147 papers
Plant biology explores the intricate lives of the green world, from the microscopic machinery inside a leaf to how entire forests adapt to a changing climate. This field investigates everything from how roots drink water to the complex chemical signals plants use to communicate, offering vital insights into food security and environmental resilience.
On Gist.Science, we make these discoveries accessible by processing every new preprint in this category directly from bioRxiv. For each study, we provide both a plain-language overview for curious minds and a detailed technical summary for researchers, ensuring that the latest findings in plant science are clear and actionable. Below are the most recent papers in plant biology, freshly summarized for you to explore.
This study reveals that in Arabidopsis, cold-regulated genes are primed by high levels of H2A.Z and H3K27me3, where REF6-mediated H3K27me3 reduction and H2A.Z remodeling act as critical switches to modulate RNA polymerase II activity and drive the transcriptional response to cold stress.
This study provides the first detailed genetic dissection of root-mediated yield heterosis in melon, revealing that the phenomenon is controlled by multiple small-effect QTLs with additive or dominant inheritance that can be effectively pyramided to enhance crop yield and stress tolerance through rootstock breeding.
This paper demonstrates that sustaining smallholder banana production in BBTV-endemic landscapes requires shifting policy focus from mere clean-seed distribution to investing in farmer diagnostic capacity, as accurate symptom detection and subsequent roguing are the critical drivers of disease suppression and economic viability.
This study demonstrates that combined sulfur deficiency and water deficit in pea plants trigger synergistic redox adjustments through coordinated transcript-protein regulation, particularly involving early reactive oxygen species responses and sustained glutathione S-transferase activity, to mitigate stress and enhance crop resilience.
This study investigates the physiological and symbiotic trade-offs in *Sorghum bicolor* by characterizing strigolactone biosynthetic mutants, revealing that while CRISPR-induced deletions in *SbCCD8b* and *LGS1* confer resistance to parasitic plants, they concurrently impair carbon assimilation, root development, and mycorrhizal symbiosis.
The study developed a soil-based, non-wounding bioassay that effectively mimics natural rhizosphere interactions to quantitatively and qualitatively assess hairy root disease symptoms in tomato genotypes and differentiate the virulence of rhizogenic Agrobacterium strains, thereby providing a robust platform for resistance breeding and disease management.
The paper introduces Rhizo-PET, a dedicated and robust PET imaging system capable of high-resolution 4D spatiotemporal analysis of carbon dynamics in intact plant-soil systems, demonstrating its ability to reliably quantify root-scale tracer transport and distinguish biological spatial organization from experimental variability.
This study demonstrates that managed bee pollination significantly enhances *Brassica napus* yield and seed quality across nine varieties by shortening flowering duration, extending fruiting duration, and modulating agronomic traits such as plant height and branch number, thereby optimizing nutrient allocation strategies.
The paper introduces PrimeStack, a DSB-independent platform combining evolved prime editors and unidirectional Bxb1 integrase to achieve high-efficiency, site-specific integration of kilobase-scale multigene cassettes into plant genomic safe harbors, thereby enabling predictable trait pyramiding and synthetic biology applications in crops like rice.
This study presents a single-nucleus RNA-sequencing transcriptional atlas of early *Arabidopsis* seed development that characterizes major cell types, refines endosperm states, and reveals mechanisms for inter-tissue coordination through the compartmentalization of brassinosteroid signaling, abundant secreted peptide expression, and the enrichment of rapidly evolving genes in specific seed tissues.