Inosine misincorporation into mRNA triggers the integrated stress response and activates an innate immune gene expression signature
Jacob H Schroader, Naa N. Adade, Emmanuel E. Adade, Mark A. Bratslavsky, Hannah K. Shorrock, Bradley R. Smith, Ting Zhou, Steven Lotz, Taylor B. Bertucci, Sally Temple, Alex M. Valm, Cara Theresia Pager, J. Andrew Berglund, Mark T. Handley, Gabriele Fuchs, Kaalak Reddy
This study shows that inosine misincorporation into mRNA activates the integrated stress response and an innate immune gene expression signature, linking ITPase deficiency to cellular stress.
bioRxiv · Jan 17, 2026 · PreprintMolecular Biology