Light effects on plants

The segregase CDC48 integrates blue light and hormonal cues to regulate photomorphogenesis in Arabidopsis

This study shows CDC48A integrates blue light and gibberellin signaling through protein homeostasis to regulate photomorphogenesis in Arabidopsis.

Conservation and divergence of UVR8-COP1/SPA-HY5 signaling in UV-B responses of Marchantia polymorpha

This study investigates UV-B signaling in Marchantia polymorpha, showing that core components exist but regulatory interactions have diverged compared to Arabidopsis.

Shaping Kale Morphology and Physiology Using Different LED Light Recipes

This study investigates how different LED light recipes affect kale growth, physiology, and nutritional content, identifying cultivar- and time-of-day-specific molecular responses.

Wavelength induced cultivar specific enrichment of essential amino acids and phenolics in Amaranthus tricolor

The paper investigates how different light wavelengths affect metabolite levels in two Amaranthus tricolor cultivars using GC-MS, finding cultivar-specific metabolic changes.

Antagonism between blue and red light-signalling controls thallus flatness in Marchantia polymorpha

This study shows blue and red light signaling antagonistically control thallus flatness in Marchantia polymorpha through phototropin and phytochrome pathways, with BBX transcription factors also acting antagonistically.

PHOTOTROPIN-mediated blue light signaling orients the asymmetry of Marchantia polymorpha spores

The paper shows blue light, via PHOTOTROPIN and NCH1, controls asymmetric cell division orientation in Marchantia polymorpha spores, establishing the first developmental axis.

bZIP63 misregulation affects growth and target gene expression under short-day photoperiods

This study shows that bZIP63 misregulation affects growth and gene expression under short-day photoperiods by linking SnRK1 signaling to the MDLM system.

Phytochromes Enable Social Behavior in Marine Diatoms

This study shows that phytochromes in marine diatoms enable light-mediated collective behavior through synchronized cell movements in response to blue or far-red light.

AI-assisted decoding of molecular signatures essential for NON-PHOTOTROPIC HYPOCOTYL3 condensation and function in phototropism

The paper uses AI-based protein structure prediction to identify a bipartite motif in NPH3 essential for its condensation and function in phototropism.

Far-Red Light in Early Growth Stages Boosts Lettuce Biomass and Preserves Anthocyanins

This study shows that adding far-red light during early lettuce growth increases biomass and preserves anthocyanins through improved canopy expansion and photosynthesis.

CRY1 couples blue light dependent systemic acquired defense through NPR1 interaction and SnRK3.6-mediated translocation

This study shows CRY1 is essential for blue light-induced SAR in Arabidopsis through interaction with NPR1 and SnRK3.6-mediated translocation.

Arabidopsis GLK transcription factors interact with ABI4 to modulate cotyledon greening in light-exposed etiolated seedlings

This paper shows ABI4 inhibits GLK1 and GLK2 to limit Pchlide biosynthesis in dark-grown Arabidopsis seedlings, preventing phototoxicity upon light exposure.

Optimizing light environment enables speed breeding in forage legumes: physiological limits and generation time reduction in Medicago sativa and Medicago truncatula

This study optimizes light conditions to accelerate growth cycles in forage legumes, reducing generation time while maintaining seed viability in Medicago sativa and Medicago truncatula.

Loss of PIF7 attenuates shade and elevated temperature responses throughout the lifecycle in Pennycress

This study shows that reducing PIF7 in pennycress decreases shade and heat responses without affecting yield or oil content, improving plant performance under stress.

Beyond Peak Wavelength: Spectral Bandwidth of Blue and Red-Blue Laser Diodes (LDs) Reprograms Photosynthesis, Canopy Architecture, Senescence, and Whole-Plant Growth

This study shows that spectral bandwidth of blue and red-blue light affects photosynthesis, canopy structure, senescence, and plant growth in different species.

Accurately Programming Complex Light Regimes with Multi-channel LEDs

The paper introduces an algorithm to accurately program multi-channel LED light systems for plant studies, outperforming existing methods by accounting for non-linearities and channel bleedthrough.

NT-C2-Dependent Phosphoinositide Binding Controls PLASTID MOVEMENT IMPAIRED1 Localization and Function

This study identifies the NT-C2 domain as critical for PMI1 membrane association and function in chloroplast movement, showing its interaction with phosphoinositides and modulation by calcium.

Pre-anthesis light signaling of sheathed embryonic barley inflorescences defines floral fate

This study investigates the role of pre-anthesis light signaling in barley inflorescences, showing that light-dependent chlorophyll accumulation (PEIG) is critical for floral survival and pollen viability.

Genome-scale transcriptome augmentation during Arabidopsis thaliana photomorphogenesis

The paper identifies a two-fold transcriptome expansion in Arabidopsis thaliana during photomorphogenesis, with most differentially expressed genes upregulated, and reveals the role of HY5 in light-mediated gene regulation.

Alternative splicing of PIF4 regulates plant development under heat stress

This study identifies alternative splicing of PIF4 as a regulatory mechanism that modulates plant development under heat stress.

Arabidopsis EARLY FLOWERING 4 recruits EARLY FLOWERING 3 to the nucleus to facilitate gene repression

This study shows ELF4 recruits ELF3 to the nucleus at dusk, enhancing its gene repression activity in Arabidopsis hypocotyls and roots.

A blue light receptor CRY1 regulates de novo shoot regeneration

This paper shows that CRY1 promotes shoot regeneration in Arabidopsis by suppressing ARF3-mediated salicylic acid signaling, linking blue light perception to hormonal regulation.

Transcriptional Dynamics and Chromatin Accessibility in the Regulation of Shade-Responsive Genes in Arabidopsis

This study investigates how chromatin accessibility and PIF7 binding regulate shade-responsive gene expression in Arabidopsis under short and prolonged shade exposure.

Kinetic 13CO2 mapping revealed distinct light-dark metabolic transition phenotypes in Brassica napus seedlings under visible and UV-B light

This study uses 13CO2 tracing to compare metabolic transitions in Brassica napus seedlings under visible and UV-B light, revealing distinct carbon assimilation and biosynthesis patterns during light-to-dark transitions.

Comprehensive analysis of proteins associated with light responses and stress tolerance in the gametophyte of the fern Dryopteris affinis ssp. affinis

This study identifies 1,160 proteins in the gametophyte of Dryopteris affinis ssp. affinis associated with light responses, transport, and stress tolerance, providing insights into molecular mechanisms of adaptation.

Salt stress disrupts local auxin and COP1 gradients in Arabidopsis apical hooks

This paper shows that salt stress disrupts auxin and COP1 gradients in Arabidopsis apical hooks, impairing hook formation and seedling emergence.

A BBX-HY5 photomorphogenic module induces anthocyanin synthesis in purple tomato fruits

This study identifies two BBX transcription factors that regulate anthocyanin synthesis in purple tomatoes through both HY5-dependent and independent mechanisms.

Cryptochrome 2 is necessary for promoting a blue light-independent chloroplast signal to control cellular degradation

This paper shows that cryptochrome 2 (CRY2) promotes chloroplast degradation and programmed cell death via a blue light-independent pathway, uncoupling 1O2 signaling from cellular stress responses.

Structural assembly of maize CRY-GL2 photosignaling complex provides insights into its regulatory role in cuticular wax biosynthesis

This study reports the crystal structure of a light-activated maize CRY1c-ZmGL2 complex, revealing its role in regulating cuticular wax biosynthesis through structural and biochemical analysis.

Rapid ethylene-triggered protein complex remodeling in dark grown hypocotyls

This study identifies rapid ethylene-induced protein complex remodeling in hypocotyls using proteomics, revealing potential targets for growth regulation.