Results 11 to 20 of about 264,480 (248)

Regulation of callose synthase activity in situ in alamethicin-permeabilized Arabidopsis and tobacco suspension cells [PDF]

open access: goldBMC Plant Biology, 2009
Background The cell wall component callose is mainly synthesized at certain developmental stages and after wounding or pathogen attack. Callose synthases are membrane-bound enzymes that have been relatively well characterized in vitro using isolated ...
Rasmusson Allan G   +3 more
doaj   +5 more sources

ZmMS39 encodes a callose synthase essential for male fertility in maize (Zea mays L.)

open access: yesCrop Journal, 2023
Callose contributes to many biological processes of higher plants including pollen development, cell plate and vascular tissue formation, as well as regulating the transport function of plasmodesmata. The functions of callose synthase genes in maize have
Qunkai Niu   +13 more
doaj   +3 more sources

Role of callose synthases in transfer cell wall development in tocopherol deficient Arabidopsis mutants [PDF]

open access: yesFrontiers in Plant Science, 2014
Tocopherols (vitamin E) are lipid-soluble antioxidants produced by all plants and algae, and many cyanobacteria, yet their functions in these photosynthetic organisms are still not fully understood.
Hiroshi eMaeda   +6 more
doaj   +5 more sources

Solanum tuberosum glucan synthase-like 05 is involved in root-knot nematode Meloidogyne hapla parasitism [PDF]

open access: yesScientific Reports
The Glucan Synthase-like 5 (GSL05) gene in potato is homologous to the Arabidopsis GSL05 that has a role in defense-related callose deposition. The role of GSL05-mediated callose deposition in potato roots during root-knot nematode Meloidogyne hapla ...
Sapinder Bali   +3 more
doaj   +3 more sources

The effect of silicon supplementation and drought stress on the deposition of callose and chemical components in the cell walls of the Brassica napus roots [PDF]

open access: yesBMC Plant Biology
Background Silicon has an important role in regulating water management in plants. It is deposited in cell walls and creates a mechanical barrier against external factors.
Saja-Garbarz Diana   +10 more
doaj   +3 more sources

Developmental evolution of flowering plant pollen tube cell walls: callose synthase (CalS) gene expression patterns [PDF]

open access: goldEvoDevo, 2011
Background A number of innovations underlie the origin of rapid reproductive cycles in angiosperms. A critical early step involved the modification of an ancestrally short and slow-growing pollen tube for faster and longer distance transport of sperm to ...
Abercrombie Jason M   +3 more
doaj   +5 more sources

Exocyst Subunit EXO70H4 Has a Specific Role in Callose Synthase Secretion and Silica Accumulation1[OPEN] [PDF]

open access: hybridPlant Physiology, 2018
Biogenesis of the plant secondary cell wall involves many important aspects, such as phenolic compound deposition and often silica encrustation. Previously, we demonstrated the importance of the exocyst subunit EXO70H4 for biogenesis of the trichome secondary cell wall, namely for deposition of the autofluorescent and callose-rich cell wall layer. Here,
I. Kulich   +6 more
semanticscholar   +5 more sources

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

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   +10 more sources

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