Dwijendra N. Roy

1.9k total citations · 1 hit paper
19 papers, 1.4k citations indexed

About

Dwijendra N. Roy is a scholar working on Plant Science, Ecology, Evolution, Behavior and Systematics and Nutrition and Dietetics. According to data from OpenAlex, Dwijendra N. Roy has authored 19 papers receiving a total of 1.4k indexed citations (citations by other indexed papers that have themselves been cited), including 10 papers in Plant Science, 8 papers in Ecology, Evolution, Behavior and Systematics and 3 papers in Nutrition and Dietetics. Recurrent topics in Dwijendra N. Roy's work include Botanical Research and Chemistry (6 papers), Genetic and Environmental Crop Studies (4 papers) and GABA and Rice Research (4 papers). Dwijendra N. Roy is often cited by papers focused on Botanical Research and Chemistry (6 papers), Genetic and Environmental Crop Studies (4 papers) and GABA and Rice Research (4 papers). Dwijendra N. Roy collaborates with scholars based in United States and India. Dwijendra N. Roy's co-authors include Peter S. Spencer, Jacques Hugon, Stephen M. Ross, Albert C. Ludolph, Peter B. Nunn, Herbert H. Schaumburg, Albert C. Ludolph, M. P. Dwivedi, Srinivasa P. S. Rao and Glen E. Kisby and has published in prestigious journals such as Science, The Lancet and Journal of Agricultural and Food Chemistry.

In The Last Decade

Dwijendra N. Roy

19 papers receiving 1.3k 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.

Guam Amyotrophic Lateral Sclerosis-Parkinsonism-Dementia Linked to a Plant Excitant Neurotoxin

1987 676 citations Peter S. Spencer, Peter B. Nunn et al. Science profile →

Peers — A (Enhanced Table)

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

Name	h						Papers	Cites
Dwijendra N. Roy United States	12	440	429	400	290	171	19	1.4k
Glen E. Kisby United States	24	815 1.9×	386 0.9×	271 0.7×	135 0.5×	79 0.5×	45	1.8k
Alan J. Hargreaves United Kingdom	23	485 1.1×	573 1.3×	98 0.2×	208 0.7×	90 0.5×	91	1.4k
Wolf‐D. Dettbarn United States	26	684 1.6×	642 1.5×	137 0.3×	624 2.2×	57 0.3×	85	1.9k
J.S. Bains Canada	9	379 0.9×	116 0.3×	162 0.4×	232 0.8×	27 0.2×	15	1.1k
John M. Midgley United Kingdom	23	581 1.3×	131 0.3×	121 0.3×	585 2.0×	107 0.6×	124	1.9k
Florianne Monnet‐Tschudi Switzerland	27	528 1.2×	383 0.9×	122 0.3×	320 1.1×	22 0.1×	59	1.9k
P. Perrino Germany	21	389 0.9×	1.2k 2.8×	112 0.3×	44 0.2×	192 1.1×	94	1.7k
Marie‐Gabrielle Zurich Switzerland	26	431 1.0×	334 0.8×	77 0.2×	260 0.9×	20 0.1×	57	1.5k
Thimmappa S. Anekonda United States	18	983 2.2×	218 0.5×	123 0.3×	345 1.2×	39 0.2×	35	2.3k
Gabriela A. Salvador Argentina	25	805 1.8×	75 0.2×	207 0.5×	290 1.0×	25 0.1×	62	1.7k

Countries citing papers authored by Dwijendra N. Roy

Since Specialization

Citations

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

Fields of papers citing papers by Dwijendra N. Roy

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Dwijendra N. Roy. 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 Dwijendra N. Roy. The network helps show where Dwijendra N. Roy may publish in the future.

Co-authorship network of co-authors of Dwijendra N. Roy

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

All Works

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19 of 19 papers shown

Spencer, Peter S., Jacques Hugon, Albert C. Ludolph, et al.. (2007). Discovery and Partial Characterization of Primate Motor‐System Toxins. Novartis Foundation symposium. 126. 221–238. 41 indexed citations

Roy, Dwijendra N., Mohammad I. Sabri, Robert J. Kayton, & Peter S. Spencer. (2006). β-Cyano-L-alanine toxicity: Evidence for the involvement of an excitotoxic mechanism. Natural Toxins. 4(6). 247–253. 10 indexed citations

Roy, Dwijendra N., David H. Peyton, & Peter S. Spencer. (1995). Isolation and identification of two potent neurotoxins, aspartic acid and glutamic acid, from yellow star thistle (Centaurea solstitialis). Natural Toxins. 3(3). 174–180. 8 indexed citations

Sabri, Mohammad I., et al.. (1995). Action of β‐N‐Oxalylamino‐l‐Alanine on Mouse Brain NADH‐Dehydrogenase Activity. Journal of Neurochemistry. 65(4). 1842–1848. 15 indexed citations

Ayyagari, Radha, B. S. Narasinga Rao, & Dwijendra N. Roy. (1989). Lectins, trypsin inhibitors, BOAA and tannins in legumes and cereals and the effects of processing. Food Chemistry. 34(3). 229–238. 32 indexed citations

Roy, Dwijendra N., et al.. (1989). Uptake and persistence of the herbicide glyphosate (Vision®) in fruit of wild blueberry and red raspberry. Canadian Journal of Forest Research. 19(7). 842–847. 18 indexed citations

Ross, Stephen M., Dwijendra N. Roy, & Peter S. Spencer. (1989). β‐N‐Oxalylamino‐L‐Alanine Action on Glutamate Receptors. Journal of Neurochemistry. 53(3). 710–715. 77 indexed citations

Kisby, Glen E., Dwijendra N. Roy, & Peter S. Spencer. (1988). Determination of β-N--- (BMAA) in plant (Cycas circinalis L.) and animal tissue by precolumn derivatization with 9-fluorenylmethyl chloroformate (FMOC) and reversed-phase high-performance liquid chromatography. Journal of Neuroscience Methods. 26(1). 45–54. 53 indexed citations

Spencer, Peter S., Peter B. Nunn, Jacques Hugon, et al.. (1987). Guam Amyotrophic Lateral Sclerosis-Parkinsonism-Dementia Linked to a Plant Excitant Neurotoxin. Science. 237(4814). 517–522. 676 indexed citations breakdown →

10.

Ludolph, Albert C., et al.. (1986). LATHYRISM: EVIDENCE FOR ROLE OF THE NEUROEXCITATORY AMINOACID BOAA. The Lancet. 328(8515). 1066–1067. 297 indexed citations

11.

Ross, Stephen M., Dwijendra N. Roy, & Peter S. Spencer. (1985). β‐N‐Oxalylamino‐l‐Alanine: Action on High‐Affinity Transport of Neurotransmitters in Rat Brain and Spinal Cord Synaptosomes. Journal of Neurochemistry. 44(3). 886–892. 27 indexed citations

12.

Bhat, Ramesh V., et al.. (1983). TOXICOLOGICAL EVALUATION OF KARNAL BUNT WHEAT. Journal of Food Safety. 5(3). 105–111. 5 indexed citations

13.

Bhat, Ramesh V., et al.. (1982). Nutritional and toxicological evaluation of ‘black tip’ rice. Journal of the Science of Food and Agriculture. 33(1). 41–47. 7 indexed citations

14.

Roy, Dwijendra N.. (1980). Trypsin inhibitor from Lathyrus sativus seeds: final purification, separation of protein components, properties, and characterization. Journal of Agricultural and Food Chemistry. 28(1). 48–54. 11 indexed citations

15.

Roy, Dwijendra N. & K. Visweswara Rao. (1978). Physicochemical values in different varieties of Lathyrus sativus and their interrelationships. Journal of Agricultural and Food Chemistry. 26(3). 687–689. 9 indexed citations

16.

Bhat, Ramesh V., Dwijendra N. Roy, & P. G. Tulpule. (1976). The nature of alkaloids of ergoty pearl millet or bajra and its comparison with alkaloids of ergoty rye and ergoty wheat. Toxicology and Applied Pharmacology. 36(1). 11–17. 14 indexed citations

17.

Roy, Dwijendra N., et al.. (1974). Trypsin inhibitor content in some varieties of soya bean (Glycine max L.) and sunflower seeds (Helianthus annuus L.). Journal of the Science of Food and Agriculture. 25(7). 765–769. 17 indexed citations

18.

Roy, Dwijendra N.. (1972). Further purification, fractionation, and properties of trypsin inhibitor isolated from Lathyrus sativus. Journal of Agricultural and Food Chemistry. 20(4). 778–780. 6 indexed citations

19.

Roy, Dwijendra N. & Srinivasa P. S. Rao. (1971). Evidence, isolation, purification, and some properties of a trypsin inhibitor in Lathyrus sativus. Journal of Agricultural and Food Chemistry. 19(2). 257–259. 59 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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