Results 41 to 50 of about 11,655 (226)

Role and mechanisms of callose priming in mycorrhiza-induced resistance [PDF]

open access: yes, 2020
Mycorrhizal plants display enhanced resistance to several pathogens. However, the molecular mechanisms regulating mycorrhiza-induced resistance (MIR) are still elusive.
Sánchez-Bel, Paloma   +5 more
core   +1 more source

Deposition of callose in wound tissue tuber of potato (Solanum tuberosum L.)

open access: yesActa Agrobotanica, 2013
Fluorescent methods were used for investigation of callose deposition in cells of wound tuber tissue of potato. Potato cultivars: Tarpan, Certa and Narew were examined. Deposition of callose in cells depended on the place of the wound, type of tissue and
Jolanta Molas
doaj   +1 more source

Effect of boron toxicity on pollen tube cell wall architecture and the relationship of cell wall components of Castanea mollissima Blume

open access: yesFrontiers in Plant Science, 2022
Boron (B) is essential to plant development. However, excessive B is toxic to plants. This research was performed to evaluate the effects of B toxicity on cell wall architecture of Chinese chestnut (Castanea mollissima Blume) pollen tubes with emphasis ...
Weiwei Zhang   +11 more
doaj   +1 more source

Callose-associated silica deposition in Arabidopsis [PDF]

open access: yes, 2016
The mechanism of biological silicification in plants remains to be elucidated. There are strong arguments supporting a role for the plant extracellular matrix and the ß-1-3-glucan, callose, has been identified as a possible template for silica deposition

core   +1 more source

Analysis of a novel mutant allele of GSL8 reveals its key roles in cytokinesis and symplastic trafficking in Arabidopsis

open access: yesBMC Plant Biology, 2018
Background Plant cell walls are mainly composed of polysaccharides such as cellulose and callose. Callose exists at a very low level in the cell wall; however, it plays critical roles at different stages of plant development as well as in defence against
Behnaz Saatian   +7 more
doaj   +1 more source

Callose deposition during pollen development

open access: yes, 2020
Callose is a cell wall component that is dynamically deposited and degraded during pollen development. Thanks to a new article investigating pollen formation in cotton (Gossypium hirsutum), we now know that a pollen-specific protein regulates callose ...
Seale, Madeleine
core   +1 more source

Cell membrane integrity, callose accumulation, and root growth in aluminum-stressed sorghum seedlings

open access: yes, 2014
Aluminum stress usually reduces plant root growth due to the accumulation of Al in specific zones of the root apex. The objectives of this study were to determine the localization of Al in the root apex of Sorghum bicolor (L.) Moech.
B. A. Were   +6 more
core   +1 more source

From Defense Executor to Engineering Target: Harnessing Lignin for Crop Resistance

open access: yesAdvanced Science, EarlyView.
Lignin serves as both a physical and chemical executor of broad‐spectrum plant immunity. This review systematically summarizes classical and recent advances in lignin‐mediated immunity, outlines the multifaceted regulatory modules controlling lignification under biotic stress, discusses key physiological and biochemical mechanisms behind lignin‐based ...
Yanwen Yu   +6 more
wiley   +1 more source

Enviromics crosstalk between internal and external plant environments for enhanced adaptation and de novo domestication

open access: yesiMeta, EarlyView.
Climate change demands accelerated plant adaptation and de novo domestication. Yet current enviromics focuses disproportionately on external environments, neglecting internal dynamics—gene expression, metabolic flux, and signal transduction—within predictive envirotyping frameworks.
Lin‐An Zhang   +8 more
wiley   +1 more source

Callose in compression wood tracheids

open access: yes, 2015
A study of 20 gymnospermous species has shown that in most of them callose occurs in the helical checks of the S2 layer of cell walls in the compression wood tracheids.
P. Brodzki
core   +1 more source

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