Results 21 to 30 of about 16,942 (255)

Screening Mechanism and Properties of a Cantilevered Vibrating Sieve for Particles Processing

open access: yesApplied Sciences, 2019
Screening of fine wet particles or near-aperture particles by traditional screen devices is often not quite effective for sieve plugging. Different from traditional rigid regular mesh sieves, a cantilevered vibrating sieve (CVS) with open screen holes ...
Liping Peng   +5 more
doaj   +1 more source

Live imaging of companion cells and sieve elements in Arabidopsis leaves.

open access: yesPLoS ONE, 2015
The phloem is a complex tissue composed of highly specialized cells with unique subcellular structures and a compact organization that is challenging to study in vivo at cellular resolution.
Thibaud Cayla   +7 more
doaj   +1 more source

SIEVE ELEMENTS IN THE FUCALES [PDF]

open access: yesNew Phytologist, 1983
SUMMARYMedullary filaments from the thalli of most of the British species of brown seaweeds belonging to the Fucales have been examined with both scanning and transmission electron microscopy (SEM and TEM). The end walls of each cell in the filament are in the form of a sieve plate.
openaire   +1 more source

Think outside the sieve element! [PDF]

open access: yesPlant, Cell & Environment, 2016
This article comments on: Allocation, stress tolerance and carbon transport in plants: how does phloem physiology affect plant ecology?
Michael, Knoblauch, Winfried S, Peters
openaire   +2 more sources

Identification of new proteins in mature sieve elements

open access: yesPhysiologia Plantarum, 2022
AbstractThe phloem enables vascular plants to transport photoassimilates from source tissues to heterotrophic sink tissues. In the phloem, unbroken strings of enucleated sieve elements, which lose the majority of their cellular contents upon maturation, provide a low resistance path for mass flow. The protein machinery in mature sieve elements performs
Niels Christian Sanden, Alexander Schulz
openaire   +4 more sources

Vascular Gene Expression: A Hypothesis

open access: yesFrontiers in Plant Science, 2013
The phloem is the conduit through which photoassimilates are distributed from autotrophic to heterotrophic tissues and is involved in the distribution of signaling molecules that coordinate plant growth and responses to the environment.
Angélica Concepción eMartínez-Navarro   +3 more
doaj   +1 more source

Analyzing Rice Grain Collision Behavior and Monitoring Mathematical Model Development for Grain Loss Sensors

open access: yesAgriculture, 2022
Grain loss in the harvesting process of combine harvesters not only causes economic losses to farmers but also affects the soil environment because of the lost grain covering the soil, influencing crop growth in the next season.
Depeng Li   +6 more
doaj   +1 more source

Phloem development in nematode-induced feeding sites: The implications of auxin and cytokinin

open access: yesFrontiers in Plant Science, 2013
Sedentary plant parasitic nematodes such as root-knot nematodes and cyst nematodes induce giant cells or syncytia, respectively, in their host plant’s roots.
Birgit eAbsmanner   +2 more
doaj   +1 more source

Similar Intracellular Location and Stimulus Reactivity, but Differential Mobility of Tailless (Vicia faba) and Tailed Forisomes (Phaseolus vulgaris) in Intact Sieve Tubes. [PDF]

open access: yesPLoS ONE, 2015
Sieve elements of legumes contain forisomes-fusiform protein bodies that are responsible for sieve-tube occlusion in response to damage or wound signals. Earlier work described the existence of tailless and tailed forisomes.
Alexandra C U Furch   +2 more
doaj   +1 more source

Structure of Functional Soybean Sieve Elements [PDF]

open access: yesPlant Physiology, 1975
Soybean (Glycine max cv. Bragg) petiolar tissue containing translocated (14)C-sucrose was quick frozen, freeze-substituted in acetone or propylene oxide and embedded in Epon. This procedure allowed cytological observations on sieve elements whose functional condition could be verified by microautoradiography.
openaire   +2 more sources

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