Ragulan Ramanathan

1.5k total citations · 1 hit paper
20 papers, 1.3k citations indexed

About

Ragulan Ramanathan is a scholar working on Spectroscopy, Molecular Biology and Organic Chemistry. According to data from OpenAlex, Ragulan Ramanathan has authored 20 papers receiving a total of 1.3k indexed citations (citations by other indexed papers that have themselves been cited), including 11 papers in Spectroscopy, 9 papers in Molecular Biology and 4 papers in Organic Chemistry. Recurrent topics in Ragulan Ramanathan's work include Mass Spectrometry Techniques and Applications (10 papers), Analytical Chemistry and Chromatography (4 papers) and Estrogen and related hormone effects (3 papers). Ragulan Ramanathan is often cited by papers focused on Mass Spectrometry Techniques and Applications (10 papers), Analytical Chemistry and Chromatography (4 papers) and Estrogen and related hormone effects (3 papers). Ragulan Ramanathan collaborates with scholars based in United States and Russia. Ragulan Ramanathan's co-authors include Michael L. Gross, Ercole L. Cavalieri, Eleanor G. Rogan, Douglas E. Stack, John R. Eyler, Indra Dwivedy, Ronald L. Cerny, Kashinath D. Patil, Prabhakar D. Devanesan and Sonny L. Johansson and has published in prestigious journals such as Proceedings of the National Academy of Sciences, The Journal of Chemical Physics and Analytical Chemistry.

In The Last Decade

Ragulan Ramanathan

20 papers receiving 1.3k citations

Hit Papers

Molecular origin of cancer: Catechol estrogen-3,4-quinone... 1997 2026 2006 2016 1997 200 400 600
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.

  1. Molecular origin of cancer: Catechol estrogen-3,4-quinones as endogenous tumor initiators
    1997 617 citations Ercole L. Cavalieri, Douglas E. Stack et al. Proceedings of the National Academy of Sciences profile →

Peers — A (Enhanced Table)

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

Name h Career Trend Papers Cites
Ragulan Ramanathan United States 16 658 439 405 154 126 20 1.3k
Mikael Peräkylä Finland 28 980 1.5× 281 0.6× 172 0.4× 111 0.7× 497 3.9× 79 2.0k
Angelo Vedani Switzerland 27 1.1k 1.7× 171 0.4× 279 0.7× 164 1.1× 419 3.3× 74 2.1k
Joseph A. Hankin United States 23 1.4k 2.1× 92 0.2× 1.3k 3.2× 89 0.6× 111 0.9× 39 2.5k
Aberra Fura United States 20 423 0.6× 97 0.2× 240 0.6× 163 1.1× 231 1.8× 30 1.2k
Iain M. McLay United Kingdom 22 695 1.1× 229 0.5× 195 0.5× 90 0.6× 402 3.2× 32 1.5k
Bruno Rizzuti Italy 26 1.3k 2.0× 147 0.3× 83 0.2× 245 1.6× 163 1.3× 98 2.0k
F. J. Zeelen Netherlands 11 701 1.1× 205 0.5× 201 0.5× 125 0.8× 665 5.3× 35 1.6k
Shiro Yoshioka Japan 24 702 1.1× 137 0.3× 134 0.3× 115 0.7× 78 0.6× 54 1.4k
Gildas Bertho France 23 1.0k 1.6× 67 0.2× 139 0.3× 128 0.8× 386 3.1× 87 1.9k
Hiroaki Tokiwa Japan 23 547 0.8× 151 0.3× 291 0.7× 92 0.6× 428 3.4× 95 1.7k

Countries citing papers authored by Ragulan Ramanathan

Since Specialization
Citations

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

Fields of papers citing papers by Ragulan Ramanathan

Since Specialization
Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of Ragulan Ramanathan

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

All Works

20 of 20 papers shown
1.
Ramanathan, Ragulan. (2006). Using mass spectrometry for drug metabolism studies. Journal of the American Society for Mass Spectrometry. 17(8). 1188–1192. 44 indexed citations
2.
3.
Clark, A. Clay, Ragulan Ramanathan, & Carl Frieden. (1998). [8] Purification of GroEL with low fluorescence background. Methods in enzymology on CD-ROM/Methods in enzymology. 290. 100–118. 28 indexed citations
4.
Devanesan, Prabu, Douglas E. Stack, Ragulan Ramanathan, et al.. (1998). Metabolic Activation and Formation of DNA Adducts of Hexestrol, a Synthetic Nonsteroidal Carcinogenic Estrogen. Chemical Research in Toxicology. 11(5). 412–419. 37 indexed citations
5.
Cao, Kai, Douglas E. Stack, Ragulan Ramanathan, et al.. (1998). Synthesis and Structure Elucidation of Estrogen Quinones Conjugated with Cysteine, N-Acetylcysteine, and Glutathione. Chemical Research in Toxicology. 11(8). 909–916. 65 indexed citations
6.
Wan, Katty, et al.. (1998). Structure and fragmentation mechanisms of isomeric T-rich oligodeoxynucleotides: A comparison of four tandem mass spectrometric methods. Journal of the American Society for Mass Spectrometry. 9(7). 683–691. 89 indexed citations
7.
Ramanathan, Ragulan, Kai Cao, Ercole L. Cavalieri, & Michael L. Gross. (1998). Mass spectrometric methods for distinguishing structural isomers of glutathione conjugates of estrone and estradiol. Journal of the American Society for Mass Spectrometry. 9(6). 612–619. 27 indexed citations
8.
Cao, Kai, Prabu Devanesan, Ragulan Ramanathan, et al.. (1998). Covalent Binding of Catechol Estrogens to Glutathione Catalyzed by Horseradish Peroxidase, Lactoperoxidase, or Rat Liver Microsomes. Chemical Research in Toxicology. 11(8). 917–924. 23 indexed citations
9.
10.
Ramanathan, Ragulan, Michael L. Gross, Walter L. Zielinski, & Thomas Layloff. (1997). Monitoring Recombinant Protein Drugs:  A Study of Insulin by H/D Exchange and Electrospray Ionization Mass Spectrometry. Analytical Chemistry. 69(24). 5142–5145. 24 indexed citations
11.
Nemirovskiy, Olga V., Ragulan Ramanathan, & Michael L. Gross. (1997). Investigation of calcium-induced, noncovalent association of calmodulin with melittin by electrospray ionization mass spectrometry. Journal of the American Society for Mass Spectrometry. 8(8). 809–812. 50 indexed citations
12.
Byun, Jaeman, et al.. (1997). Determination of isomeric dibenzo[a,l]pyrene-adenine adducts by six different tandem mass spectrometric experiments. Journal of the American Society for Mass Spectrometry. 8(9). 977–986. 5 indexed citations
13.
Cavalieri, Ercole L., Douglas E. Stack, Prabhakar D. Devanesan, et al.. (1997). Molecular origin of cancer: Catechol estrogen-3,4-quinones as endogenous tumor initiators. Proceedings of the National Academy of Sciences. 94(20). 10937–10942. 617 indexed citations breakdown →
14.
Ramanathan, Ragulan, et al.. (1996). Infrared multiphoton dissociation of electrosprayed crown ether complexes. International Journal of Mass Spectrometry and Ion Processes. 157-158. 365–378. 28 indexed citations
15.
Prókai, László, Ragulan Ramanathan, Joseph P. Nawrocki, & John R. Eyler. (1996). Electrospray ionization mass spectrometry of cyclodextrin complexes of amino acids and peptides. Journal of Inclusion Phenomena and Macrocyclic Chemistry. 25(1-3). 117–120. 14 indexed citations
16.
Ramanathan, Ragulan & László Prókai. (1995). Electrospray ionization mass spectrometric study of encapsulation of amino acids by cyclodextrins. Journal of the American Society for Mass Spectrometry. 6(9). 866–871. 70 indexed citations
17.
Katritzky, Alan R., Z. Dega‐Szafran, Ragulan Ramanathan, & John R. Eyler. (1994). Ion cyclotron resonance mass spectrometric study of ion—molecule reactions in toluene—pyridine mixtures. Organic Mass Spectrometry. 29(2). 96–101. 8 indexed citations
18.
Cheeseman, M, et al.. (1993). Infrared multiple photon dissociation spectra of gaseous ions. The Journal of Physical Chemistry. 97(30). 7839–7843. 45 indexed citations
19.
Ramanathan, Ragulan, Jeffrey A. Zimmerman, & John R. Eyler. (1993). Ionization potentials of small carbon clusters. The Journal of Chemical Physics. 98(10). 7838–7845. 60 indexed citations
20.
Katritzky, Alan R., et al.. (1992). Measurement of gas‐phase binding energies of crown ethers with metal ions by Fourier‐transform ion cyclotron resonance mass spectrometry. Rapid Communications in Mass Spectrometry. 6(1). 25–27. 41 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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