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D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Molecular Biology 54 2300 2068 181 164 157 18962

Takao Sekiya publications per year

The chart shows the history of publications by Takao Sekiya between 1967 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Takao Sekiya published across 59 years, from 1967 to 2025, averaging 3 papers a year. Output peaked at 13 publications in 1995. 2 of the 175 publications appeared in the last two years.

No. of publications
5 10
Bar chart. Horizontal axis: year, 1967 to 2025. Vertical axis: number of publications, 0 to 13. Peak 13 publications in 1995. 1967: 3 publications 1968: 1 publication 1969: 2 publications 1970: 1 publication 1971: 1 publication 1972: 0 publications 1973: 0 publications 1974: 3 publications 1975: 0 publications 1976: 5 publications 1977: 0 publications 1978: 2 publications 1979: 5 publications 1980: 1 publication 1981: 2 publications 1982: 4 publications 1983: 2 publications 1984: 2 publications 1985: 4 publications 1986: 5 publications 1987: 5 publications 1988: 2 publications 1989: 7 publications 1990: 4 publications 1991: 7 publications 1992: 7 publications 1993: 5 publications 1994: 8 publications 1995: 13 publications 1996: 11 publications 1997: 3 publications 1998: 12 publications 1999: 5 publications 2000: 6 publications 2001: 10 publications 2002: 8 publications 2003: 2 publications 2004: 5 publications 2005: 0 publications 2006: 1 publication 2007: 0 publications 2008: 1 publication 2009: 0 publications 2010: 1 publication 2011: 1 publication 2012: 0 publications 2013: 0 publications 2014: 0 publications 2015: 0 publications 2016: 1 publication 2017: 1 publication 2018: 1 publication 2019: 0 publications 2020: 0 publications 2021: 0 publications 2022: 2 publications 2023: 1 publication 2024: 0 publications 2025: 2 publications
1967 2025

175 publications in total across all disciplines

View publications per year as a table
Takao Sekiya: publications per year, 1967 to 2025
Year Publications
1967 3
1968 1
1969 2
1970 1
1971 1
1972 0
1973 0
1974 3
1975 0
1976 5
1977 0
1978 2
1979 5
1980 1
1981 2
1982 4
1983 2
1984 2
1985 4
1986 5
1987 5
1988 2
1989 7
1990 4
1991 7
1992 7
1993 5
1994 8
1995 13
1996 11
1997 3
1998 12
1999 5
2000 6
2001 10
2002 8
2003 2
2004 5
2005 0
2006 1
2007 0
2008 1
2009 0
2010 1
2011 1
2012 0
2013 0
2014 0
2015 0
2016 1
2017 1
2018 1
2019 0
2020 0
2021 0
2022 2
2023 1
2024 0
2025 2
Total 175
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Takao Sekiya 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 Takao Sekiya 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, 157–166 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: 157 publications — 41st percentile

41% 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
157–166 159 157
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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Takao Sekiya 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 Takao Sekiya 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, 54–55 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: 54 D-Index — 26th percentile

26% 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 54
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

Takao Sekiya is affiliated with the National Cancer Research Institute, UK, and conducts research primarily in the field of medicine. Their work focuses on obstetrics and gynecology, pediatrics, perinatology and child health, cancer research, immunology, and rheumatology. The scientist has contributed extensively to studies on pregnancy and preeclampsia, as well as topics related to birth, development, health, reproductive systems, microRNA in disease regulation, GDF15 and related biomarkers, congenital anomalies and fetal surgery, and preterm birth with chorioamnionitis.

Their recent publication record includes papers in multiple scientific venues spanning from 2020 to 2023. Notable publications are:

  • Altered serum soluble furin and prorenin receptor levels in pregnancies with pre-eclampsia and fetal growth restriction, 2021, Journal of Gynecology Obstetrics and Human Reproduction
  • Longitudinal study of the vaginal microbiome in pregnancies involving preterm labor., 2022, PubMed
  • Increased levels of nectin-4 as a serological marker for pre-eclampsia., 2023, PubMed
  • Placental Genetic Variants in the Upstream Region of the FLT1 Gene in Pre-eclampsia, 2020, Journal of Reproduction & Infertility
  • Characterization of the MG828507 lncRNA Located Upstream of the FLT1 Gene as an Etiology for Pre-Eclampsia, 2022, Journal of Clinical Medicine

Their research has been published predominantly in the following venues:

  • PubMed
  • Journal of Gynecology Obstetrics and Human Reproduction
  • Journal of Reproduction & Infertility
  • Journal of Clinical Medicine
  • Hypertension Research in Pregnancy

Frequent collaborators include:

  • Haruki Nishizawa
  • Yoshiko Sakabe
  • Takuma Fujii
  • Akiko Ohwaki
  • Hikari Yoshizawa

The main research interests addressed by Takao Sekiya involve pregnancy and preeclampsia studies, with a particular focus on molecular and genetic markers associated with these conditions. Their work also examines birth outcomes, microRNA regulation related to disease, and factors involved in fetal and neonatal development. This interdisciplinary approach spans clinical and molecular fields, contributing to understanding reproductive health and associated complications.

Best Publications

  • Detection of polymorphisms of human DNA by gel electrophoresis as single-strand conformation polymorphisms

    Masato Orita;Hiroyuki Iwahana;Hiroshi Kanazawa;Kenshi Hayashi

  • Rapid and sensitive detection of point mutations and DNA polymorphisms using the polymerase chain reaction

    Masato Orita;Youichi Suzuki;Takao Sekiya;Kenshi Hayashi

  • TSLC1 is a tumor-suppressor gene in human non-small-cell lung cancer.

    Masami Kuramochi;Hiroshi Fukuhara;Takahiro Nobukuni;Takamasa Kanbe

  • Detection of p53 Gene Mutations in Human Brain Tumors by Single-strand Conformation Polymorphism Analysis of Polymerase Chain Reaction Products

    Y Suzuki;M Orita;M Shiraishi;K Hayashi

  • Aberrations of the p53 tumor suppressor gene in human non-small cell carcinomas of the lung.

    Yosuke Kishimoto;Yoshinori Murakami;Masahiko Shiraishi;Kenshi Hayashi

  • Deletions of Chromosome 13q, Mutations in Retinoblastoma 1, and Retinoblastoma Protein State in Human Hepatocellular Carcinoma

    Xue Zhang;Hong Ji Xu;Yoshinori Murakami;Richard Sachse

  • A novel combination of K-ras and myc amplification accompanied by point mutational activation of K-ras in a human lung cancer.

    Y Taya;K Hosogai;S Hirohashi;Y Shimosato

  • Allele-specific polymerase chain reaction: A method for amplification and sequence determination of a single component among a mixture of sequence variants

    Youichi Suzuki;Takao Sekiya;Kenshi Hayashi

  • Isolation of DNA sequences amplified at chromosome 19q13.1-q13.2 including the AKT2 locus in human pancreatic cancer

    Wataru Miwa;Jun Yasuda;Yoshinori Murakami;Kazuo Yashima

  • Molecular cloning and the total nucleotide sequence of the human c-Ha-ras-1 gene activated in a melanoma from a Japanese patient.

    Takao Sekiya;Masako Fushimi;Hiroshige Hori;Setsuo Hirohashi

  • F-SSCP: fluorescence-based polymerase chain reaction-single-strand conformation polymorphism (PCR-SSCP) analysis.

    R Makino;H Yazyu;Y Kishimoto;T Sekiya

  • A rho-dependent termination site in the gene coding for tyrosine tRNA su3 of Escherichia coli.

    Hans Küpper;Takao Sekiya;Martin Rosenberg;James Egan

  • Ectopic production of parathyroid hormone by small cell lung cancer in a patient with hypercalcemia.

    Katsuhiko Yoshimoto;Ryuichi Yamasaki;Hideki Sakai;Uichiro Tezuka

  • Promoter methylation of TSLC1 and tumor suppression by its gene product in human prostate cancer

    Hiroshi Fukuhara;Masami Kuramochi;Takeshi Fukami;Kohtaro Kasahara

  • Alterations of the p53, p21, p16, p15 and RAS genes in childhood T-cell acute lymphoblastic leukemia.

    Machiko Kawamura;Hiroaki Ohnishi;Shu-Xia Guo;Xiao Ming Sheng

  • DNA sequence polymorphisms in Alu repeats

    Masato Orita;Takao Sekiya;Kenshi Hayashi

  • Nucleotide sequence of the genes for F0 components of the proton-translocating ATPase from Escherichia coli: Prediction of the primary structure of F0 subunits

    Hiroshi Kanazawa;Kazunori Mabuchi;Toshiaki Kayano;Takato Noumi

  • Localization of tumor suppressor activity important in nonsmall cell lung carcinoma on chromosome 11q.

    Yoshinori Murakami;Takahiro Nobukuni;Kenji Tamura;Tomoko Maruyama

  • Specificity of yeast glutamic acid transfer RNA for codon recognition

    Takao Sekiya;Keiichi Takeishi;Tyunosin Ukita

  • Mutations of the p53 and ras genes in childhood t(1;19)-acute lymphoblastic leukemia

    M Kawamura;A Kikuchi;S Kobayashi;R Hanada

Frequent Co-Authors

Yoshinori Murakami
Yoshinori Murakami University of Tokyo
Susumu Nishimura
Susumu Nishimura University of Tsukuba
Setsuo Hirohashi
Setsuo Hirohashi National Cancer Research Institute, UK
Takashi Sugimura
Takashi Sugimura National Cancer Centre
Manuel Perucho
Manuel Perucho Discovery Institute
Yukio Shimosato
Yukio Shimosato National Cancer Research Institute, UK
Misao Ohki
Misao Ohki National Cancer Research Institute, UK
Masaaki Terada
Masaaki Terada National Cancer Research Institute, UK
Takahiro Ochiya
Takahiro Ochiya Tokyo Medical University
Roger H. Reeves
Roger H. Reeves Johns Hopkins University School of Medicine

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