Omar Warsi

1.8k total citations · 1 hit paper
20 papers, 1.2k citations indexed

About

Omar Warsi is a scholar working on Molecular Biology, Genetics and Ecology, Evolution, Behavior and Systematics. According to data from OpenAlex, Omar Warsi has authored 20 papers receiving a total of 1.2k indexed citations (citations by other indexed papers that have themselves been cited), including 9 papers in Molecular Biology, 9 papers in Genetics and 6 papers in Ecology, Evolution, Behavior and Systematics. Recurrent topics in Omar Warsi's work include Evolution and Genetic Dynamics (7 papers), Bat Biology and Ecology Studies (5 papers) and Antibiotic Resistance in Bacteria (4 papers). Omar Warsi is often cited by papers focused on Evolution and Genetic Dynamics (7 papers), Bat Biology and Ecology Studies (5 papers) and Antibiotic Resistance in Bacteria (4 papers). Omar Warsi collaborates with scholars based in Sweden, United States and Canada. Omar Warsi's co-authors include Liliana M. Dávalos, Abigail Cahill, Caitlin J. Karanewsky, Xia Hua, Fabrizio Spagnolo, M. Caitlin Fisher‐Reid, Matthew E. Aiello‐Lammens, John J. Wiens, Gena C. Sbeglia and Danny Rojas and has published in prestigious journals such as PLoS ONE, Evolution and PLoS Biology.

In The Last Decade

Omar Warsi

18 papers receiving 1.2k citations

Hit Papers

How does climate change cause extinction? 2012 2026 2016 2021 2012 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. How does climate change cause extinction?
    2012 647 citations Abigail Cahill, Matthew E. Aiello‐Lammens et al. Proceedings of the Royal Society B Biological 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
Omar Warsi Sweden 14 473 469 438 233 224 20 1.2k
Qisen Yang China 20 769 1.6× 284 0.6× 363 0.8× 250 1.1× 310 1.4× 86 1.3k
Mansour Aliabadian Iran 21 720 1.5× 334 0.7× 291 0.7× 239 1.0× 162 0.7× 168 1.7k
Valeria Di Cola Argentina 8 461 1.0× 317 0.7× 673 1.5× 309 1.3× 66 0.3× 16 1.0k
Ella Vázquez‐Domínguez Mexico 24 928 2.0× 402 0.9× 409 0.9× 399 1.7× 222 1.0× 102 1.8k
María da Luz Mathias Portugal 24 981 2.1× 363 0.8× 200 0.5× 134 0.6× 208 0.9× 120 1.9k
Jaime A. Chaves United States 18 455 1.0× 403 0.9× 323 0.7× 271 1.2× 114 0.5× 54 1.1k
Claudia Corti Italy 22 681 1.4× 517 1.1× 681 1.6× 391 1.7× 95 0.4× 102 1.7k
Mohammad Kaboli Iran 21 782 1.7× 218 0.5× 516 1.2× 241 1.0× 63 0.3× 95 1.2k
Spartaco Gippoliti Italy 20 727 1.5× 234 0.5× 328 0.7× 172 0.7× 177 0.8× 87 1.1k
Guillermo Velo‐Antón Portugal 27 794 1.7× 518 1.1× 671 1.5× 491 2.1× 127 0.6× 119 1.9k

Countries citing papers authored by Omar Warsi

Since Specialization
Citations

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

Fields of papers citing papers by Omar Warsi

Since Specialization
Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of Omar Warsi

This figure shows the co-authorship network connecting the top 25 collaborators of Omar Warsi. A scholar is included among the top collaborators of Omar Warsi 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 Omar Warsi. Omar Warsi 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.
Andersson, Dan I., et al.. (2024). The strength of interspecies interaction in a microbial community determines its susceptibility to invasion. PLoS Biology. 22(11). e3002889–e3002889.
2.
Warsi, Omar, et al.. (2024). Staphylococcus aureus mutants resistant to the feed-additive monensin show increased virulence and altered purine metabolism. mBio. 15(2). e0315523–e0315523. 6 indexed citations
3.
Andersson, Dan I., et al.. (2024). Antibiotic resistance begets more resistance: chromosomal resistance mutations mitigate fitness costs conferred by multi-resistant clinical plasmids. Microbiology Spectrum. 12(5). e0420623–e0420623. 8 indexed citations
4.
Warsi, Omar, et al.. (2023). Pervasive Selection for Clinically Relevant Resistance and Media Adaptive Mutations at Very Low Antibiotic Concentrations. Molecular Biology and Evolution. 40(1). 13 indexed citations
5.
Isaksen, Geir Villy, Omar Warsi, Ulrich Eckhard, et al.. (2021). Structure and mechanism of a phage-encoded SAM lyase revises catalytic function of enzyme family. eLife. 10. 20 indexed citations
6.
Warsi, Omar, et al.. (2021). Metabolic fitness landscapes predict the evolution of antibiotic resistance. Nature Ecology & Evolution. 5(5). 677–687. 46 indexed citations
7.
Warsi, Omar, et al.. (2020). Mutations that increase expression of the EmrAB-TolC efflux pump confer increased resistance to nitroxoline in Escherichia coli. STM:n Hallinnonalan avoin julkaisuarkisto (Julkari). 2 indexed citations
8.
Warsi, Omar, et al.. (2020). Evolution of a New Function by Fusion between Phage DNA and a Bacterial Gene. Molecular Biology and Evolution. 37(5). 1329–1341. 3 indexed citations
9.
Warsi, Omar, et al.. (2019). Selection for novel metabolic capabilities inSalmonella enterica. Evolution. 73(5). 990–1000.
10.
Knopp, Michael, et al.. (2019). De Novo Emergence of Peptides That Confer Antibiotic Resistance. mBio. 10(3). 38 indexed citations
11.
Warsi, Omar, et al.. (2019). Mutations that increase expression of the EmrAB-TolC efflux pump confer increased resistance to nitroxoline in Escherichia coli. Journal of Antimicrobial Chemotherapy. 75(2). 300–308. 26 indexed citations
12.
Jerlström-Hultqvist, Jon, Omar Warsi, Michael Knopp, et al.. (2018). A bacteriophage enzyme induces bacterial metabolic perturbation that confers a novel promiscuous function. Nature Ecology & Evolution. 2(8). 1321–1330. 16 indexed citations
13.
Warsi, Omar, Dan I. Andersson, & Daniel E. Dykhuizen. (2018). Different adaptive strategies in E. coli populations evolving under macronutrient limitation and metal ion limitation. BMC Evolutionary Biology. 18(1). 72–72. 14 indexed citations
14.
Tavares, Valéria da Cunha, et al.. (2018). Out of the Antilles: Fossil phylogenies support reverse colonization of bats to South America. Journal of Biogeography. 45(4). 859–873. 30 indexed citations
15.
Warsi, Omar & Daniel E. Dykhuizen. (2017). Evolutionary implications of Liebig's law of the minimum: Selection under low concentrations of two nonsubstitutable nutrients. Ecology and Evolution. 7(14). 5296–5309. 17 indexed citations
16.
Rojas, Danny, Omar Warsi, & Liliana M. Dávalos. (2016). Bats (Chiroptera: Noctilionoidea) Challenge a Recent Origin of Extant Neotropical Diversity. Systematic Biology. 65(3). 432–448. 149 indexed citations
17.
Corthals, Angélique, Alynn M. Martin, Omar Warsi, et al.. (2015). From the Field to the Lab: Best Practices for Field Preservation of Bat Specimens for Molecular Analyses. PLoS ONE. 10(3). e0118994–e0118994. 19 indexed citations
18.
Dávalos, Liliana M., Paúl M. Velazco, Omar Warsi, Peter D. Smits, & Nancy B. Simmons. (2014). Integrating Incomplete Fossils by Isolating Conflicting Signal in Saturated and Non-Independent Morphological Characters. Systematic Biology. 63(4). 582–600. 78 indexed citations
19.
Dumont, Elizabeth R., et al.. (2014). SELECTION FOR MECHANICAL ADVANTAGE UNDERLIES MULTIPLE CRANIAL OPTIMA IN NEW WORLD LEAF-NOSED BATS. Evolution. 68(5). 1436–1449. 80 indexed citations
20.
Cahill, Abigail, Matthew E. Aiello‐Lammens, M. Caitlin Fisher‐Reid, et al.. (2012). How does climate change cause extinction?. Proceedings of the Royal Society B Biological Sciences. 280(1750). 20121890–20121890. 647 indexed citations breakdown →

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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