Roberta M. O’Connor

2.2k total citations · 1 hit paper
45 papers, 1.5k citations indexed

About

Roberta M. O’Connor is a scholar working on Parasitology, Infectious Diseases and Animal Science and Zoology. According to data from OpenAlex, Roberta M. O’Connor has authored 45 papers receiving a total of 1.5k indexed citations (citations by other indexed papers that have themselves been cited), including 37 papers in Parasitology, 15 papers in Infectious Diseases and 12 papers in Animal Science and Zoology. Recurrent topics in Roberta M. O’Connor's work include Parasitic Infections and Diagnostics (30 papers), Toxoplasma gondii Research Studies (14 papers) and Amoebic Infections and Treatments (12 papers). Roberta M. O’Connor is often cited by papers focused on Parasitic Infections and Diagnostics (30 papers), Toxoplasma gondii Research Studies (14 papers) and Amoebic Infections and Treatments (12 papers). Roberta M. O’Connor collaborates with scholars based in United States, United Kingdom and India. Roberta M. O’Connor's co-authors include Honorine Ward, David R. Allred, Gagandeep Kang, Jennifer Long, Jane W. Wanyiri, Michael W. Riggs, Devanjali Dutta, Inha Heo, Kami Kim and Gregory David Bowden and has published in prestigious journals such as Molecular Cell, The Journal of Immunology and PLoS ONE.

In The Last Decade

Roberta M. O’Connor

42 papers receiving 1.4k 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.

Modelling Cryptosporidium infection in human small intestinal and lung organoids

2018 292 citations Inha Heo, Devanjali Dutta et al. profile →

Peers — A (Enhanced Table)

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

Name	h						Papers	Cites
Roberta M. O’Connor United States	22	958	628	214	189	161	45	1.5k
Yujuan Shen China	29	1.8k 1.9×	968 1.5×	122 0.6×	262 1.4×	123 0.8×	132	2.3k
Edoardo Pozio Italy	38	2.4k 2.5×	1.5k 2.3×	329 1.5×	205 1.1×	244 1.5×	120	3.5k
María Ángeles Gómez-Morales Italy	29	1.3k 1.4×	1.3k 2.1×	188 0.9×	102 0.5×	102 0.6×	95	2.1k
Isabelle Desportes France	22	1.2k 1.2×	407 0.6×	362 1.7×	199 1.1×	227 1.4×	68	2.0k
Giovanna Fusco Italy	24	357 0.4×	762 1.2×	332 1.6×	205 1.1×	327 2.0×	142	1.8k
Hamed Mirjalali Iran	26	1.2k 1.2×	677 1.1×	149 0.7×	320 1.7×	128 0.8×	142	1.9k
Adel Spotin Iran	26	1.2k 1.3×	462 0.7×	321 1.5×	203 1.1×	66 0.4×	134	2.0k
Marco Lalle Italy	26	1.9k 2.0×	1.4k 2.2×	138 0.6×	359 1.9×	46 0.3×	58	2.5k
Sylvie M. Le Blancq United States	23	777 0.8×	488 0.8×	423 2.0×	182 1.0×	94 0.6×	32	1.5k
Wayne A. Jensen United States	25	873 0.9×	698 1.1×	254 1.2×	152 0.8×	76 0.5×	47	1.9k

Countries citing papers authored by Roberta M. O’Connor

Since Specialization

Citations

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

Fields of papers citing papers by Roberta M. O’Connor

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Roberta M. O’Connor. 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 Roberta M. O’Connor. The network helps show where Roberta M. O’Connor may publish in the future.

Co-authorship network of co-authors of Roberta M. O’Connor

This figure shows the co-authorship network connecting the top 25 collaborators of Roberta M. O’Connor. A scholar is included among the top collaborators of Roberta M. O’Connor 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 Roberta M. O’Connor. Roberta M. O’Connor 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

Clement, Jason A., et al.. (2025). Tartrolon E rapidly blocks Toxoplasma gondii capacity to invade host cells. International Journal for Parasitology Drugs and Drug Resistance. 28. 100591–100591.

Salomon, Christine, et al.. (2025). A new method to replace oral gavage for the study of Cryptosporidium infection in mice. Laboratory Animals. 59(5). 593–598.

Patrapuvich, Rapatbhorn, Sreekanth Kokkonda, Patchara Sriwichai, et al.. (2024). Tartrolon E, a secondary metabolite of a marine symbiotic bacterium, is a potent inhibitor of asexual and sexual Plasmodium falciparum. Antimicrobial Agents and Chemotherapy. 68(2). e0068423–e0068423.

Clement, Jason A., et al.. (2022). The Marine Compound Tartrolon E Targets the Asexual and Early Sexual Stages of Cryptosporidium parvum. Microorganisms. 10(11). 2260–2260. 4 indexed citations

Bowden, Gregory David, Esther A. Guzmán, Shirley A. Pomponi, et al.. (2022). High-Throughput Screening of a Marine Compound Library Identifies Anti-Cryptosporidium Activity of Leiodolide A. Marine Drugs. 20(4). 240–240. 9 indexed citations

Garfoot, Andrew, et al.. (2021). Dual Transcriptomics To Determine Gamma Interferon-Independent Host Response to Intestinal Cryptosporidium parvum Infection. Infection and Immunity. 90(2). e0063821–e0063821. 8 indexed citations

O’Connor, Roberta M., et al.. (2021). Boromycin Has Potent Anti-Toxoplasmaand Anti-CryptosporidiumActivity. Antimicrobial Agents and Chemotherapy. 65(4). 11 indexed citations

Bowden, Gregory David, Kelly A. Brayton, Bruno Martorelli Di Genova, et al.. (2020). A conserved coccidian gene is involved in Toxoplasma sensitivity to the anti-apicomplexan compound, tartrolon E. International Journal for Parasitology Drugs and Drug Resistance. 14. 1–7. 6 indexed citations

O’Connor, Roberta M., et al.. (2020). Cryptosporidium: host and parasite transcriptome in infection. Current Opinion in Microbiology. 58. 138–145. 11 indexed citations

10.

Dutta, Devanjali, Inha Heo, & Roberta M. O’Connor. (2019). Studying <em>Cryptosporidium</em> Infection in 3D Tissue-derived Human Organoid Culture Systems by Microinjection. Journal of Visualized Experiments. 18 indexed citations

11.

Lau, Audrey O.T., Roberta M. O’Connor, Massaro W. Ueti, et al.. (2018). Up-regulated expression of spherical body protein 2 truncated copy 11 in Babesia bovis is associated with reduced cytoadhesion to vascular endothelial cells. International Journal for Parasitology. 49(2). 127–137. 18 indexed citations

12.

Wanyiri, Jane W., Henry Kanyi, Timothy Kamau, et al.. (2014). Cryptosporidiosis in HIV/AIDS Patients in Kenya: Clinical Features, Epidemiology, Molecular Characterization and Antibody Responses. American Journal of Tropical Medicine and Hygiene. 91(2). 319–328. 45 indexed citations

13.

Monahan, Zachary, et al.. (2014). Biochemical and functional characterization of CpMuc4, a Cryptosporidium surface antigen that binds to host epithelial cells. Molecular and Biochemical Parasitology. 193(2). 114–121. 8 indexed citations

14.

Fung, Jennifer C., Andrew Han, Roberta M. O’Connor, et al.. (2012). Microbial Distribution and Abundance in the Digestive System of Five Shipworm Species (Bivalvia: Teredinidae). PLoS ONE. 7(9). e45309–e45309. 45 indexed citations

15.

Morris, Christopher, et al.. (2011). Serum Antibody Responses to Polymorphic Cryptosporidium Mucin Antigen in Bangladeshi Children with Cryptosporidiosis. American Journal of Tropical Medicine and Hygiene. 85(3). 464–470. 4 indexed citations

16.

O’Connor, Roberta M., Cheleste M. Thorpe, Ana Marı́a Cevallos, & Honorine Ward. (2002). Expression of the highly polymorphic Cryptosporidium parvum Cpgp40/15 gene in genotype I and II isolates. Molecular and Biochemical Parasitology. 119(2). 203–215. 18 indexed citations

17.

O’Connor, Roberta M. & David R. Allred. (2000). Selection of Babesia bovis -Infected Erythrocytes for Adhesion to Endothelial Cells Coselects for Altered Variant Erythrocyte Surface Antigen Isoforms. The Journal of Immunology. 164(4). 2037–2045. 59 indexed citations

18.

Borrow, Ray, Peter Richmond, Sarah Martin, et al.. (2000). Meningococcal serogroup C-specific IgG antibody responses and serum bactericidal titres in children following vaccination with a meningococcal A/C polysaccharide vaccine. FEMS Immunology & Medical Microbiology. 28(1). 79–85. 27 indexed citations

19.

O’Connor, Roberta M., et al.. (1997). Characterization of a variant erythrocyte surface antigen (VESA1) expressed by Babesia bovis during antigenic variation. Molecular and Biochemical Parasitology. 89(2). 259–270. 56 indexed citations

20.

Nolan, Niamh, Ciarán P. Kelly, John F. Humphreys, et al.. (1987). An epidemic of pseudomembranous colitis: importance of person to person spread.. Gut. 28(11). 1467–1473. 61 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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