Results 51 to 60 of about 24,023 (266)

Overexpression of AtTTP affects ARF17 expression and leads to male sterility in Arabidopsis. [PDF]

open access: yesPLoS ONE, 2015
Callose synthesis is critical for the formation of the pollen wall pattern. CalS5 is thought to be the major synthethase for the callose wall. In the Arabidopsis anther, ARF17 regulates the expression of CalS5 and is the target of miR160.
Zhi-Hao Shi   +7 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 β-1-3-glucan, callose, has been identified as a possible template for silica deposition
Brugiere, T, Exley, C
core   +2 more sources

Role of Jasmonic Acid Pathway in Tomato Plant-Pseudomonas syringae Interaction [PDF]

open access: yes, 2020
The jasmonic acid pathway has been considered as the backbone of the response against necrotrophic pathogens. However, a hemi-biotrophic pathogen, such as Pseudomonas syringae, has taken advantage of the crosstalk between the different plant hormones in ...
García Agustín, Pilar   +3 more
core   +1 more source

Role and mechanisms of callose priming in mycorrhiza-induced resistance

open access: yesJournal of Experimental Botany, 2020
We prove the relevance of callose priming in mycorrhiza-induced resistance against shoot pathogens and studied the main mechanisms regulating it such as starch mobilization, sugar delivery, and vesicular trafficking.
N. Sanmartín   +5 more
semanticscholar   +1 more source

Crossed-leg callosities

open access: yesActa Dermato-Venereologica, 1985
We report five patients in whom localised callosities were found on the dorsum of the feet. This was bilateral in four cases and was due to repetitive minor trauma associated with the sitting posture adopted by the patients. Three of the patients also had psoriasis vulgaris which was clinically dissimilar to the lesions we describe.
N H, Cox, A Y, Finlay
openaire   +2 more sources

Biochemical and cytological interactions between callose synthase and microtubules in the tobacco pollen tube

open access: yesPlant Cell Reports, 2021
The article concerns the association between callose synthase and cytoskeleton by biochemical and ultrastructural analyses in the pollen tube. Results confirmed this association and immunogold labeling showed a colocalization.
L. Parrotta   +8 more
semanticscholar   +1 more source

Phosphorylation is required for the pathogen defense function of the Arabidopsis PEN3 ABC transporter. [PDF]

open access: yes, 2017
The Arabidopsis PEN3 ABC transporter accumulates at sites of pathogen detection, where it is involved in defense against a number of pathogens. Perception of PAMPs by pattern recognition receptors initiates recruitment of PEN3 and also leads to PEN3 ...
Somerville, Shauna, Underwood, William
core   +1 more source

Biochar-amended potting medium reduces the susceptibility of rice to root-knot nematode infections [PDF]

open access: yes, 2015
Background: Biochar is a solid coproduct of biomass pyrolysis, and soil amended with biochar has been shown to enhance the productivity of various crops and induce systemic plant resistance to fungal pathogens.
Debode, Jane   +4 more
core   +2 more sources

Callose localization in the walls of megasporocytes and megaspores in the course of development of monospore embryo sacs

open access: yesActa Societatis Botanicorum Poloniae, 2015
The localization of callose in the cell walls of megasporocytes and megaspores was studied by means of fluorescence microscopy. It was found that the part of the meiocyte cell wall in which callose begins to appear corresponds to the region of active ...
H. Kuran
doaj   +1 more source

Arabidopsis thaliana: A model host plant to study plant-pathogen interaction using Chilean field isolates of Botrytis cinerea [PDF]

open access: yes, 2006
http://www.scielo.cl/scielo.php?script=sci_arttext&pid=S0716-97602006000200004&lng=es&nrm=isoOne of the fungal pathogens that causes more agriculture damage is Botrytis cinerea.
Codriansky, Yael   +6 more
core   +3 more sources

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