Ronald T. Borchardt

17.0k total citations · 2 hit papers
318 papers, 13.7k citations indexed

About

Ronald T. Borchardt is a scholar working on Molecular Biology, Organic Chemistry and Oncology. According to data from OpenAlex, Ronald T. Borchardt has authored 318 papers receiving a total of 13.7k indexed citations (citations by other indexed papers that have themselves been cited), including 179 papers in Molecular Biology, 56 papers in Organic Chemistry and 56 papers in Oncology. Recurrent topics in Ronald T. Borchardt's work include Biochemical and Molecular Research (56 papers), Drug Transport and Resistance Mechanisms (46 papers) and Folate and B Vitamins Research (46 papers). Ronald T. Borchardt is often cited by papers focused on Biochemical and Molecular Research (56 papers), Drug Transport and Resistance Mechanisms (46 papers) and Folate and B Vitamins Research (46 papers). Ronald T. Borchardt collaborates with scholars based in United States, Belgium and Poland. Ronald T. Borchardt's co-authors include Ismael J. Hidalgo, Thomas J. Raub, Kenneth L. Audus, Richard L. Schowen, Bianca M. Liederer, Fuxing Tang, Achintya K. Sinhababu, Michael S. Wolfe, Aditya A. Wakankar and Cecilia Oliyai and has published in prestigious journals such as Journal of the American Chemical Society, Journal of Biological Chemistry and Gastroenterology.

In The Last Decade

Ronald T. Borchardt

315 papers receiving 13.1k citations

Hit Papers

Characterization of the H... 1989 2026 2001 2013 1989 1989 500 1000 1.5k
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. Characterization of the Human Colon Carcinoma Cell Line (Caco-2) as a Model System for Intestinal Epithelial Permeability
    1989 1.9k citations Ismael J. Hidalgo, Ronald T. Borchardt et al. profile →
  2. Characterization of the human colon carcinoma cell line (Caco-2) as a model system for intestinal epithelial permeability
    1989 886 citations Ismael J. Hidalgo, Ronald T. Borchardt et al. profile →

Peers — A (Enhanced Table)

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

Name h Career Trend Papers Cites
Ronald T. Borchardt United States 60 7.0k 3.0k 2.0k 1.6k 968 318 13.7k
Masaki Otagiri Japan 58 9.7k 1.4× 3.9k 1.3× 1.5k 0.8× 2.5k 1.5× 1.3k 1.3× 601 18.7k
William N. Charman Australia 60 3.6k 0.5× 2.6k 0.9× 2.1k 1.0× 7.4k 4.5× 1.1k 1.1× 170 14.8k
Paolo Ascenzi Italy 64 11.2k 1.6× 2.1k 0.7× 941 0.5× 324 0.2× 2.3k 2.4× 566 19.6k
Paul R. Ortiz de Montellano United States 66 9.1k 1.3× 1.7k 0.6× 2.0k 1.0× 272 0.2× 978 1.0× 325 16.9k
Duxin Sun United States 61 8.3k 1.2× 3.3k 1.1× 1.4k 0.7× 887 0.5× 357 0.4× 281 14.9k
Martin C. Carey United States 61 3.6k 0.5× 4.5k 1.5× 2.3k 1.1× 1.0k 0.6× 797 0.8× 174 13.4k
David W. Hein United States 51 6.0k 0.9× 1.3k 0.4× 668 0.3× 560 0.3× 342 0.4× 280 10.1k
Per Artursson Sweden 84 8.2k 1.2× 7.5k 2.5× 1.6k 0.8× 6.4k 3.9× 2.5k 2.6× 263 23.5k
Jan Sjövall Sweden 79 5.8k 0.8× 6.0k 2.0× 882 0.4× 669 0.4× 1.5k 1.5× 461 21.2k
Su Zeng China 49 4.2k 0.6× 1.8k 0.6× 582 0.3× 1.2k 0.7× 447 0.5× 392 9.7k

Countries citing papers authored by Ronald T. Borchardt

Since Specialization
Citations

This map shows the geographic impact of Ronald T. Borchardt'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 Ronald T. Borchardt with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Ronald T. Borchardt more than expected).

Fields of papers citing papers by Ronald T. Borchardt

Since Specialization
Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Ronald T. Borchardt. 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 Ronald T. Borchardt. The network helps show where Ronald T. Borchardt may publish in the future.

Co-authorship network of co-authors of Ronald T. Borchardt

This figure shows the co-authorship network connecting the top 25 collaborators of Ronald T. Borchardt. A scholar is included among the top collaborators of Ronald T. Borchardt 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 Ronald T. Borchardt. Ronald T. Borchardt 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.
Mudra, Daniel R. & Ronald T. Borchardt. (2009). Absorption Barriers in the Rat Intestinal Mucosa. 3: Effects of Polyethoxylated Solubilizing Agents on Drug Permeation and Metabolism. Journal of Pharmaceutical Sciences. 99(2). 1016–1027. 50 indexed citations
2.
Ouyang, Hui, Weiqing Chen, Thomas Emil Andersen, et al.. (2008). Factors that restrict intestinal cell permeation of cyclic prodrugs of an opioid peptide (DADLE): Part II. Role of metabolic enzymes in the intestinal mucosa. Journal of Pharmaceutical Sciences. 98(1). 349–361. 7 indexed citations
3.
Li, Qingshan, Jianwen Fang, Ronald T. Borchardt, et al.. (2008). Comparative Kinetics of Cofactor Association and Dissociation for the Human and Trypanosomal S-Adenosylhomocysteine Hydrolases. 2. The Role of Helix 18 Stability. Biochemistry. 47(17). 4983–4991. 8 indexed citations
4.
Liederer, Bianca M. & Ronald T. Borchardt. (2006). Enzymes involved in the bioconversion of ester-based prodrugs. Journal of Pharmaceutical Sciences. 95(6). 1177–1195. 304 indexed citations
5.
Horie, Kazutoshi, Fuxing Tang, & Ronald T. Borchardt. (2003). Isolation and Characterization of Caco-2 Subclones Expressing High Levels of Multidrug Resistance Protein Efflux Transporter. Pharmaceutical Research. 20(2). 161–168. 34 indexed citations
6.
7.
Murase, Osamu, et al.. (2001). A Functional Assay for Quantitation of the Apparent Affinities of Ligands of P-Glycoprotein in Caco-2 Cells. Pharmaceutical Research. 18(2). 171–176. 67 indexed citations
8.
Song, Yuan, Richard L. Schowen, Ronald T. Borchardt, & Elizabeth M. Topp. (2001). Effect of ‘pH’ on the rate of asparagine deamidation in polymeric formulations: ‘pH’–rate profile. Journal of Pharmaceutical Sciences. 90(2). 141–156. 64 indexed citations
9.
Yin, Dan, Xiaoda Yang, Yongbo Hu, et al.. (2000). Substrate Binding Stabilizes S-Adenosylhomocysteine Hydrolase in a Closed Conformation. Biochemistry. 39(32). 9811–9818. 26 indexed citations
10.
Yuan, Chong‐Sheng, et al.. (1999). Recent advances in S-adenosyl-L-homocysteine hydrolase inhibitors and their potential clinical applications. Expert Opinion on Therapeutic Patents. 9(9). 1197–1206. 29 indexed citations
11.
Borchardt, Ronald T.. (1998). Integration of pharmaceutical discovery and development : case histories. DIAL (Catholic University of Leuven). 18 indexed citations
12.
Yuan, Chong‐Sheng, Siming Liu, Stanislaw F. Wnuk, M. J. ROBINS, & Ronald T. Borchardt. (1995). Rational Approaches to the Design of Mechanism-Based Inhibitors of S -Adenosylhomocysteine Hydrolase. Nucleosides and Nucleotides. 14(3-5). 439–447. 11 indexed citations
13.
Miller, Donald W., Bradley T. Keller, & Ronald T. Borchardt. (1994). Identification and distribution of insulin receptors on cultured bovine brain microvessel endothelial cells: Possible function in insulin processing in the blood–brain barrier. Journal of Cellular Physiology. 161(2). 333–341. 49 indexed citations
14.
Harrison, Allen W., Mary J. Ruwart, Karen F. Wilkinson, et al.. (1993). Evaluation of the Bile Acid Transporter in Enhancing Intestinal Permeability to Renin-Inhibitory Peptides. Journal of drug targeting. 1(4). 347–359. 24 indexed citations
15.
Takakura, Yoshinobu, Kenneth L. Audus, & Ronald T. Borchardt. (1991). Blood—Brain Barrier: Transport Studies in Isolated Brain Capillaries and in Cultured Brain Endothelial Cells. Advances in pharmacology. 22. 137–165. 53 indexed citations
16.
Audus, Kenneth L., et al.. (1986). Relationship of octanol/buffer and octanol/water partition coefficients to transcellular diffusion across brain microvessel endothelial cell monolayers. International Journal of Pharmaceutics. 32(1). 79–84. 46 indexed citations
17.
18.
Sinhababu, Achintya K. & Ronald T. Borchardt. (1983). Selective Ring Omethylation of Hydroxybenzaldehydes Via Their Mannich Bases. Synthetic Communications. 13(8). 677–683. 18 indexed citations
19.
Borchardt, Ronald T.. (1981). [34] Catechol O-methyltransferase. Methods in enzymology on CD-ROM/Methods in enzymology. 77. 267–272. 99 indexed citations
20.
Borchardt, Ronald T. & Charles S. Schasteen. (1977). Phenol-sulfotransferase inactivation by 2,3-butanedione and phenylglyoxal: Evidence for an active site arginyl residue. Biochemical and Biophysical Research Communications. 78(3). 1067–1073. 12 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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