Karina B. Xavier

7.5k total citations · 3 hit papers
60 papers, 5.4k citations indexed

About

Karina B. Xavier is a scholar working on Molecular Biology, Genetics and Infectious Diseases. According to data from OpenAlex, Karina B. Xavier has authored 60 papers receiving a total of 5.4k indexed citations (citations by other indexed papers that have themselves been cited), including 45 papers in Molecular Biology, 25 papers in Genetics and 15 papers in Infectious Diseases. Recurrent topics in Karina B. Xavier's work include Bacterial biofilms and quorum sensing (27 papers), Bacterial Genetics and Biotechnology (18 papers) and Gut microbiota and health (16 papers). Karina B. Xavier is often cited by papers focused on Bacterial biofilms and quorum sensing (27 papers), Bacterial Genetics and Biotechnology (18 papers) and Gut microbiota and health (16 papers). Karina B. Xavier collaborates with scholars based in Portugal, United States and Germany. Karina B. Xavier's co-authors include Bonnie L. Bassler, Jessica A. Thompson, Catarina Pereira, Stephen T. Miller, Helena Santos, Rita A. Oliveira, Michiko E. Taga, Pol Nadal‐Jimenez, Wim J. Quax and Robbert H. Cool and has published in prestigious journals such as Nature, Proceedings of the National Academy of Sciences and Journal of Biological Chemistry.

In The Last Decade

Karina B. Xavier

59 papers receiving 5.3k citations

Hit Papers

align trajectories sort by overperformance

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.

LuxS quorum sensing: more than just a numbers game

2003 561 citations Karina B. Xavier, Bonnie L. Bassler Current Opinion in Microbiology profile →
The Multiple Signaling Systems Regulating Virulence in Pseudomonas aeruginosa

2012 551 citations Pol Nadal‐Jimenez, Gudrun Koch et al. Microbiology and Molecular Biology Reviews profile →
AI-2-mediated signalling in bacteria

2012 454 citations Jessica A. Thompson, Karina B. Xavier et al. profile →

Peers — A (Enhanced Table)

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

Name	h						Papers	Cites
Karina B. Xavier Portugal	33	4.1k	1.7k	982	671	662	60	5.4k
Joan L. Slonczewski United States	34	2.7k 0.7×	1.7k 1.0×	837 0.9×	675 1.0×	371 0.6×	56	5.1k
Felipe Cava Sweden	43	3.5k 0.9×	1.7k 1.0×	850 0.9×	1.5k 2.3×	443 0.7×	155	6.4k
Otto Holst Germany	50	3.2k 0.8×	1.4k 0.8×	930 0.9×	684 1.0×	742 1.1×	179	7.4k
Abram Aertsen Belgium	43	2.8k 0.7×	1.1k 0.6×	791 0.8×	1.8k 2.7×	443 0.7×	147	5.3k
Martin Welch United Kingdom	42	3.9k 1.0×	1.2k 0.7×	518 0.5×	530 0.8×	307 0.5×	134	5.6k
Regine Hengge Germany	47	5.2k 1.3×	3.2k 1.9×	1.8k 1.8×	1.5k 2.3×	490 0.7×	79	7.6k
Kaneyoshi Yamamoto Japan	33	2.8k 0.7×	2.0k 1.2×	840 0.9×	716 1.1×	274 0.4×	96	4.1k
Paula I. Watnick United States	37	3.8k 0.9×	894 0.5×	2.3k 2.3×	924 1.4×	293 0.4×	67	6.2k
Gregory T. Robertson United States	27	2.6k 0.6×	956 0.6×	672 0.7×	695 1.0×	506 0.8×	59	5.2k
Paolo Landini Italy	35	2.6k 0.6×	1.3k 0.8×	773 0.8×	698 1.0×	241 0.4×	77	3.8k

Countries citing papers authored by Karina B. Xavier

Since Specialization

Citations

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

Fields of papers citing papers by Karina B. Xavier

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Karina B. Xavier. 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 Karina B. Xavier. The network helps show where Karina B. Xavier may publish in the future.

Co-authorship network of co-authors of Karina B. Xavier

This figure shows the co-authorship network connecting the top 25 collaborators of Karina B. Xavier. A scholar is included among the top collaborators of Karina B. Xavier 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 Karina B. Xavier. Karina B. Xavier 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

Ferreira, António E. N., Rita A. Oliveira, Vitor Cabral, et al.. (2025). Manipulation and quantification of the levels of Autoinducer-2 quorum sensing signal in the mouse gut. Bioorganic Chemistry. 157. 108274–108274. 1 indexed citations

Xavier, Karina B., et al.. (2024). Effect of diet on the evolution of gut commensal bacteria. Gut Microbes. 16(1). 2369337–2369337. 6 indexed citations

Vasquez, Kimberly S., et al.. (2023). Within-host evolution of the gut microbiome. Current Opinion in Microbiology. 71. 102258–102258. 18 indexed citations

Oliveira, Rita A., Vitor Cabral, Inês M. Torcato, & Karina B. Xavier. (2023). Deciphering the quorum-sensing lexicon of the gut microbiota. Cell Host & Microbe. 31(4). 500–512. 32 indexed citations

Xavier, Karina B., et al.. (2021). An Efficient Synthesis of Optically Active [4-13C] Labelled Quorum Sensing Signal Autoinducer-2. Molecules. 26(2). 369–369. 2 indexed citations

Barroso-Batista, João, Joana Sales-Dias, Jessica A. Thompson, et al.. (2020). Specific Eco-evolutionary Contexts in the Mouse Gut Reveal Escherichia coli Metabolic Versatility. Current Biology. 30(6). 1049–1062.e7. 60 indexed citations

Oliveira, Rita A., Katharine M. Ng, Vitor Cabral, et al.. (2020). Klebsiella michiganensis transmission enhances resistance to Enterobacteriaceae gut invasion by nutrition competition. Nature Microbiology. 5(4). 630–641. 83 indexed citations

Lalaoui, Rym, Ana Djuković, Sofiane Bakour, et al.. (2019). Detection of plasmid-mediated colistin resistance, mcr-1 gene, in Escherichia coli isolated from high-risk patients with acute leukemia in Spain. Journal of Infection and Chemotherapy. 25(8). 605–609. 13 indexed citations

Djuković, Ana, Eva M. González‐Barberá, Jaime Sanz, et al.. (2019). High Heterogeneity of Multidrug-Resistant Enterobacteriaceae Fecal Levels in Hospitalized Patients Is Partially Driven by Intravenous β-Lactams. Antimicrobial Agents and Chemotherapy. 64(2). 3 indexed citations

10.

Torcato, Inês M., et al.. (2019). Identification of novel autoinducer-2 receptors in Clostridia reveals plasticity in the binding site of the LsrB receptor family. Journal of Biological Chemistry. 294(12). 4450–4463. 29 indexed citations

11.

Miranda, Vanessa, Inês M. Torcato, Karina B. Xavier, & M. Rita Ventura. (2019). Synthesis of d-desthiobiotin-AI-2 as a novel chemical probe for autoinducer-2 quorum sensing receptors. Bioorganic Chemistry. 92. 103200–103200. 17 indexed citations

12.

Özkaya, Özhan, Karina B. Xavier, Francisco Dionísio, & Roberto Balbontín. (2017). Maintenance of Microbial Cooperation Mediated by Public Goods in Single- and Multiple-Trait Scenarios. Journal of Bacteriology. 199(22). 62 indexed citations

13.

Valente, Rita S., et al.. (2017). Signal Integration in Quorum Sensing Enables Cross-Species Induction of Virulence in Pectobacterium wasabiae. mBio. 8(3). 27 indexed citations

14.

Thompson, Jessica A., Rita A. Oliveira, & Karina B. Xavier. (2016). Chemical conversations in the gut microbiota. Gut Microbes. 7(2). 163–170. 63 indexed citations

15.

Thompson, Jessica A., Rita A. Oliveira, Ana Djuković, Carles Úbeda, & Karina B. Xavier. (2015). Manipulation of the Quorum Sensing Signal AI-2 Affects the Antibiotic-Treated Gut Microbiota. Cell Reports. 10(11). 1861–1871. 286 indexed citations

16.

Nadal‐Jimenez, Pol, Gudrun Koch, Jessica A. Thompson, et al.. (2012). The Multiple Signaling Systems Regulating Virulence in Pseudomonas aeruginosa. Microbiology and Molecular Biology Reviews. 76(1). 46–65. 551 indexed citations breakdown →

17.

Marques, João C., et al.. (2010). An efficient synthesis of the precursor of AI-2, the signalling molecule for inter-species quorum sensing. Bioorganic & Medicinal Chemistry. 19(3). 1236–1241. 40 indexed citations

18.

Trindade, Sandra, Ana Sousa, Karina B. Xavier, et al.. (2009). Positive Epistasis Drives the Acquisition of Multidrug Resistance. PLoS Genetics. 5(7). e1000578–e1000578. 200 indexed citations

19.

Diaz, Zamia, Karina B. Xavier, & Stephen T. Miller. (2009). The Crystal Structure of the Escherichia coli Autoinducer-2 Processing Protein LsrF. PLoS ONE. 4(8). e6820–e6820. 31 indexed citations

20.

Xavier, Karina B. & Bonnie L. Bassler. (2004). Regulation of Uptake and Processing of the Quorum-Sensing Autoinducer AI-2 in Escherichia coli. Journal of Bacteriology. 187(1). 238–248. 349 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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