Results 21 to 30 of about 942,703 (254)
Shedding light on the evolution of light signalling [PDF]
This article is a Commentary on Artz et al., 224: 1613–1626.
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Profiling DNA damage response following mitotic perturbations
DNA damage arising from replication stress is well studied, but the effect of mitotic errors on genome integrity is less understood. Here the authors knock down 47 mitotic regulators and record how they impact on DNA breakage events, providing a resource
Ronni S. Pedersen +10 more
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Light perception and signalling by phytochrome A [PDF]
In etiolated seedlings, phytochrome A (phyA) mediates very-low-fluence responses (VLFRs), which initiate de-etiolation at the interphase between the soil and above-ground environments, and high-irradiance responses (HIR), which complete de-etiolation under dense canopies and require more sustained activation with far-red light.
Casal, Jorge Jose +2 more
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Signal Integration in Plant Abiotic Stress Responses via Multistep Phosphorelay Signaling
Plants growing in any particular geographical location are exposed to variable and diverse environmental conditions throughout their lifespan. The multifactorial environmental pressure resulted into evolution of plant adaptation and survival strategies ...
Jan Skalak +3 more
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Light signaling: back to space [PDF]
Recent work has increased our understanding of the molecular and cellular mechanisms of the phytochrome family of photoreceptors in controlling plant photomorphogenesis. However, the importance of long-distance communication in controlling light responses has received relatively little attention and is poorly understood.
Roig Villanova, Irma +2 more
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In this issue of Chemistry & Biology, Kim and colleagues describe their work on optogenetic control of fibroblast growth factor receptor (FGFR) signaling. By engineering a chimeric receptor, the authors demonstrate that FGFR intracellular signaling can be controlled in space and time by blue light.
Zhang, Kai, Cui, Bianxiao
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Transduction of Blue-Light Signals [PDF]
BUT IS IT AN ELEPHANT? In the old tale, several blind men are taken to an elephant. In turn, each is asked to examine and identify the mystery object. One blind man examines a leg and claims it to be a tree, another, examining the trunk, claims it to be a snake, and yet another, feeling a tusk, claims it to be a smooth rock. The pattern continues: each
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Light-triggered transcriptome reprogramming is critical for promoting photomorphogenesis in Arabidopsis seedlings. Nonetheless, recent studies have shed light on the importance of alternative pre-mRNA splicing (AS) in photomorphogenesis.
Tingting Yan +6 more
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Light Signaling, Root Development, and Plasticity [PDF]
Light is the energy source for plants as it drives photosynthesis to produce sugars. Given the obvious fact that light mostly occurs aboveground and not in the soil, most interactions of plants with light have been studied in shoot parts of the plant.
Kasper van Gelderen +2 more
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Phototropism: at the crossroads of light-signaling pathways [PDF]
Phototropism enables plants to orient growth towards the direction of light and thereby maximizes photosynthesis in low-light environments. In angiosperms, blue-light photoreceptors called phototropins are primarily involved in sensing the direction of light.
Goyal A, Szarzynska B, Fankhauser C
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