Author

Rodrigo Cogni

Universidade de São PauloORCID 0000-0001-9907-9297Unclaimed ORCID profile · follow to get notified of new preprints

Biology Disciplines

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Ecology· 2 Evolutionary Biology· 1

Signature Assays, Organisms & Methods

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Approach:statistical model· 3 Research Focus:host-pathogen & immune response· 2 Research Focus:chromatin & epigenetic regulation· 1 Organism:Drosophila· 1 Research Focus:gene regulatory network inference· 1 Organism:multiple species· 1 Assay:whole-genome sequencing· 1

Frequent Co-Authors

Cássia Siqueira CésariD· 2 shared Vitoria Horvath MirandaiD· 2 shared Eduardo S. A. SantosiD· 1 shared Elielson Rodrigo Silveira· 1 shared Evgeny BrudiD· 1 shared Joel M. AlvesiD· 1 shared John E. PooliD· 1 shared Krishna R. VeeramahiD· 1 shared

Activity by Year

2024-2026 · peak 1/yr

Co-Author Collaboration Network

10 top collaborators · 22 mutual co-author links

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2 shared papersEcology

Cássia Siqueira CésarORCID

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3 papers

Recent·Most cited

EcologyProceedings of the Royal Society B Biological SciencesPeer-reviewedApr 22, 2026

Virus infection significantly decreases insect fitness: a meta-analysis

Cássia Siqueira César, Vitoria Horvath Miranda, Elielson Rodrigo Silveira…·Rodrigo Cogni

This study meta-analyzes the impact of viral infections on insect fitness, finding significant fitness reductions, especially in non-vector insects.

DOI 10.1098/rspb.2025.3143

statistical modelhost-pathogen & immune response

𝕏 PostBluesky

Evolutionary BiologybioRxivPreprintNov 28, 2025

Gene flow erodes spatial genomic clines while selection preserves adaptive loci over hundreds of generations

Vitoria Horvath Miranda, Tiago da Silva Ribeiro, Joel M. Alves…·Rodrigo Cogni

The paper quantifies how gene flow and selection shape spatial genomic structure over time in Drosophila melanogaster, finding widespread homogenization and preservation of adaptive loci.

DOI 10.1101/2025.11.28.691231

Drosophilawhole-genome sequencing

𝕏 PostBluesky

EcologybioRxivPreprintNov 5, 2024

Defensive symbionts provide high protection against natural enemies at low cost to hosts: a meta-analysis

Cássia Siqueira César, Eduardo S. A. Santos, Rodrigo Cogni

This study quantitatively assesses the costs and benefits of defensive symbionts in terrestrial arthropods, finding strong protection with minimal fitness costs to hosts.

DOI 10.1101/2024.11.05.622061

multiple speciesstatistical model

𝕏 PostBluesky