Author

M. A. Varas

Listed by name: these papers carry no ORCID for this author, so different people with the same name may be mixed together.

Biology Disciplines

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Microbiology· 4

Signature Assays, Organisms & Methods

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Approach:experimental assay· 3 Research Focus:cell type annotation· 2 Assay:metagenomics· 2 Assay:proteomics· 2 Research Focus:drug response / drug discovery· 1 Research Focus:host-pathogen & immune response· 1 Organism:human· 1 Approach:statistical model· 1

Frequent Co-Authors

F. P. Chavez· 4 shared A. E. Marcoleta· 3 shared D. Rojas· 2 shared M. Hernandez· 2 shared M. L. Allende· 2 shared A. Gaete· 1 shared C. Areche· 1 shared C. Berrios Pasten· 1 shared

Activity by Year

2017-2023 · peak 2/yr

Co-Author Collaboration Network

10 top collaborators · 28 mutual co-author links

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4 shared papersMicrobiology

F. P. Chavez

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Author profile →

4 papers

Recent·Most cited

Dictyostelium discoideum-assisted pharmacognosy of plant resources for discovering antivirulence molecules targeting Klebsiella pneumoniae

M. Hernandez, C. Areche, G. Castaneta, D. Rojas, M. A. Varas, A. E. Marcoleta, F. P. Chavez

This paper uses Dictyostelium discoideum to screen plant extracts for antivirulence molecules targeting Klebsiella pneumoniae, identifying a methanolic root extract with 24 potential compounds.

bioRxiv · Oct 27, 2023 · PreprintMicrobiology

Effects of Polyphosphate metabolism Mutations on Biofilm, Capsule Formation and Virulence Traits in Hypervirulent ST23 Klebsiella pneumoniae SGH10

D. Rojas, A. E. Marcoleta, M. Galvez-Silva, M. A. Varas, M. Diaz, M. Hernandez, C. Vargas, G. Nourdin, E. Koch, P. Saldivia, J. Vielma, Y.-H. Gan, Y. Chen, N. Guiliani, F. P. Chavez

This study examines how mutations in polyphosphate metabolism affect biofilm, capsule formation, and virulence in hypervirulent Klebsiella pneumoniae using a model host.

bioRxiv · Sep 15, 2023 · PreprintMicrobiology

Mapping the microbial diversity and natural resistome of North Antarctica soils

A. E. Marcoleta, M. A. Varas, J. Costa, J. Rojas-Salgado, P. Arros, C. Berrios Pasten, S. Tapia, D. Silva, J. Fierro, N. Canales, F. P. Chavez, A. Gaete, M. Gonzalez, M. L. Allende, R. Lagos

This study investigates the microbial diversity and resistome of North Antarctica soils, identifying a diverse natural resistome with ARGs hosted in mobile genetic elements.

bioRxiv · May 5, 2021Microbiology

In Vivo Host-Pathogen Interaction As Revealed By Global Proteomic Profiling Of Zebrafish Larvae

F. Diaz-Pascual, J. Ortiz-Severin, M. A. Varas, M. L. Allende, F. P. Chavez

This study uses zebrafish larvae to compare in vivo proteomic responses to Pseudomonas aeruginosa infection via immersion and injection, identifying distinct molecular pathways and virulence factors.

bioRxiv · May 21, 2017Microbiology