Author

Ahmed F. Ramadan

Dalhousie UniversityORCID 0009-0007-4785-7158Unclaimed 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:drug response / drug discovery· 1 Assay:electrophysiology· 1 Organism:human· 1 Approach:simulation· 1

Frequent Co-Authors

Albert DasíiD· 1 shared Eike M. WülfersiD· 1 shared Franziska Schneider‐WarmeiD· 1 shared Joachim GreineriD· 1 shared Johannes VierockiD· 1 shared Linda TillertiD· 1 shared Matthew R. StoyekiD· 1 shared Patrick M. BoyleiD· 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 paperPhysiology

Albert DasíORCID

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1 paper

Recent·Most cited

PhysiologyThe Journal of PhysiologyPeer-reviewedOct 17, 2026

Channelrhodopsin Ion Selectivity Determines Mechanisms and Efficacy of Optogenetic Defibrillation in Human Atria and Ventricles

Sophia Ohnemus, Albert Dasí, Ahmed F. Ramadan…·Franziska Schneider‐Warme

This study compares the defibrillation efficacy of different channelrhodopsins in human cardiac tissue using simulations, finding that ion selectivity affects arrhythmia termination mechanisms and success.

1 citation

humanelectrophysiology

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