Results 61 to 70 of about 24,023 (266)

Silicon amendment to rice plants contributes to reduced feeding in a phloem‐sucking insect through modulation of callose deposition

open access: yesEcology and Evolution, 2018
Silicon (Si) uptake by Poaceae plants has beneficial effects on herbivore defense. Increased plant physical barrier and altered herbivorous feeding behaviors are documented to reduce herbivorous arthropod feeding and contribute to enhanced plant defense.
Lang Yang   +5 more
doaj   +1 more source

Induction of Callose Deposition in Tobacco (Nicotiana tabacum) by Bacterial Lipopolysaccharide Pseudomonas syringae pv. tabaci and Pseudomonas syringae pv. glycinea

open access: yesMakara Journal of Science, 2014
Lipopolysaccharide (LPS) is a major component of outer-membrane gram-negative bacteria, and it can act as a Pathogen-Associated Molecular Pattern (PAMP) for perception of pathogens by plants.
Pipit Marianingsih   +2 more
doaj   +1 more source

Callose (β-1,3 glucan) is essential for Arabidopsis pollen wall patterning, but not tube growth [PDF]

open access: yes, 2005
Background: Callose (β-1,3 glucan) separates developing pollen grains, preventing their underlying walls (exine) from fusing. The pollen tubes that transport sperm to female gametes also contain callose, both in their walls as well as in the plugs that ...
Swanson, Rob
core   +2 more sources

Toward in vitro fertilization in Brachiaria spp. [PDF]

open access: yes, 2010
Brachiaria are forage grasses widely cultivated in tropical areas. In vitro pollination was applied to accessions of Brachiaria spp. by placing pollen of non-dehiscent anthers on a solid medium near isolated ovaries.
Alves, E.R.   +5 more
core   +2 more sources

PEK14: A Kinesin‐4 Necessary for Male‐Derived Fertility in Arabidopsis thaliana

open access: yesCytoskeleton, EarlyView.
ABSTRACT Of the 61 kinesins annotated in Arabidopsis thaliana, many are still without assigned function. Here, we have screened an insertional mutant library of Arabidopsis pollen‐expressed kinesins for fertility defects. Insertional mutants for three kinesins showed a significant reduction in seed set.
Isabella N. Mendes   +6 more
wiley   +1 more source

Callose (β-1,3 glucan) is essential for Arabidopsis pollen wall patterning, but not tube growth

open access: yesBMC Plant Biology, 2005
Background Callose (β-1,3 glucan) separates developing pollen grains, preventing their underlying walls (exine) from fusing. The pollen tubes that transport sperm to female gametes also contain callose, both in their walls as well as in the plugs that ...
Maruyama Daisuke   +4 more
doaj   +1 more source

Engineering of Bioenergy Crops: Dominant Genetic Approaches to Improve Polysaccharide Properties and Composition in Biomass. [PDF]

open access: yes, 2020
Large-scale, sustainable production of lignocellulosic bioenergy from biomass will depend on a variety of dedicated bioenergy crops. Despite their great genetic diversity, prospective bioenergy crops share many similarities in the polysaccharide ...
Brandon, Andrew G, Scheller, Henrik V
core  

The regulatory frameworks surrounding CRISPR‐edited papaya and their impact on international commerce

open access: yesJournal of the Science of Food and Agriculture, EarlyView.
Abstract The papaya tree (Carica papaya L.), native to the Americas, is cultivated in tropical regions and holds substantial economic importance, with an estimated export volume of 365 000 t in 2023. However, diseases caused by viruses, fungi, bacteria, and nematodes can lead to severe losses.
Luíza Favaratto   +7 more
wiley   +1 more source

Characteristics of dynamic changes of the callose in male sterile anthers of Lycium barbarum L.

open access: yesXibei zhiwu xuebao
[Objective] Callose is a beta-1, 3-bonded glucan that forms a wall structure, which occurs only in certain tissues. When degrading prematurely or delayed, it may lead to pollen abortion.
ZHOU Ting   +5 more
doaj   +1 more source

H2O2 mediates transcriptome reprogramming during Soybean mosaic virus-induced callose deposition in soybean

open access: yesCrop Journal, 2022
The main defense response to Soybean mosaic virus (SMV) infection in soybean [Glycine max (L.) Merr.] is thought to be blockage of intercellular virus transport by callose deposition on plasmodesmata. But the specific regulatory mechanism remains largely
Tianjie Sun   +11 more
doaj   +1 more source

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