Results 31 to 40 of about 2,977,864 (307)

Compensatory phenolic induction dynamics in aspen after aphid infestation

open access: yesScientific Reports, 2022
Condensed tannins (CTs) are polyphenolics and part of the total phenolic (TP) pool that shape resistance in aspen (Populus tremula). CTs are negatively associated with pathogens, but their resistance properties against herbivores are less understood. CTs
Rajarshi Kumar Gaur   +2 more
doaj   +1 more source

The role of flavin-containing enzymes in mitochondrial membrane hyperpolarization and ROS production in respiring Saccharomyces cerevisiae cells under heat-shock conditions

open access: yesScientific Reports, 2017
Heat shock is known to accelerate mitochondrial ROS production in Saccharomyces cerevisiae cells. But how yeast mitochondria produce ROS under heat-shock condition is not completely clear.
Irina V. Fedoseeva   +7 more
doaj   +1 more source

Salicylic acid metabolism and signalling coordinate senescence initiation in aspen in nature

open access: yesNature Communications, 2023
Deciduous trees exhibit a spectacular phenomenon of autumn senescence driven by the seasonality of their growth environment, yet there is no consensus which external or internal cues trigger it.
Jenna Lihavainen   +8 more
doaj   +1 more source

Rhizobacterial volatiles and photosynthesis-related signals coordinate MYB72 expression in Arabidopsis roots during onset of induced systemic resistance and iron-deficiency responses [PDF]

open access: yes, 2015
In Arabidopsis roots, the transcription factor MYB72 plays a dual role in the onset of rhizobacteria-induced systemic resistance (ISR) and plant survival under conditions of limited iron availability.
Marcel C. Van Verk   +30 more
core   +1 more source

Plant Physiology [PDF]

open access: yesNature, 1940
(Uploaded by Plazi from the Biodiversity Heritage Library) No abstract provided.
openaire   +2 more sources

Growth in fluctuating light buffers plants against photorespiratory perturbations

open access: yesNature Communications, 2023
Photorespiration (PR) is the pathway that detoxifies the product of the oxygenation reaction of Rubisco. It has been hypothesized that in dynamic light environments, PR provides a photoprotective function. To test this hypothesis, we characterized plants
Thekla von Bismarck   +10 more
doaj   +1 more source

In honor of Hartmut Karl Lichtenthaler

open access: yesPhotosynthetica, 2021
We honor here Hartmut Karl Lichtenthaler, a pioneer of plant physiology, plant biochemistry, plant biophysics, plant molecular biology, and stress physiology.
G. GOVINDJEE
doaj   +1 more source

Imaging long distance propagating calcium signals in intact plant leaves with the BRET-based GFP-Aequorin reporter

open access: yesFrontiers in Plant Science, 2014
Calcium (Ca2+) is a second messenger involved in many plant signalling processes. Biotic and abiotic stimuli induce Ca2+ signals within plant cells, which, when decoded, enable these cells to adapt in response to environmental stresses. Multiple examples
Tou Cheu eXiong   +5 more
doaj   +1 more source

Two dominant boreal conifers use contrasting mechanisms to reactivate photosynthesis in the spring

open access: yesNature Communications, 2020
Boreal conifers regulate photosynthesis to maximize seasonal growth while limiting damage due to light and cold stress. Here Yang et al. show that two major conifer species achieve this via different means as Scots pine, but not Norway spruce, activates ...
Qi Yang   +5 more
doaj   +1 more source

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