Author

Cathy Royer

Centre National de la Recherche Scientifique

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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Cell Biology· 2 Cancer Biology· 1

Signature Assays, Organisms & Methods

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Research Focus:cell signaling & trafficking· 2 Approach:experimental assay· 2 Research Focus:cancer & tumor microenvironment· 1 Assay:electronic health records· 1 Organism:human· 1 Assay:imaging· 1 Approach:microscopy & imaging analysis· 1 Organism:mouse· 1

Frequent Co-Authors

Nicolas VitaleiD· 3 shared Alexander WolfiD· 2 shared Sylvette Chasserot‐GolaziD· 2 shared Annabel LarnicoliD· 1 shared Anne-Marie Haeberle· 1 shared Anne‐Marie Haeberlé· 1 shared Annick Klein· 1 shared Antoine Schlichter· 1 shared

Activity by Year

2020-2026 · peak 2/yr

Co-Author Collaboration Network

10 top collaborators · 23 mutual co-author links

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3 shared papersCell Biology

Nicolas VitaleORCID

Mutual co-authors in cluster

Author profile →

3 papers

Recent·Most cited

Endoplasmic reticulum membrane contact sites coordinate exocytic site assembly and activity in neuroendocrine cells

Laura Streit, Franck Delavoie, Alexander Wolf, Cathy Royer, Anne‐Marie Haeberlé, Sylvain Hugel, Stéphane Gasman, Nicolas Vitale, Sylvette Chasserot‐Golaz

This study identifies ER membrane contact sites (MCS) as regulators of exocytic site assembly and activity in neuroendocrine cells by coordinating calcium signaling and actin dynamics.

bioRxiv · Feb 6, 2026 · PreprintCell Biology

Chromogranin A regulates the dynamics of neurosecretion through its interaction with phosphatidic acid

Thomas Ferrand, Alexander Wolf, Fanny Laguerre, Lina Riachy, Antoine Schlichter, Lydie Jeandel, Magalie Bénard, Brice Beauvais, Damien Schapman, Sylvette Chasserot‐Golaz, Cathy Royer, Caroline Bérard, Dorthe Cartier, Ji‐Young Lee, Luca Grumlolato, , Maïté Montero‐Hadjadje

This study identifies a direct interaction between chromogranin A and phosphatidic acid at the plasma membrane, showing how this interaction regulates neurosecretion dynamics.

bioRxiv · Feb 2, 2026 · PreprintCell Biology

Ral GTPases promote metastasis by controlling biogenesis and organ colonization of exosomes

Shima Ghoroghi, Benjamin Mary, Annabel Larnicol, Annick Klein, Nael Osmani, Ignacio Busnelli, Francois Delalande, Nicodeme Paul, Sebastien Halary, Frederic Gros, Laetitia Fouillen, Anne-Marie Haeberle, Cathy Royer, Coralie Spiegelhalter, Gwennan Andre-Gregoire, , Vincent Hyenne

This study shows Ral GTPases regulate exosome biogenesis and organ colonization, promoting metastasis through MCAM/CD146 modulation in breast cancer.

bioRxiv · Jul 10, 2020 · PreprintCancer Biology