Results 131 to 140 of about 19,046 (248)

Cellulose is degraded during phloem necrosis of Hevea brasiliensis [PDF]

open access: yes, 1992
La nécrose du phloème d'Hévéa est une grave maladie répandue dans les plantations ouest-africaines. A l'échelle ultrastructurale, l'altération des parois cellulaires est la modification la plus fréquemment observée.
Chamberland, H.   +3 more
core  

Tissue specific analysis reveals a differential organization and regulation of both ethylene biosynthesis and E8 during climacteric ripening of tomato [PDF]

open access: yes, 2014
Background: Solanum lycopersicum or tomato is extensively studied with respect to the ethylene metabolism during climacteric ripening, focusing almost exclusively on fruit pericarp. In this work the ethylene biosynthesis pathway was examined in all major
Bulens, Inge   +14 more
core   +2 more sources

Dare to change, the dynamics behind plasmodesmata-mediated cell-to-cell communication.

open access: yesCurrent opinion in plant biology, 2019
Plasmodesmata pores control the entry and exit of molecules at cell-to-cell boundaries. Hundreds of pores perforate the plant cell wall, connecting cells together and establishing direct cytosolic and membrane continuity. This ability to connect cells in
J. Petit   +4 more
semanticscholar   +1 more source

Transgenic tobacco plants expressing the Potato virus X open reading frame 3 gene develop specific resistance and necrotic ring symptoms after infection with the homologous virus [PDF]

open access: yes, 2001
Tobacco plants were transformed with the open reading frame 3 gene from Potato virus X (PVX) coding for the p12 protein. Although the transgenic plants exhibited a normal morphological aspect, microscopic examination revealed extensive alterations in ...
Cabral, Silvia   +4 more
core   +1 more source

Plasmodesmata Conductivity Regulation: A Mechanistic Model

open access: yesPlants, 2019
Plant cells form a multicellular symplast via cytoplasmic bridges called plasmodesmata (Pd) and the endoplasmic reticulum (ER) that crosses almost all plant tissues.
Y. Dorokhov   +3 more
semanticscholar   +1 more source

Plasmodesmata-Mediated Cell-to-Cell Communication in the Shoot Apical Meristem: How Stem Cells Talk

open access: yesPlants, 2017
Positional information is crucial for the determination of plant cell fates, and it is established based on coordinated cell-to-cell communication, which in turn is essential for plant growth and development.
Munenori Kitagawa, David Jackson
doaj   +1 more source

Comparison of structural damage caused by Russian wheat aphid (Diuraphis noxia Mordvilko) and Bird cherry-oat aphid (Rhopalosiphum padi L.) in a susceptible barley cultivar, Hordeum vulgare L. cv Clipper [PDF]

open access: yes, 2007
The Russian wheat aphid (RWA, (Diuraphis noxia Mordvilko) and the Bird cherry-oat aphid (BCA, (Rhopalosiphum padi L.) cause severe damage to grain crops, including barley. An investigation of the effects of these aphids on a susceptible cultivar revealed
Botha, Christiaan Edward Johannes   +3 more
core   +1 more source

Plasma membrane associated Receptor Like Kinases relocalise to plasmodesmata in response to osmotic stress

open access: yesbioRxiv, 2019
Plasmodesmata act as key elements in intercellular communication, coordinating processes related to plant growth, development and responses to environmental stresses.
M. Grison   +7 more
semanticscholar   +1 more source

Dormancy in reproductive vegetative buds in creeping perennials dominating the agricultural weed flora in Scandinavia [PDF]

open access: yes, 2013
Dormancy, which is the inability to initiate normal growth under otherwise favourable conditions, is an adaptation to escape sprouting prior to seasonal cold temperatures and/or drought in areas where winters are harsh or summers dry.
Liew, Josefine
core  

Multiscale metabolic modeling of C4 plants: connecting nonlinear genome-scale models to leaf-scale metabolism in developing maize leaves

open access: yes, 2015
C4 plants, such as maize, concentrate carbon dioxide in a specialized compartment surrounding the veins of their leaves to improve the efficiency of carbon dioxide assimilation.
Bogart, Eli, Myers, Christopher R.
core   +3 more sources

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