Author

Grisna Isabel Prensa

Science for Life LaboratoryORCID 0009-0002-7101-7224Unclaimed 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:host-pathogen & immune response· 2 Approach:experimental assay· 1 Approach:genetic perturbation / CRISPR· 1 Assay:proteomics· 1

Frequent Co-Authors

Andrea FossatiiD· 2 shared David ParkeriD· 2 shared Doyeon Kim· 2 shared Adela Dujiskova· 1 shared Andrea García NavarroiD· 1 shared Arne ElofssoniD· 1 shared Elizabeth Campbell· 1 shared Florian A. RosenbergeriD· 1 shared

Activity by Year

2026-2026 · peak 2/yr

Co-Author Collaboration Network

10 top collaborators · 33 mutual co-author links

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2 shared papersMicrobiology

Andrea FossatiORCID

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2 papers

Recent·Most cited

The porin MspA is a phage-specific determinant of mycobacteriophage infection

Doyeon Kim, Mickaël Maziero, Kathryn A. Eckartt, Michael A. DeJesus, Grisna Isabel Prensa, Andrea García Navarro, David Parker, Pierre Santucci, Jeremy M. Rock, Andrea Fossati

This study identifies outer membrane porins as phage-specific determinants of mycobacterial susceptibility through a CRISPRi screen in Mycobacterium smegmatis.

bioRxiv · Oct 10, 2026 · PreprintMicrobiology

Conserved mycobacteriophage protein uses structural mimicry to displace host initiation factors

David Parker, Shrestha Ghosh, Adela Dujiskova, Paul Dominic B. Olinares, Sarah Narrowe Danielsson, Grisna Isabel Prensa, Doyeon Kim, Florian A. Rosenberger, Arne Elofsson, Matthias Mann, Elizabeth Campbell, Andrea Fossati

The paper identifies a conserved viral protein module that displaces host RNA polymerase sigma factors to control transcription in mycobacteria.

bioRxiv · Oct 5, 2026 · PreprintMicrobiology