Author

Ramona Hartmann

University of Zurich

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· 1

Signature Assays, Organisms & Methods

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Research Focus:development & morphogenesis· 1 Approach:experimental assay· 1 Organism:plant (other)· 1

Frequent Co-Authors

Anna M. KoltunowiD· 1 shared Brett J. FergusoniD· 1 shared Gloria León-Martínez· 1 shared Huanan SuiD· 1 shared Itzel Amasende-Morales· 1 shared Jean-Philippe Vielle Calzada· 1 shared Joann A. ConneriD· 1 shared Juana de la Cruz· 1 shared

Activity by Year

2026-2026 · peak 1/yr

Co-Author Collaboration Network

10 top collaborators · 45 mutual co-author links

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1 shared paperPlant Biology

Anna M. KoltunowORCID

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1 paper

Recent·Most cited

BABYBOOM-like expression in the cowpea egg and central cellenables parthenogenesis, endosperm development, and viable haploid seed formation

Itzel Amasende-Morales, Osvaldo Ruíz-Maciel, Gloria León-Martínez, Joann A. Conner, Sailaja Bhogireddy, Quetzely Ortiz-Vasquez, Huanan Su, Juana de la Cruz, Judith Lúa, Karen Ramirez, Miguel Vallebueno‐Estrada, Stefano Bencivenga, Ramona Hartmann, Nial Rau Gursanscky, Matteo Riboni, , Jean-Philippe Vielle Calzada

The paper shows that expressing VuBBML1 in both egg and central cells of cowpea, along with central cell fertilization, enables parthenogenesis and viable haploid seed formation.

bioRxiv · Feb 10, 2026 · PreprintPlant Biology