Yasukatsu Oshima

8.5k total citations · 2 hit papers
135 papers, 6.8k citations indexed

About

Yasukatsu Oshima is a scholar working on Environmental Chemistry, Molecular Biology and Oceanography. According to data from OpenAlex, Yasukatsu Oshima has authored 135 papers receiving a total of 6.8k indexed citations (citations by other indexed papers that have themselves been cited), including 116 papers in Environmental Chemistry, 58 papers in Molecular Biology and 48 papers in Oceanography. Recurrent topics in Yasukatsu Oshima's work include Marine Toxins and Detection Methods (114 papers), Marine and coastal ecosystems (43 papers) and Protist diversity and phylogeny (33 papers). Yasukatsu Oshima is often cited by papers focused on Marine Toxins and Detection Methods (114 papers), Marine and coastal ecosystems (43 papers) and Protist diversity and phylogeny (33 papers). Yasukatsu Oshima collaborates with scholars based in Japan, United States and New Zealand. Yasukatsu Oshima's co-authors include Takeshi Yasumoto, Masayuki Satake, Hideyuki Onodera, M. Yamaguchi, Hideo Naoki, Néstor Lagos, Darı́o Andrinolo, Michio Murata, Yuko Cho and Mari Yotsu‐Yamashita and has published in prestigious journals such as Proceedings of the National Academy of Sciences, Journal of the American Chemical Society and Angewandte Chemie International Edition.

In The Last Decade

Yasukatsu Oshima

135 papers receiving 6.4k citations

Hit Papers

align trajectories sort by overperformance

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.

Postcolumn Derivatization Liquid Chromatographic Method for Paralytic Shellfish Toxins

1995 490 citations Yasukatsu Oshima profile →
Occurrence of a new type of shellfish poisoning in the Tohoku district.

1978 411 citations Takeshi Yasumoto, Yasukatsu Oshima et al. NIPPON SUISAN GAKKAISHI profile →

Peers — A (Enhanced Table)

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

Name	h						Papers	Cites
Yasukatsu Oshima Japan	41	5.7k	2.4k	2.3k	1.2k	787	135	6.8k
Daniel G. Baden United States	44	4.2k 0.7×	2.6k 1.1×	1.4k 0.6×	628 0.5×	744 0.9×	141	6.1k
Christopher O. Miles Norway	44	3.8k 0.7×	2.1k 0.9×	1.7k 0.7×	825 0.7×	588 0.7×	181	6.0k
Masayuki Satake Japan	55	6.8k 1.2×	3.4k 1.4×	1.9k 0.8×	785 0.7×	2.2k 2.8×	172	8.5k
Jeffrey L. C. Wright Canada	40	3.5k 0.6×	2.2k 0.9×	1.6k 0.7×	831 0.7×	1.0k 1.3×	150	5.7k
Patrizia Ciminiello Italy	43	3.3k 0.6×	1.8k 0.7×	1.7k 0.7×	666 0.6×	768 1.0×	125	4.8k
Carmela Dell’Aversano Italy	43	3.6k 0.6×	1.9k 0.8×	1.9k 0.8×	753 0.6×	363 0.5×	108	4.9k
Martino Forino Italy	37	2.5k 0.4×	1.7k 0.7×	1.1k 0.5×	455 0.4×	403 0.5×	100	3.9k
T. Yasumoto Japan	31	2.7k 0.5×	1.7k 0.7×	644 0.3×	485 0.4×	266 0.3×	80	3.4k
Philipp Heß France	43	4.0k 0.7×	1.7k 0.7×	1.8k 0.8×	846 0.7×	129 0.2×	144	4.9k
Kevin J. James Ireland	36	2.6k 0.5×	914 0.4×	1.1k 0.5×	425 0.4×	313 0.4×	74	3.5k

Countries citing papers authored by Yasukatsu Oshima

Since Specialization

Citations

This map shows the geographic impact of Yasukatsu Oshima'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 Yasukatsu Oshima with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Yasukatsu Oshima more than expected).

Fields of papers citing papers by Yasukatsu Oshima

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Yasukatsu Oshima. 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 Yasukatsu Oshima. The network helps show where Yasukatsu Oshima may publish in the future.

Co-authorship network of co-authors of Yasukatsu Oshima

This figure shows the co-authorship network connecting the top 25 collaborators of Yasukatsu Oshima. A scholar is included among the top collaborators of Yasukatsu Oshima 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 Yasukatsu Oshima. Yasukatsu Oshima is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

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20 of 20 papers shown

Cho, Yuko, et al.. (2024). Intracellular abundance, localization, and enzymatic activity of a saxitoxin biosynthesis enzyme, SxtG, in two sister subclones of the dinoflagellate Alexandrium catenella with extremely different levels of paralytic shellfish toxins. Harmful Algae. 139. 102723–102723. 4 indexed citations

Adachi, K., Yuko Cho, Yuta Kudo, et al.. (2024). Synthesis and Identification of decarbamoyloxySaxitoxins in Toxic Microalgae and their Reactions with the Oxygenase, SxtT, Reveal Saxitoxin Biosynthesis. Chemistry - A European Journal. 30(18). e202304238–e202304238. 4 indexed citations

Minowa, Takashi, Yuko Cho, Yuta Kudo, et al.. (2024). Synthesis of Saxitoxin Biosynthetic Intermediates: Reveal the Mechanism for Formation of its Tricyclic Skeleton in Biosynthesis. Chemistry - An Asian Journal. 19(24). e202400834–e202400834. 1 indexed citations

Oshima, Yasukatsu. (2008). Chemical and biochemical studies on paralytic shellfish toxins. NIPPON SUISAN GAKKAISHI. 74(5). 767–771. 2 indexed citations

Li, Yushan, et al.. (2004). Flavonoid Glycosides from Cecropia adenopus. 58(1). 46. 2 indexed citations

Pomati, Francesco, Silvia Sacchi, Carlo Rossetti, et al.. (2000). THE FRESHWATER CYANOBACTERIUM PLANKTOTHRIX SP. FP1: MOLECULAR IDENTIFICATION AND DETECTION OF PARALYTIC SHELLFISH POISONING TOXINS. Journal of Phycology. 36(3). 553–562. 107 indexed citations

Morohashi, Akio, Masayuki Satake, Hideo Naoki, et al.. (1999). Brevetoxin B4 isolated from greenshell musselsPerna canaliculus, the major toxin involved in neurotoxic shellfish poisoning in New Zealand. Natural Toxins. 7(2). 45–48. 60 indexed citations

Lee, Jongsoo, et al.. (1992). Paralytic Shellfish Toxins in the Mussel Mytilus edulis and Dinoflagellate Alexandrium tamarense from Jinhae Bay, Korea. Korean Journal of Fisheries and Aquatic Sciences. 25(2). 144–150. 7 indexed citations

Kotaki, Yuichi, Yasukatsu Oshima, & Takeshi Yasumoto. (1985). Bacterial transformation of paralytic shellfish toxins in coral reef crabs and a marine snail.. NIPPON SUISAN GAKKAISHI. 51(6). 1009–1013. 43 indexed citations

10.

Kodama, Masaaki, et al.. (1984). Toxicity of muscle and other organs of five species of puffer collected from the Pacific coast of Tohoku area of Japan.. NIPPON SUISAN GAKKAISHI. 50(4). 703–706. 23 indexed citations

11.

Oshima, Yasukatsu, et al.. (1982). Growth and toxicity of Protogonyaulax tamarensis in axenic culture.. NIPPON SUISAN GAKKAISHI. 48(9). 1341–1343. 22 indexed citations

12.

Oshima, Yasukatsu, Takeshi Yasumoto, Masaaki Kodama, et al.. (1982). Features of paralytic shelfish poison occurring in tohoku district.. NIPPON SUISAN GAKKAISHI. 48(4). 525–530. 43 indexed citations

13.

Oshima, Yasukatsu, Tomoko Hayakawa, Megumi Hashimoto, Yuichi Kotaki, & Takeshi Yasumoto. (1982). Classification of Protogonyaulax tamarensis from northern Japan into three strains by toxin composition.. NIPPON SUISAN GAKKAISHI. 48(6). 851–854. 29 indexed citations

14.

Murata, Michio, et al.. (1982). Isolation and structural elucidation of the causative toxin of the diarrhetic shellfish poisoning.. NIPPON SUISAN GAKKAISHI. 48(4). 549–552. 231 indexed citations

15.

Oshima, Yasukatsu, et al.. (1982). Identification and toxicity of the resting cysts of Protogonyaulax found in Ofunato Bay.. NIPPON SUISAN GAKKAISHI. 48(9). 1303–1305. 12 indexed citations

16.

Yasumoto, Takeshi, et al.. (1982). Construction of a continuous tetrodotoxin analyzer.. NIPPON SUISAN GAKKAISHI. 48(10). 1481–1483. 24 indexed citations

17.

Oshima, Yasukatsu, et al.. (1982). Identification of okadaic acid as a toxic component of a marine dinoflagellate Prorocentrum lima.. NIPPON SUISAN GAKKAISHI. 48(1). 69–72. 297 indexed citations

18.

Yasumoto, Takeshi, et al.. (1981). Analysis of paralytic shellfish toxins of xanthid crabs in okinawa.. NIPPON SUISAN GAKKAISHI. 47(7). 957–959. 36 indexed citations

19.

Yasumoto, Takeshi, Akio Inoue, Kenshiro Fujimoto, et al.. (1980). Environmental studies on a toxic dinoflagellate responsible for Ciguatera.. NIPPON SUISAN GAKKAISHI. 46(11). 1397–1404. 83 indexed citations

20.

Yasumoto, Takeshi, et al.. (1980). Toxicity of benthic dinoflagellates found in coral reef.. NIPPON SUISAN GAKKAISHI. 46(3). 327–331. 56 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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