Author

Paulina Ramirez Miranda

University of Freiburg

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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Plant Biology· 2

Signature Assays, Organisms & Methods

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Organism:Arabidopsis· 1 Research Focus:cell type annotation· 1 Research Focus:development & morphogenesis· 1 Approach:experimental assay· 1 Approach:genetic perturbation / CRISPR· 1 Approach:mechanistic / dynamical model· 1 Research Focus:metabolism & bioenergetics· 1 Organism:plant (other)· 1

Frequent Co-Authors

Elke BarbeziD· 2 shared Alberto González-DelgadoiD· 1 shared Alessia CandeoiD· 1 shared Alex CostaiD· 1 shared Andrea BassiiD· 1 shared Arthur Fernandes Stradiotto Marcusse· 1 shared Berit EbertiD· 1 shared Cecilia BorassiiD· 1 shared

Activity by Year

2026-2026 · peak 2/yr

Co-Author Collaboration Network

10 top collaborators · 27 mutual co-author links

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2 shared papersPlant Biology

Elke BarbezORCID

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2 papers

Recent·Most cited

ER-located Ca2+ ATPase ACA2 regulates Ca2+ cytoplasmic pool linked to root hair growth in Arabidopsis thaliana

Mariana Carignani Sardoy, Vinícius Cabral, Julián García Bossi, Stefano Buratti, Alessia Candeo, Giorgia Tortora, Paulina Ramirez Miranda, Cecilia Borassi, Victoria Berdion Gabarain, Javier Martinez Pacheco, Diana Rosa Rodríguez Garcia, Cristina Marino‐Buslje, Jorge Prometeo Muschietti, Andrea Bassi, Elke Barbez, , José M. Estevez

This study identifies ACA2 as an ER-localized Ca2+ ATPase essential for regulating cytoplasmic Ca2+ levels and root hair growth in Arabidopsis thaliana.

bioRxiv · Aug 14, 2026 · PreprintPlant Biology

Cell wall charge gates iron availability in plant roots

Chenlu Liu, Jędrzej Dobrogojski, Paulina Ramirez Miranda, Dominic Woelki, Marco Marconi, Nicolas Ulbrich, Alberto González-Delgado, Hee Sung Kang, Monika Kubalová, Matyáš Fendrych, Berit Ebert, Krzysztof Wabnik, Elke Barbez

The paper shows that plant cell wall charge regulates iron retention and bioavailability by acting as an electrostatic gate, with implications for nutrient homeostasis.

bioRxiv · Mar 18, 2026 · PreprintPlant Biology