Morio Umeno

1.3k total citations · 1 hit paper
9 papers, 1.0k citations indexed

About

Morio Umeno is a scholar working on Molecular Biology, Oncology and Pharmacology. According to data from OpenAlex, Morio Umeno has authored 9 papers receiving a total of 1.0k indexed citations (citations by other indexed papers that have themselves been cited), including 5 papers in Molecular Biology, 4 papers in Oncology and 4 papers in Pharmacology. Recurrent topics in Morio Umeno's work include Drug Transport and Resistance Mechanisms (4 papers), Pharmacogenetics and Drug Metabolism (4 papers) and Molecular Biology Techniques and Applications (2 papers). Morio Umeno is often cited by papers focused on Drug Transport and Resistance Mechanisms (4 papers), Pharmacogenetics and Drug Metabolism (4 papers) and Molecular Biology Techniques and Applications (2 papers). Morio Umeno collaborates with scholars based in United States, Japan and Switzerland. Morio Umeno's co-authors include Frank J. Gonzalez, Harry V. Gelboin, James P. Hardwick, Urs Meyer, O. Wesley McBride, Daniel W. Nebert, Shioko Kimura, Ulrich M. Zanger, Chung S. Yang and Eiji Matsunaga and has published in prestigious journals such as Nature, Nucleic Acids Research and Biochemistry.

In The Last Decade

Morio Umeno

9 papers receiving 989 citations

Hit Papers

align trajectories

What are hit papers?

Hit papers significantly outperform the citation benchmark for their cohort. A paper qualifies if it has ≥500 total citations, achieves ≥1.5× the top-1% citation threshold for papers in the same subfield and year (this is the minimum needed to enter the top 1%, not the average within it), or reaches the top citation threshold in at least one of its specific research topics.

Characterization of the common genetic defect in humans deficient in debrisoquine metabolism

1988 548 citations Frank J. Gonzalez, Shioko Kimura et al. Nature profile →

Peers — A (Enhanced Table)

Peers by citation overlap · career bar shows stage (early→late) cites · hero ref

Name	h						Papers	Cites
Morio Umeno United States	7	694	381	345	107	99	9	1.0k
Aileen McLaren United Kingdom	16	678 1.0×	605 1.6×	396 1.1×	116 1.1×	123 1.2×	26	1.3k
Donna Li United States	9	422 0.6×	246 0.6×	294 0.9×	68 0.6×	65 0.7×	10	841
Yoshikazu Emi Japan	16	423 0.6×	400 1.0×	286 0.8×	94 0.9×	74 0.7×	34	983
Peter Münzel Germany	22	553 0.8×	507 1.3×	397 1.2×	232 2.2×	101 1.0×	38	1.3k
Byeong Jun Song South Korea	17	630 0.9×	470 1.2×	562 1.6×	156 1.5×	72 0.7×	46	1.4k
Catherine Spire France	12	370 0.5×	341 0.9×	193 0.6×	91 0.9×	60 0.6×	14	850
E Lundqvist Sweden	6	390 0.6×	235 0.6×	358 1.0×	116 1.1×	86 0.9×	7	774
Georg F. Kahl Germany	16	211 0.3×	269 0.7×	373 1.1×	153 1.4×	59 0.6×	34	820
M.J. Vilarem France	9	458 0.7×	212 0.6×	281 0.8×	35 0.3×	158 1.6×	14	742
Graham P. Hayhurst United Kingdom	16	371 0.5×	846 2.2×	497 1.4×	132 1.2×	245 2.5×	19	1.9k

Countries citing papers authored by Morio Umeno

Since Specialization

Citations

This map shows the geographic impact of Morio Umeno's research. It shows the number of citations coming from papers published by authors working in each country. You can also color the map by specialization and compare the number of citations received by Morio Umeno with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Morio Umeno more than expected).

Fields of papers citing papers by Morio Umeno

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Morio Umeno. Nodes represent research fields, and links connect fields that are likely to share authors. Colored nodes show fields that tend to cite the papers produced by Morio Umeno. The network helps show where Morio Umeno may publish in the future.

Co-authorship network of co-authors of Morio Umeno

This figure shows the co-authorship network connecting the top 25 collaborators of Morio Umeno. A scholar is included among the top collaborators of Morio Umeno based on the total number of citations received by their joint publications. Widths of edges represent the number of papers authors have co-authored together. Node borders signify the number of papers an author published with Morio Umeno. Morio Umeno is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

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9 of 9 papers shown

1.

Tanaka, Yosuke, et al.. (1996). Anti-platelet antibody and severe thrombocytopenia during interferon-alpha therapy for chronic active hepatitis C.. Japanese Journal of Clinical Immunology. 19(2). 150–156. 2 indexed citations

2.

Matsunaga, Eiji, Morio Umeno, & Frank J. Gonzalez. (1990). The rat P450 IID subfamily: Complete sequences of four closely linked genes and evidence that gene conversions maintained sequence homogeneity at the heme-binding region of the cytochrome P450 active site. Journal of Molecular Evolution. 30(2). 155–169. 63 indexed citations

3.

Gonzalez, Frank J., Morio Umeno, O. Wesley McBride, et al.. (1988). Human P450PCN1: Sequence, Chromosome Localization, and Direct Evidence through cDNA Expression That P450PCN1 Is Nifedipine Oxidase. DNA. 7(2). 79–86. 148 indexed citations

4.

Umeno, Morio, O. Wesley McBride, Chung S. Yang, Harry V. Gelboin, & Frank J. Gonzalez. (1988). Human ethanol-inducible P450IIE1: complete gene sequence, promoter characterization, chromosome mapping, and cDNA-directed expression. Biochemistry. 27(25). 9006–9013. 164 indexed citations

5.

Gonzalez, Frank J., Shioko Kimura, Morio Umeno, et al.. (1988). Characterization of the common genetic defect in humans deficient in debrisoquine metabolism. Nature. 331(6155). 442–446. 548 indexed citations breakdown →

6.

McBride, O. Wesley, Morio Umeno, Harry V. Gelboin, & Frank J. Gonzalez. (1987). A Taq I polymorphism in the human P450HE1 gene on chromosome 10 (CYP2E). Nucleic Acids Research. 15(23). 10071–10071. 58 indexed citations

7.

Umeno, Morio, et al.. (1985). Purification and Subunit Structure of recBC DNase from Escherichia coli Harboring a recB and recC Genes-Inserted Plasmid. The Journal of Biochemistry. 98(3). 681–685. 2 indexed citations

8.

Yamagishi, Hideo, Tadashi Tsuda, Shinji Fujimoto, et al.. (1983). Purification of small polydisperse circular DNA of eukaryotic cells by use of ATP-dependent deoxyribonuclease. Gene. 26(2-3). 317–321. 41 indexed citations

9.

Umeno, Morio, Makoto Sasaki, Motoaki Anai, & Yasuyuki Takagi. (1983). Properties of the RecB and RecC gene products of EscherichiaColi. Biochemical and Biophysical Research Communications. 116(3). 1144–1150. 6 indexed citations

Rankless uses publication and citation data sourced from OpenAlex, an open and comprehensive bibliographic database. While OpenAlex provides broad and valuable coverage of the global research landscape, it—like all bibliographic datasets—has inherent limitations. These include incomplete records, variations in author disambiguation, differences in journal indexing, and delays in data updates. As a result, some metrics and network relationships displayed in Rankless may not fully capture the entirety of a scholar's output or impact.

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