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Osamu Ohara

Osamu Ohara

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Genetics and Molecular Biology
Japan
2024

D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Medicine 103 7288 6846 174 166 526 44547
Genetics 103 674 639 19 19 530 44739
Molecular Biology 103 476 429 32 30 530 44739

Osamu Ohara publications per year

The chart shows the history of publications by Osamu Ohara between 1966 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Osamu Ohara published across 60 years, from 1966 to 2025, averaging 11.7 papers a year. Output peaked at 43 publications in 2023. 56 of the 701 publications appeared in the last two years.

No. of publications
10 20 30 40
Bar chart. Horizontal axis: year, 1966 to 2025. Vertical axis: number of publications, 0 to 43. Peak 43 publications in 2023. 1966: 1 publication 1967: 1 publication 1968: 0 publications 1969: 1 publication 1970: 2 publications 1971: 2 publications 1972: 0 publications 1973: 3 publications 1974: 0 publications 1975: 1 publication 1976: 0 publications 1977: 0 publications 1978: 0 publications 1979: 0 publications 1980: 2 publications 1981: 1 publication 1982: 1 publication 1983: 1 publication 1984: 1 publication 1985: 2 publications 1986: 1 publication 1987: 1 publication 1988: 0 publications 1989: 3 publications 1990: 4 publications 1991: 2 publications 1992: 3 publications 1993: 6 publications 1994: 9 publications 1995: 8 publications 1996: 5 publications 1997: 10 publications 1998: 12 publications 1999: 9 publications 2000: 9 publications 2001: 10 publications 2002: 11 publications 2003: 17 publications 2004: 29 publications 2005: 16 publications 2006: 14 publications 2007: 8 publications 2008: 18 publications 2009: 19 publications 2010: 23 publications 2011: 21 publications 2012: 21 publications 2013: 23 publications 2014: 32 publications 2015: 27 publications 2016: 33 publications 2017: 36 publications 2018: 25 publications 2019: 26 publications 2020: 21 publications 2021: 40 publications 2022: 31 publications 2023: 43 publications 2024: 32 publications 2025: 24 publications
1966 2025

701 publications in total across all disciplines

View publications per year as a table
Osamu Ohara: publications per year, 1966 to 2025
Year Publications
1966 1
1967 1
1968 0
1969 1
1970 2
1971 2
1972 0
1973 3
1974 0
1975 1
1976 0
1977 0
1978 0
1979 0
1980 2
1981 1
1982 1
1983 1
1984 1
1985 2
1986 1
1987 1
1988 0
1989 3
1990 4
1991 2
1992 3
1993 6
1994 9
1995 8
1996 5
1997 10
1998 12
1999 9
2000 9
2001 10
2002 11
2003 17
2004 29
2005 16
2006 14
2007 8
2008 18
2009 19
2010 23
2011 21
2012 21
2013 23
2014 32
2015 27
2016 33
2017 36
2018 25
2019 26
2020 21
2021 40
2022 31
2023 43
2024 32
2025 24
Total 701
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Osamu Ohara 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 Osamu Ohara 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, 527–536 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: 530 publications — 96th percentile

96% 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
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 4 530
537–546 6
547–556 8
557–563 6
564+ 100
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Osamu Ohara 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 Osamu Ohara 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, 102–103 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: 103 D-Index — 85th percentile

85% 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
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 29 103
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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Research.com Recognitions

  • 2024 - Research.com Genetics and Molecular Biology in Japan Leader Award

Overview

Osamu Ohara is affiliated with Chiba University in Japan. Their research spans several main fields, including Medicine, Biochemistry, Genetics and Molecular Biology, and Immunology and Microbiology. Within these broad areas, their work focuses on subfields such as Immunology, Molecular Biology, Genetics, Epidemiology, and Hematology.

The principal topics explored by Ohara in their scientific output include:

  • Immune Cell Function and Interaction
  • Immunodeficiency and Autoimmune Disorders
  • Blood disorders and treatments
  • Inflammasome and immune disorders
  • Advanced Proteomics Techniques and Applications
  • IL-33, ST2, and ILC Pathways
  • T-cell and B-cell Immunology

Among recent publications by Ohara, several notable papers include:

  • Gut microbial carbohydrate metabolism contributes to insulin resistance, 2023, published in Nature
  • Acetate differentially regulates IgA reactivity to commensal bacteria, 2021, published in Nature
  • Single-Shot 10K Proteome Approach: Over 10,000 Protein Identifications by Data-Independent Acquisition-Based Single-Shot Proteomics with Ion Mobility Spectrometry, 2022, published in Journal of Proteome Research
  • Identification of trypsin-degrading commensals in the large intestine, 2022, published in Nature
  • Clinical characteristics and treatment of 50 cases of Blau syndrome in Japan confirmed by genetic analysis of the NOD2 mutation, 2020, published in Annals of the Rheumatic Diseases

Frequent co-authors collaborating with Ohara are:

  • Yusuke Kawashima
  • Ryo Konno
  • Daisuke Nakajima
  • Kohsuke Imai
  • Yoshinori Hasegawa

The venues where Ohara publishes regularly include:

  • Journal of Clinical Immunology
  • bioRxiv (Cold Spring Harbor Laboratory)
  • Nature Communications
  • Frontiers in Immunology
  • International Journal of Molecular Sciences

Best Publications

  • Commensal microbe-derived butyrate induces the differentiation of colonic regulatory T cells

    Yukihiro Furusawa;Yuuki Obata;Shinji Fukuda;Takaho A. Endo

  • The Transcriptional Landscape of the Mammalian Genome

    P. Carninci;T. Kasukawa;S. Katayama;J. Gough

  • Chemotherapy-resistant human AML stem cells home to and engraft within the bone-marrow endosteal region.

    Fumihiko Ishikawa;Shuro Yoshida;Yoriko Saito;Atsushi Hijikata

  • Complete sequencing and characterization of 21,243 full-length human cDNAs

    Toshio Ota;Yutaka Suzuki;Tetsuo Nishikawa;Tetsuji Otsuki

  • Prediction of the Coding Sequences of Unidentified Human Genes. X. The Complete Sequences of 100 New cDNA Clones from Brain Which Can Code for Large Proteins in vitro

    Ken Ichi Ishikawa;Takahiro Nagase;Mikita Suyama;Nobuyuki Miyajima

  • Association of structural polymorphisms in the human period3 gene with delayed sleep phase syndrome

    Takashi Ebisawa;Makoto Uchiyama;Naofumi Kajimura;Kazuo Mishima

  • A Mass Spectrometry-based Proteomic Approach for Identification of Serine/Threonine-phosphorylated Proteins by Enrichment with Phospho-specific Antibodies Identification of a Novel Protein, Frigg, as a Protein Kinase A Substrate

    Mads Grønborg;Troels Zakarias Kristiansen;Allan Stensballe;Jens S. Andersen

  • NetPath: a public resource of curated signal transduction pathways

    Kumaran Kandasamy;S. Sujatha Mohan;Rajesh Raju;Shivakumar Keerthikumar

  • Identification of Therapeutic Targets for Quiescent, Chemotherapy-Resistant Human Leukemia Stem Cells

    Yoriko Saito;Hiroshi Kitamura;Atsushi Hijikata;Mariko Tomizawa-Murasawa

  • Let-7 microRNA-mediated mRNA deadenylation and translational repression in a mammalian cell-free system

    Motoaki Wakiyama;Koji Takimoto;Osamu Ohara;Shigeyuki Yokoyama

  • IκB kinase-α is critical for interferon-α production induced by Toll-like receptors 7 and 9

    Katsuaki Hoshino;Takahiro Sugiyama;Mitsuru Matsumoto;Takashi Tanaka

  • One-sided polymerase chain reaction: the amplification of cDNA.

    Osamu Ohara;Robert L. Dorit;Walter Gilbert

  • Integrative Annotation of 21,037 Human Genes Validated by Full-Length cDNA Clones

    Tadashi Imanishi;Takeshi Itoh;Yutaka Suzuki;Claire O'Donovan

  • Prediction of the Coding Sequences of Unidentified Human Genes. VI. The Coding Sequences of 80 New Genes (KIAA0201-KIAA0280) Deduced by Analysis of cDNA Clones from Cell Line KG-1 and Brain

    Takahiro Nagase;Naohiko Seki;Ken-ichi Ishikawa;Miki Ohira

  • Multitissue Circadian Expression of Rat periodHomolog (rPer2) mRNA Is Governed by the Mammalian Circadian Clock, the Suprachiasmatic Nucleus in the Brain

    Katsuhiko Sakamoto;Takahiro Nagase;Hiromi Fukui;Kazumasa Horikawa

  • High Incidence of NLRP3 Somatic Mosaicism in Patients With Chronic Infantile Neurologic, Cutaneous, Articular Syndrome: Results of an International Multicenter Collaborative Study

    Naoko Tanaka;Kazushi Izawa;Megumu K. Saito;Mio Sakuma

  • Basophil-derived interleukin-4 controls the function of natural helper cells, a member of ILC2s, in lung inflammation

    Yasutaka Motomura;Hideaki Morita;Kazuyo Moro;Kazuyo Moro;Susumu Nakae

  • Polycomb group proteins Ring1A/B are functionally linked to the core transcriptional regulatory circuitry to maintain ES cell identity

    Mitsuhiro Endoh;Takaho A. Endo;Tamie Endoh;Yu-ichi Fujimura

  • The Zinc Transporter SLC39A13/ZIP13 Is Required for Connective Tissue Development; Its Involvement in BMP/TGF-β Signaling Pathways

    Toshiyuki Fukada;Natacha Civic;Tatsuya Furuichi;Shinji Shimoda

  • Neurofilament deficiency in quail caused by nonsense mutation in neurofilament-L gene

    Osamu Ohara;Yoshinari Gahara;Toshihiko Miyake;Hiroshi Teraoka

Frequent Co-Authors

Takahiro Nagase
Takahiro Nagase Nara Institute of Science and Technology
Haruhiko Koseki
Haruhiko Koseki RIKEN Center for Integrative Medical Sciences
Kohsuke Imai
Kohsuke Imai Tokyo Medical and Dental University
Tomohiro Morio
Tomohiro Morio Institute of Science Tokyo
Shigeaki Nonoyama
Shigeaki Nonoyama National Defense Medical College
Toshio Heike
Toshio Heike Kyoto University
Hirokazu Kanegane
Hirokazu Kanegane Tokyo Medical and Dental University
Nobuo Nomura
Nobuo Nomura National Institute of Advanced Industrial Science and Technology
Leonard D. Shultz
Leonard D. Shultz Jackson Laboratory

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