Yoshitane Kojima

1.9k total citations · 1 hit paper
74 papers, 1.7k citations indexed

About

Yoshitane Kojima is a scholar working on Inorganic Chemistry, Oncology and Molecular Biology. According to data from OpenAlex, Yoshitane Kojima has authored 74 papers receiving a total of 1.7k indexed citations (citations by other indexed papers that have themselves been cited), including 36 papers in Inorganic Chemistry, 27 papers in Oncology and 24 papers in Molecular Biology. Recurrent topics in Yoshitane Kojima's work include Metal complexes synthesis and properties (26 papers), Vanadium and Halogenation Chemistry (25 papers) and Chemical Synthesis and Analysis (20 papers). Yoshitane Kojima is often cited by papers focused on Metal complexes synthesis and properties (26 papers), Vanadium and Halogenation Chemistry (25 papers) and Chemical Synthesis and Analysis (20 papers). Yoshitane Kojima collaborates with scholars based in Japan, Mexico and United States. Yoshitane Kojima's co-authors include Hiromu Sakurai, Yutaka Yoshikawa, Kenji Kawabe, Hiroyuki Yasui, Eriko Ueda, Hiroyuki Miyake, Tetsushi Yamashita, Makoto Tadokoro, Ken Hirotsu and Naohisa Yanagihara and has published in prestigious journals such as Journal of the American Chemical Society, Coordination Chemistry Reviews and Biochemical and Biophysical Research Communications.

In The Last Decade

Yoshitane Kojima

73 papers receiving 1.6k citations

Hit Papers

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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.

Antidiabetic vanadium(IV) and zinc(II) complexes

2002 500 citations Hiromu Sakurai, Yoshitane Kojima et al. profile →

Peers

Countries citing papers authored by Yoshitane Kojima

Since Specialization

Citations

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

Fields of papers citing papers by Yoshitane Kojima

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of Yoshitane Kojima

This figure shows the co-authorship network connecting the top 25 collaborators of Yoshitane Kojima. A scholar is included among the top collaborators of Yoshitane Kojima 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 Yoshitane Kojima. Yoshitane Kojima 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

#	Work	Indexed citations
1	Zinc(II) complexes with allixin-derivatives as oral therapeutics for type 2 diabetes 2006 ·Yusuke Adachi, Yutaka Yoshikawa, Jiro Yoshida, Y Kodera, Akira Katoh, Yoshitane Kojima, Hiromu Sakurai	7
2	A family of insulinomimetic zinc(II) complexes of amino ligands with Zn(Nn) (n=3 and 4) coordination modes 2005 ·Journal of Inorganic Biochemistry ·Yutaka Yoshikawa, (unknown), Hiromu Sakurai, Yoshitane Kojima	19
3	Preventive Effects of Zn(II) Complex with Papaya Powder on Type 2 Diabetes Mellitus 2004 ·(unknown), Hiroko Hashimoto, Hiroshi Taniguchi, Yutaka Yoshikawa, Yoshitane Kojima, Mahsa Naemi	0
4	The action mechanism of zinc(II) complexes with insulinomimetic activity in rat adipocytes 2004 ·Life Sciences ·Yutaka Yoshikawa, Eriko Ueda, Yoshitane Kojima, Hiromu Sakurai	74
5	Improvement of Glucose Tolerance by Vitamin C/Zinc(II) Complexes 2003 ·Yoshitane Kojima, Yutaka Yoshikawa, (unknown), (unknown), Akio Ichimura, Matsumi Doe, (unknown)	4
6	Synthesis, structure analysis, solution chemistry, and in vitro insulinomimetic activity of novel oxovanadium(IV) complexes with tripodal ligands containing an imidazole group derived from amino acids 2003 ·JBIC Journal of Biological Inorganic Chemistry ·Kenji Kawabe, (unknown), Yutaka Yoshikawa, Akio Ichimura, (unknown), Naohisa Yanagihara, Toshikazu Takino, Hiromu Sakurai, Yoshitane Kojima	12
7	Metallokinetic Study of Zinc in the Blood of Normal Rats Given Insulinomimetic Zinc(II) Complexes and Improvement of Diabetes Mellitus in Type 2 Diabetic GK Rats by their Oral Administration 2002 ·Drug Metabolism and Pharmacokinetics ·(unknown), Keisuke Fujimoto, Hiroyuki Yasui, Kenji Kawabe, Yutaka Yoshikawa, Yoshitane Kojima, Hiromu Sakurai	35
8	Bis(6-ethylpicolinato)oxovanadium(IV) complex with normoglycemic activity in KK-Ay mice 2002 ·Journal of Inorganic Biochemistry ·(unknown), Yutaka Yoshikawa, Kenji Kawabe, Hiromu Sakurai, Yoshitane Kojima	41
9	Blood glucose lowering and toxicological effects of zinc (II) complexes with maltol, threonine, and picolinic acid. 2002 ·PubMed ·Yoshitane Kojima, Yutaka Yoshikawa, Eriko Ueda, (unknown), Saeko Takahashi, (unknown), (unknown), Toyoko Hiroi, Susumu Imaoka, Yoshihiko Funae	10
10	Development of new insulinomimetic zinc(II) picolinate complexes with a Zn(N2O2) coordination mode: structure characterization, in vitro, and in vivo studies 2001 ·JBIC Journal of Biological Inorganic Chemistry ·Yutaka Yoshikawa, Eriko Ueda, Kenji Kawabe, Hiroyuki Miyake, Toshikazu Takino, Hiromu Sakurai, Yoshitane Kojima	104
11	Insulinomimetic bis(maltolato)zinc(II) Complex: Blood Glucose Normalizing Effect in KK-Ay Mice with Type 2 Diabetes Mellitus 2001 ·Biochemical and Biophysical Research Communications ·Yutaka Yoshikawa, Eriko Ueda, Hiroyuki Miyake, Hiromu Sakurai, Yoshitane Kojima	61
12	Thermal decomposition of oxovanadium(IV) complexes with N,N′-ethylenebis(amino acids) 2000 ·Polyhedron ·Naohisa Yanagihara, (unknown), (unknown), Kenji Kawabe, Yoshitane Kojima	2
13	Syntheses, Structures, and Insulin-like Activities of Oxovanadium(IV) Complexes with Tetra- and Penta-dentate Histidine Derivatives 1998 ·Chemistry Letters ·Kenji Kawabe, (unknown), (unknown), Kazuhiro Yamato, Makoto Tadokoro, Yoshitane Kojima, (unknown), Hiromu Sakurai	26
14	Convenient Preparations of Chiral N,N'-Ethylene-Bridged Dipeptides and Their Uses as Units of Pseudopeptides. 1996 ·Journal of Synthetic Organic Chemistry Japan ·Yoshitane Kojima, Tetsushi Yamashita	2
15	Structure-Activity Relationships of Dermorphin Analogues Containing Chiral Piperazin-2-one and Piperazine Derivatives. 1996 ·Chemical and Pharmaceutical Bulletin ·Tetsushi Yamashita, (unknown), Hiroshi Takenaka, Yoshitane Kojima, Yutaka Inoue, Munekazu Gemba, Masahide Yasuda	7
16	Coordination abilities of amide oxygens in a 24-membered ring pseudopeptide toward several transition metal ions in acetonitrile 1994 ·Inorganica Chimica Acta ·Hiroyuki Miyake, Noriko Kato, Yoshitane Kojima, Akio Sugihara	5
17	Preparations, solution conformations and molecular structures of N,N′‐ethylene‐bridged dipeptides and their derivatives 1991 ·International journal of peptide & protein research ·Yoshitane Kojima, Youko Ikeda, (unknown), (unknown), Akihiro Okamoto, Ken Hirotsu, Kozo Shibata, (unknown)	13
18	PREPARATION AND STRUCTURE OF Ag(I) COMPLEX WITH CYCLO(l-METHIONYL-l-METHIONYL) 1983 ·Chemistry Letters ·Yoshitane Kojima, Tetsushi Yamashita, Yoshio Ishino, Tsuneaki Hirashima, Ken Hirotsu	6
19	The Crystal and Molecular Structure of the Aquabis(cyclo-l-histidyl-l-histidylato)dicopper(II) Perchlorate Hydrate [H2O Cu2(C12H13N6O2)2](ClO4)2·3.5H2O 1977 ·Bulletin of the Chemical Society of Japan ·Yoshitane Kojima, Ken Hirotsu, K. Matsumoto	7
20	X-Ray Study of the Compound Obtained by the Reaction of Nδ-Salicylidene-l-ornithine and Palladium(II) acetate. The Crystal Structure of (Nα-Salicylidene-d-ornithinato) (Nα-Salicylidene-l-ornithinato)dipalladium(II)-Dimethyl Sulfoxide 1975 ·Bulletin of the Chemical Society of Japan ·Yoshitane Kojima, M. Matsui, K. Matsumoto	2

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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