plasmodesmata


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plasmodesmata

[‚Plaz·mə·dez′mäd·ə]
(botany)
Strands of cytoplasm connecting the protoplasts of two contiguous plant cells.
References in periodicals archive ?
Ultrastructure of plasmodesmata and cross walls in Cephaleuros, Phycopeltis, and Trentepohlia (Chroolepidaceae, Chlorophyta).
Plasmodesmata in the transfusion area between the mesophyll cells and the basal cell may be part of a symplastic ion transport pathway (Levering & Thomson, 1971; Naidoo & Naidoo, 1999; Wahit, 2003; Barhoumi et al.
Once inside the epidermal cells, these ions can pass from cell to cell through the cortex to the endodermis through plasmodesmata.
Two different ways of the small-distance motion of the fluids are present in plants, namely direct intracellular transport through the plasmodesmata (thin channels between the cytoplasmic volumes of the adjacent cells with diameters [d.
Una caracteristica constante del epitope galactano es que esta especificamente ausente de paredes celulares en regiones de campos cercanos a hendiduras que contienen plasmodesmata (Bush y McCann, 1999; Orfila y Knox, 2000).
Pit membranes of Abies are traversed by secondary plasmodesmata.
Plasmodesmata are unique to plants and form an intercellular continuum for the transport of solutes, signals, and ribonucleoprotein complexes.
During normal growth of a grass pollen tube, callose may form near the pollen tube and block plasmodesmata connections between cells (Heslop-Harrison and Heslop-Harrison, 1981).
They become fused on the periphery of the centrifugally growing cell plate and this again conserves thousends of plasmodesmata passing the cell plate (Fig.
symplasmic movement through plasmodesmata and/or apoplasmic pathway of phloem unloading.
Continuous and half plasmodesmata in different regions of the graft interface.
Objective: The symplastic route composed of plasmodesmata (PD) channels and the transporting phloem tissue (rich in PD) is the major pathway for carbon allocation in plants.