This study identifies GERALT as a key regulator of chloroplast biogenesis and chlorophyll biosynthesis in Arabidopsis, revealing its role in cotyledon greening and plant fitness.

Plant and Cell Physiology · Oct 17, 2025Peer-reviewedPlant Biology

Plant Cleavage Factor I complex is essential for precise cleavage and polyadenylation site determination

Łukasz Szewc, Xiaojuan Zhang, Mateusz Bajczyk, Dawid Bielewicz, Marta Zimna, Kei Yura, Mariko Kato, Mika Nomoto, Marta García-León, Vicente Rubio, Yasuomi Tada, Tsuyoshi Furumoto, Takashi Aoyama, Zofia Szweykowska-Kulińska, Dorothee Staiger, , Tomohiko Tsuge

This study identifies the plant CFI complex components and shows their essential role in cleavage and polyadenylation site selection, with defects in morphological development and gene expression.

PLANT PHYSIOLOGY · Oct 9, 2025Peer-reviewedMolecular Biology

Chromatin retained MUSHER lncRNA integrates ABA and DOG1 signalling pathways to enhance Arabidopsis seeds dormancy.

Sebastian Sacharowski, Michał Krzysztoń, Lien K. Brzezniak, Karol Jerzy Rogowski, Miguel Montez, Katarzyna Rosol, Magdalena Wrona, Ruslan Yatusevich, Veena Halale Manjunath, Łukasz Szewc, Artur Jarmołowski, Szymon Świeżewski

The paper identifies MUSHER, a chromatin-retained lncRNA that integrates ABA and DOG1 pathways to enhance Arabidopsis seed dormancy through distinct mechanisms.

Nature Communications · Aug 14, 2025Peer-reviewedMolecular Biology