Author

Myriam Izarra

International Potato CenterORCID 0000-0001-6272-6366Unclaimed ORCID profile · follow to get notified of new preprints

Biology Disciplines

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Signature Assays, Organisms & Methods

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Research Focus:ecology & biodiversity· 2 Approach:experimental assay· 2 Organism:plant (other)· 2 Assay:DNA methylation· 1 Research Focus:host-pathogen & immune response· 1 Approach:statistical model· 1

Frequent Co-Authors

Jan Frederik KreuzeiD· 3 shared Soledad GamboaiD· 2 shared Willmer G. PereziD· 2 shared Arie SandersiD· 1 shared Beatriz Elena Guerra SierraiD· 1 shared Breny Flores· 1 shared Diana ValleiD· 1 shared Elizabeth Fernández· 1 shared

Activity by Year

2025-2026 · peak 2/yr

Co-Author Collaboration Network

10 top collaborators · 25 mutual co-author links

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3 shared papersPlant Biology

Jan Frederik KreuzeORCID

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3 papers

Recent·Most cited

Plant BiologybioRxivPreprintJun 3, 2026

Expression of the βhpmeh gene in transgenic events of the potato variety Desiree increases resistance to bacterial wilt caused by Ralstonia solanacearum

Myriam Izarra, Liliam Gutarra, Elizabeth Fernández…·Jan Frederik Kreuze

This study evaluates βhpmeh transgenic potato plants for resistance to bacterial wilt caused by Ralstonia solanacearum, finding reduced susceptibility correlated with βhpmeh gene expression.

DOI 10.64898/2026.01.14.699457

plant (other)experimental assay

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Plant BiologybioRxivPreprintMay 4, 2026

Population structure of Phytophthora infestans collected from potatoes in Ecuador, Colombia, Peru, Bolivia and Uruguay

Myriam Izarra, Mario Coca Morante, Willmer G. Perez…·Jan Frederik Kreuze

The paper analyzes the genetic structure of Phytophthora infestans populations from South American countries, identifying clonal lineages and geographic distribution patterns.

DOI 10.64898/2026.01.14.699522

experimental assayecology & biodiversity

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PathologybioRxivPreprintMay 28, 2025

Genetic diversity and population structure of Phytophthora infestans in Guatemala and Honduras

Myriam Izarra, Willmer G. Perez, Ericka Mabel Guerrero Vásquez…·Jan Frederik Kreuze

This study analyzes the genetic diversity and population structure of Phytophthora infestans in Guatemala and Honduras using molecular markers, identifying four main clonal lineages and highlighting the predominance of EU_13_A2.

DOI 10.1101/2025.05.28.656702

plant (other)DNA methylation

𝕏 PostBluesky