Author

S.C. Penna

Pennsylvania State UniversityORCID 0009-0006-1652-2323Unclaimed ORCID profile · follow to get notified of new preprints

Biology Disciplines

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Research Focus:cell signaling & trafficking· 2 Organism:human· 2 Assay:imaging· 2 Approach:microscopy & imaging analysis· 2 Research Focus:cell type annotation· 1 Research Focus:cell-cell communication· 1 Research Focus:chromatin & epigenetic regulation· 1 Approach:experimental assay· 1

Frequent Co-Authors

Marina FericiD· 2 shared Eliza Neal· 1 shared Nidhi ParikhiD· 1 shared Sanjaya Aththawala GedaraiD· 1 shared

Activity by Year

2025-2026 · peak 1/yr

Co-Author Collaboration Network

4 top collaborators · 4 mutual co-author links

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2 shared papersCell Biology

Marina FericORCID

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2 papers

Recent·Most cited

Cell BiologyCommunications BiologyPeer-reviewedApr 23, 2026

Membranes arrest the coarsening of mitochondrial condensates

Sanjaya Aththawala Gedara, S.C. Penna, Marina Feric

The paper investigates how mitochondrial membranes regulate the size and dynamics of condensates, showing that membranes prevent coarsening by limiting condensate growth.

2 citations

humanimaging

𝕏 PostBluesky

Cell BiologybioRxivPreprintDec 22, 2025

Transcription-dependent phase coexistence of mitochondrial nucleoids and RNA granules

Nidhi Parikh, S.C. Penna, Eliza Neal, Marina Feric

This study shows that active mitochondrial transcription sustains phase coexistence between mt-nucleoids and mtRNA granules through nascent RNA.

1 citation

humanimaging

𝕏 PostBluesky