Ikehara frequently publishes are not provided. This limits insight into their preferred journals or conferences and the scope of their dissemination channels.

Information about books published by Morio Ikehara is also not recorded, thus their involvement in book authorship or editorial roles cannot be confirmed.

Their main fields of study, subfields, and primary research topics are unspecified, which restricts an overview of the scientific areas they focus on or specialize in.

There are no recorded awards or recognitions associated with Morio Ikehara in the available data, leaving their accolade history unknown.

Known facts confirm that Morio Ikehara is currently living. The scientist's professional identity is maintained without gender designation, ensuring a neutral description.

Best Publications

  • An alternative approach to deoxyoligonucleotides as hybridization probes by insertion of deoxyinosine at ambiguous codon positions.

    E Ohtsuka;S Matsuki;M Ikehara;Y Takahashi

  • Three-dimensional structure of ribonuclease H from E. coli

    K. Katayanagi;M. Miyagawa;M. Matsushima;M. Ishikawa

  • Molecular cloning of the human cholecystokinin gene by use of a synthetic probe containing deoxyinosine

    Yoosuke Takahashi;Kikuya Kato;Yoshihide Hayashizaki;Toshiaki Wakabayashi

  • NMR studies of a DNA containing 8-hydroxydeoxyguanosine.

    Yasushi Oda;Seichi Uesugi;Morio Ikehara;Susumu Nishimura

  • How does RNase H recognize a DNA.RNA hybrid

    H Nakamura;Y Oda;S Iwai;H Inoue

  • Structural details of ribonuclease H from Escherichia coli as refined to an atomic resolution.

    K. Katayanagi;M. Miyagawa;M. Matsushima;M. Ishikawa

  • Identification of the amino acid residues involved in an active site of Escherichia coli ribonuclease H by site-directed mutagenesis.

    S Kanaya;A Kohara;Y Miura;A Sekiguchi

  • Studies on the conformation of purine nucleosides and their 5'-phosphates.

    Morio Ikehara;Seiichi Uesugi;Katsumi Yoshida

  • CARBON-13 MAGNETIC RESONANCE SPECTRA OF 8-SUBSTITUTED PURINE NUCLEOSIDES. CHARACTERISTIC SHIFTS FOR THE SYN CONFORMATION

    S. Uesugi;M. Ikehara

  • Amino acid sequence of mammalian elongation factor 2 deduced from the cDNA sequence: homology with GTP-binding proteins.

    Kenji Kohno;Tsuyoshi Uchida;Hiroaki Ohkubo;Shigetada Nakanishi

  • X-ray structure of T4 endonuclease V: an excision repair enzyme specific for a pyrimidine dimer.

    K Morikawa;O Matsumoto;M Tsujimoto;K Katayanagi

  • Importance of the positive charge cluster in Escherichia coli ribonuclease HI for the effective binding of the substrate.

    Shigenori Kanaya;Chieko Katsuda-Nakai;Morio Ikehara

  • A linear relationship between electronegativity of 2′-substituents and conformation of adenine nucleosides

    Seiichi Uesugi;Hiroko Miki;Morio Ikehara;Hideo Iwahashi

  • Molecular cloning and the complete nucleotide sequence of cDNA to mRNA for S-100 protein of rat brain

    Ryozo Kuwano;Hiroshi Usui;Toshinaga Maeda;Toshikazu Fukui

  • Stabilization of Escherichia coli ribonuclease H by introduction of an artificial disulfide bond.

    S Kanaya;C Katsuda;S Kimura;T Nakai

  • Synthesis of a gene for human growth hormone and its expression in Escherichia coli

    M Ikehara;E Ohtsuka;T Tokunaga;Y Taniyama

  • Two histidine residues are essential for ribonuclease T1 activity as is the case for ribonuclease A.

    Satoshi Nishikawa;Hiroshi Morioka;Hyo J. Kim;Kayoko Fuchimura

  • Recent developments in the chemical synthesis of polynucleotides.

    Eiko Ohtsuka;Morio Ikehara;Dieter Söll

  • Design and creation of a Ca2+ binding site in human lysozyme to enhance structural stability.

    Ryota Kuroki;Yoshio Taniyama;Chisako Seko;Haruki Nakamura

  • Studies of Nucleosides and Nucleotides. XXXVIII. Synthesis of 8-Bromoadenosine Nucleotides

    Morio Ikehara;Seiichi Uesugi

Frequent Co-Authors

Eiko Ohtsuka
Eiko Ohtsuka Hokkaido University
Shigenori Kanaya
Shigenori Kanaya Osaka University
Toshio Hakoshima
Toshio Hakoshima Nara Institute of Science and Technology
Shigenori Iwai
Shigenori Iwai Osaka University
Yoshimasa Kyogoku
Yoshimasa Kyogoku Osaka University
Haruki Nakamura
Haruki Nakamura Osaka University
Kosuke Morikawa
Kosuke Morikawa Kyoto University
Paul O. P. Ts'o
Paul O. P. Ts'o Johns Hopkins University
Susumu Nishimura
Susumu Nishimura University of Tsukuba
Akira Hasegawa
Akira Hasegawa Osaka University

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