Ragulan Ramanathan

1.5k citations

20 papers · 1.3k indexed · 1 hit paper · h-index 16

Co-authors: Michael L. Gross Ercole L. Cavalieri Eleanor G. Rogan Douglas E. Stack John R. Eyler Indra Dwivedy Ronald L. Cerny Kashinath D. Patil
Topics: Mass Spectrometry Techniques and Applications (10 papers)Analytical Chemistry and Chromatography (4 papers)Estrogen and related hormone effects (3 papers)
Cited by: Spectroscopy Toxicology Genetics
Journals: Proceedings of the National Academy of Sciences The Journal of Chemical Physics Analytical Chemistry
Partner nations: United States Russia

In The Last Decade

Ragulan Ramanathan

20 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.

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

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

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20 of 20 papers shown

#	Work	Indexed citations
1	Using mass spectrometry for drug metabolism studies 2006 ·Journal of the American Society for Mass Spectrometry ·Ragulan Ramanathan	44
2	Characterization of the In Vitro Human Liver Cytochrome P450 (CYP) Mediated Metabolism and Inhibition Potential of Vicriviroc 2005 ·Retrovirology ·Anima Ghosal,(unknown),Ragulan Ramanathan,Yuan Yuan,(unknown)	2
3	[8] Purification of GroEL with low fluorescence background 1998 ·Methods in enzymology on CD-ROM/Methods in enzymology ·A. Clay Clark,Ragulan Ramanathan,Carl Frieden	28
4	Metabolic Activation and Formation of DNA Adducts of Hexestrol, a Synthetic Nonsteroidal Carcinogenic Estrogen 1998 ·Chemical Research in Toxicology ·(unknown),Prabu Devanesan,Douglas E. Stack,Ragulan Ramanathan,Jaeman Byun,Michael L. Gross,Eleanor G. Rogan,Ercole L. Cavalieri	37
5	Synthesis and Structure Elucidation of Estrogen Quinones Conjugated with Cysteine, N-Acetylcysteine, and Glutathione 1998 ·Chemical Research in Toxicology ·Kai Cao,Douglas E. Stack,Ragulan Ramanathan,Michael L. Gross,Eleanor G. Rogan,Ercole L. Cavalieri	65
6	Structure and fragmentation mechanisms of isomeric T-rich oligodeoxynucleotides: A comparison of four tandem mass spectrometric methods 1998 ·Journal of the American Society for Mass Spectrometry ·(unknown),Katty Wan,Ragulan Ramanathan,John‐Stephen Taylor,Michael L. Gross	89
7	Mass spectrometric methods for distinguishing structural isomers of glutathione conjugates of estrone and estradiol 1998 ·Journal of the American Society for Mass Spectrometry ·Ragulan Ramanathan,Kai Cao,Ercole L. Cavalieri,Michael L. Gross	27
8	Covalent Binding of Catechol Estrogens to Glutathione Catalyzed by Horseradish Peroxidase, Lactoperoxidase, or Rat Liver Microsomes 1998 ·Chemical Research in Toxicology ·Kai Cao,Prabu Devanesan,Ragulan Ramanathan,Michael L. Gross,Eleanor G. Rogan,Ercole L. Cavalieri	23
9	Intestinal fatty acid binding protein: A specific residue in one turn appears to stabilize the native structure and be responsible for slow refolding 1997 ·Protein Science ·(unknown),Carl Frieden,Ragulan Ramanathan	31
10	Monitoring Recombinant Protein Drugs: A Study of Insulin by H/D Exchange and Electrospray Ionization Mass Spectrometry 1997 ·Analytical Chemistry ·Ragulan Ramanathan,Michael L. Gross,Walter L. Zielinski,Thomas Layloff	24
11	Investigation of calcium-induced, noncovalent association of calmodulin with melittin by electrospray ionization mass spectrometry 1997 ·Journal of the American Society for Mass Spectrometry ·Olga V. Nemirovskiy,Ragulan Ramanathan,Michael L. Gross	50
12	Determination of isomeric dibenzo[a,l]pyrene-adenine adducts by six different tandem mass spectrometric experiments 1997 ·Journal of the American Society for Mass Spectrometry ·Jaeman Byun,(unknown),Ragulan Ramanathan,(unknown),Ercole L. Cavalieri,Michael L. Gross	5
13	Molecular origin of cancer: Catechol estrogen-3,4-quinones as endogenous tumor initiatorsbreakdown → 1997 ·Proceedings of the National Academy of Sciences ·Ercole L. Cavalieri,Douglas E. Stack,Prabhakar D. Devanesan,R. Todorović,Indra Dwivedy,Sheila Higginbotham,Sonny L. Johansson,Kashinath D. Patil,Michael L. Gross,(unknown),Ragulan Ramanathan,Ronald L. Cerny,Eleanor G. Rogan	617
14	Infrared multiphoton dissociation of electrosprayed crown ether complexes 1996 ·International Journal of Mass Spectrometry and Ion Processes ·(unknown),(unknown),Ragulan Ramanathan,Kathryn R. Williams,Clifford H. Watson,John R. Eyler	28
15	Electrospray ionization mass spectrometry of cyclodextrin complexes of amino acids and peptides 1996 ·Journal of Inclusion Phenomena and Macrocyclic Chemistry ·László Prókai,Ragulan Ramanathan,Joseph P. Nawrocki,John R. Eyler	14
16	Electrospray ionization mass spectrometric study of encapsulation of amino acids by cyclodextrins 1995 ·Journal of the American Society for Mass Spectrometry ·Ragulan Ramanathan,László Prókai	70
17	Ion cyclotron resonance mass spectrometric study of ion—molecule reactions in toluene—pyridine mixtures 1994 ·Organic Mass Spectrometry ·Alan R. Katritzky,Z. Dega‐Szafran,Ragulan Ramanathan,John R. Eyler	8
18	Infrared multiple photon dissociation spectra of gaseous ions 1993 ·The Journal of Physical Chemistry ·(unknown),M Cheeseman,Ragulan Ramanathan,John R. Eyler	45
19	Ionization potentials of small carbon clusters 1993 ·The Journal of Chemical Physics ·Ragulan Ramanathan,Jeffrey A. Zimmerman,John R. Eyler	60
20	Measurement of gas‐phase binding energies of crown ethers with metal ions by Fourier‐transform ion cyclotron resonance mass spectrometry 1992 ·Rapid Communications in Mass Spectrometry ·Alan R. Katritzky,(unknown),Ragulan Ramanathan,(unknown),(unknown),John R. Eyler	41

About Ragulan Ramanathan

Ragulan Ramanathan is a scholar working on Spectroscopy, Toxicology and Analytical Chemistry, having authored 20 papers that have together received 1.3k indexed citations. Recurring topics across this work include Mass Spectrometry Techniques and Applications (10 papers), Analytical Chemistry and Chromatography (4 papers) and Estrogen and related hormone effects (3 papers). The work is most often cited by research in Spectroscopy (405 citations), Toxicology (73 citations) and Genetics (439 citations). Ragulan Ramanathan has collaborated with scholars based in United States and Russia. Frequent 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. Their work appears in journals such as Proceedings of the National Academy of Sciences, The Journal of Chemical Physics and Analytical Chemistry.

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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