Grigorij Kogan

5.7k total citations · 1 hit paper
99 papers, 4.6k citations indexed

About

Grigorij Kogan is a scholar working on Plant Science, Molecular Biology and Cell Biology. According to data from OpenAlex, Grigorij Kogan has authored 99 papers receiving a total of 4.6k indexed citations (citations by other indexed papers that have themselves been cited), including 38 papers in Plant Science, 23 papers in Molecular Biology and 16 papers in Cell Biology. Recurrent topics in Grigorij Kogan's work include Polysaccharides and Plant Cell Walls (29 papers), Proteoglycans and glycosaminoglycans research (13 papers) and Polysaccharides Composition and Applications (10 papers). Grigorij Kogan is often cited by papers focused on Polysaccharides and Plant Cell Walls (29 papers), Proteoglycans and glycosaminoglycans research (13 papers) and Polysaccharides Composition and Applications (10 papers). Grigorij Kogan collaborates with scholars based in Slovakia, United States and Russia. Grigorij Kogan's co-authors include Ladislav Šoltés, Robert Stern, Peter Gemeiner, A. Kocher, J. Šandula, Mark J. Jedrzejas, Eva Machová, M. Stankovská, Raniero Mendichi and Irina Sadovskaya and has published in prestigious journals such as Journal of Biological Chemistry, Journal of Agricultural and Food Chemistry and Carbohydrate Polymers.

In The Last Decade

Grigorij Kogan

99 papers receiving 4.4k 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.

Hyaluronic acid: a natural biopolymer with a broad range of biomedical and industrial applications

2006 729 citations Grigorij Kogan, Ladislav Šoltés et al. Biotechnology Letters profile →

Author Peers

Peers are selected by citation overlap in the author's most active subfields. citations · hero ref

Author						Papers	Cites
Grigorij Kogan	1.4k	1.0k	818	637	544	99	4.6k
Jeffrey P. Pearson	1.8k 1.2×	406 0.4×	363 0.4×	724 1.1×	278 0.5×	171	6.4k
Lokesh Joshi	3.4k 2.4×	585 0.6×	371 0.5×	459 0.7×	168 0.3×	137	5.4k
Adrian Allen	3.4k 2.4×	980 0.9×	506 0.6×	1.1k 1.7×	240 0.4×	149	8.0k
Sittiruk Roytrakul	3.4k 2.4×	1.3k 1.3×	248 0.3×	759 1.2×	573 1.1×	557	7.6k
Masahiro Ogawa	2.3k 1.6×	1.4k 1.3×	531 0.6×	1.2k 1.8×	456 0.8×	221	6.3k
Yuguang Du	2.1k 1.4×	1.5k 1.4×	176 0.2×	426 0.7×	824 1.5×	153	4.9k
Philip W. Wertz	3.7k 2.5×	341 0.3×	1.1k 1.3×	1.3k 2.0×	215 0.4×	174	11.1k
Hideki Nakashima	2.9k 2.0×	712 0.7×	257 0.3×	418 0.7×	438 0.8×	215	6.9k
Maria Tereza dos Santos Correia	2.3k 1.6×	1.8k 1.7×	146 0.2×	1.3k 2.0×	448 0.8×	281	6.1k
Yu-Hsin Lin	1.2k 0.8×	682 0.7×	173 0.2×	438 0.7×	1.3k 2.5×	106	5.2k

Countries citing papers authored by Grigorij Kogan

Since Specialization

Citations

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

Fields of papers citing papers by Grigorij Kogan

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of Grigorij Kogan

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

All Works

Sort: Min cites: Since: Top N: Style:

20 of 20 papers shown

Cortesi, M., Eddie Fridman, Alexander Volkov, et al.. (2008). Clinical assessment of the cancer diagnostic value of prostatic zinc: A comprehensive needle‐biopsy study. The Prostate. 68(9). 994–1006. 42 indexed citations

Babincová, Melánia, et al.. (2007). Carboxymethylated (1 –> 3)- β -D-Glucan Protects Liposomes Against Ultraviolet Light-Induced Lipid Peroxidation. Journal of Medicinal Food. 10(1). 189–193. 5 indexed citations

Stern, Robert, Grigorij Kogan, Mark J. Jedrzejas, & Ladislav Šoltés. (2007). The many ways to cleave hyaluronan. Biotechnology Advances. 25(6). 537–557. 338 indexed citations

Šoltés, Ladislav, Katarína Valachová, Raniero Mendichi, et al.. (2007). Solution properties of high-molar-mass hyaluronans: the biopolymer degradation by ascorbate. Carbohydrate Research. 342(8). 1071–1077. 24 indexed citations

Kogan, Grigorij, Ladislav Šoltés, Robert Stern, & Peter Gemeiner. (2006). Hyaluronic acid: a natural biopolymer with a broad range of biomedical and industrial applications. Biotechnology Letters. 29(1). 17–25. 729 indexed citations breakdown →

Šoltés, Ladislav, M. Stankovská, Grigorij Kogan, Peter Gemeiner, & Robert Stern. (2005). Contribution of Oxidative-Reductive Reactions to High-Molecular-Weight Hyaluronan Catabolism. Chemistry & Biodiversity. 2(9). 1242–1245. 30 indexed citations

Vlčková, Viera, et al.. (2004). Antigenotoxic potential of glucomannan on four model test systems. Cell Biology and Toxicology. 20(6). 325–332. 16 indexed citations

Kogan, Grigorij, P Rauko, & Eva Machová. (2003). Fungal chitin–glucan derivatives exert protective or damaging activity on plasmid DNA. Carbohydrate Research. 338(9). 931–935. 13 indexed citations

Kogan, Grigorij, et al.. (2003). Conjugation of meningococcal lipooligosaccharides through their lipid A terminus conserves their inner epitopes and results in conjugate vaccines having improved immunological properties. Carbohydrate Research. 338(2). 167–175. 18 indexed citations

10.

Babincová, Melánia, Zuzana Bačová, E. Machová, & Grigorij Kogan. (2002). Antioxidant Properties of Carboxymethyl Glucan: Comparative Analysis. Journal of Medicinal Food. 5(2). 79–83. 60 indexed citations

11.

Короленко, Т. А., et al.. (2001). Macrophage Stimulator β-(1→3)-D-Carboxymethylglucan Improves the Efficiency of Chemotherapy of Lewis Lung Carcinoma. Bulletin of Experimental Biology and Medicine. 132(2). 787–790. 3 indexed citations

12.

Čipák, Luboš, et al.. (2001). Comparative DNA protectivity and antimutagenicity studies using DNA-topology and Ames assays. Toxicology in Vitro. 15(6). 677–681. 18 indexed citations

13.

Machová, E., et al.. (2000). Encapsulation and Binding of β-Glucan to Liposomes: I. Design of a New Immunomodulatory Drug Delivery System. Comptes Rendus De L Academie Bulgare Des Sciences. 53. 9. 1 indexed citations

14.

Machová, Eva, et al.. (1999). Protective effect of the yeast glucomannan against cyclophosphamide-induced mutagenicity. Mutation Research/Genetic Toxicology and Environmental Mutagenesis. 444(1). 117–122. 26 indexed citations

15.

Machová, E., et al.. (1999). Effect of ultrasonic treatment on the molecular weight of carboxymethylated chitin–glucan complex from Aspergillus niger. Ultrasonics Sonochemistry. 5(4). 169–172. 23 indexed citations

16.

Kogan, Grigorij, Dušan Uhrı́n, Jean‐Robert Brisson, et al.. (1996). Structural and Immunochemical Characterization of the Type VIII Group B Streptococcus Capsular Polysaccharide. Journal of Biological Chemistry. 271(15). 8786–8790. 65 indexed citations

17.

Kogan, Grigorij, Jean‐Robert Brisson, Dennis L. Kasper, et al.. (1995). Structural elucidation of the novel type VII group B Streptococcus capsular polysaccharide by high resolution NMR spectroscopy. Carbohydrate Research. 277(1). 1–9. 35 indexed citations

18.

Kogan, Grigorij, et al.. (1993). Structure of the O56 antigen of Escherichia coli, a polysaccharide containing 7-substituted α-N-acetylneuraminic acid. Carbohydrate Research. 238. 261–270. 8 indexed citations

19.

Kogan, Grigorij, Barbara Jann, & Klaus Jann. (1992). Structure of theEscherichia coli0104 polysaccharide and its identity with the capsular K9 polysaccharide. FEMS Microbiology Letters. 91(2). 135–140. 19 indexed citations

20.

Kogan, Grigorij, et al.. (1979). Modeling gas bursts. Journal of Mining Science. 15(5). 491–494. 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.

Explore authors with similar magnitude of impact