J. Kangasjarvi

Cell-specialized chloroplast signaling orchestrates photosynthetic and extracellular reactive oxygen species for stress responses

This study identifies how chloroplast retrograde signals like PAP coordinate ROS production in guard cells to regulate stomatal closure during stress.

Convergent evolution of mevalonate pathway in Inonotus obliquus and Betula pendula.

The paper sequenced the Chaga mushroom genome and found lineage-specific whole genome duplication and Cytochrome P450 expansion, leading to complex terpene biosynthesis.

Arabidopsis iron superoxide dismutase 1 protects against methyl viologen-induced oxidative stress in a copper-dependent manner

This study shows that FSD1 in Arabidopsis requires copper for its antioxidative function against methyl viologen-induced oxidative stress, with chloroplast localization being essential.

Populus ERF85 balances xylem cell expansion and secondary cell wall formation in hybrid aspen

This study identifies ERF85's role in balancing xylem cell expansion and secondary cell wall formation in hybrid aspen through ectopic expression analysis and transcriptomic profiling.

Increased expression of mitochondrial dysfunction stimulon genes affects chloroplast redox status and photosynthetic electron transfer in Arabidopsis

This study shows that increased MDS gene expression in Arabidopsis affects chloroplast redox status and photosynthetic electron transfer, with hypoxia mitigating these effects in an MDS-overexpressor mutant.

Ethylene signaling induces gelatinous layers with typical features of tension wood in hybrid aspen

This study shows ethylene induces gelatinous layers in hybrid aspen, linking ethylene signaling to wood formation through transcription factors.

An Oomycete Effector Protein Induces Shade Avoidance In Arabidopsis And Attenuates Salicylate Signaling By Binding To Host Proteins Of The RADICAL-INDUCED CELL DEATH1 Family

The paper shows that the oomycete effector HaRxL106 induces shade avoidance and suppresses salicylic acid signaling in Arabidopsis by interacting with RCD1, a protein involved in immune responses.