A photosynthetic checkpoint halts Synechocystis sp. PCC 6803 response to nitrogen deprivation during glucose-mediated metabolic imbalance
Pablo Ortega-Martínez, Joaquín Giner‐Lamia, Laura T. Wey, M. Isabel Muro‐Pastor, Francisco Javier Florencio, Sandra Díaz‐Troya
This study shows glucose prevents chlorosis in Synechocystis sp. PCC 6803 by altering redox balance and photosynthetic electron flow, suggesting a redox-sensitive checkpoint links metabolic state to nitrogen deprivation response.
bioRxiv · Jul 30, 2025 · PreprintPlant Biology