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 (plăz′mə-dĕz′mə) also plas·mo·desm (plăz′mə-dĕz′əm)
n. pl. plas·mo·des·ma·ta (-mə-tə) or plas·mo·des·mas also plas·mo·desms
A strand of cytoplasm that passes through openings in cell walls and connects the protoplasts of adjacent living plant cells.

[plasmo- + Greek desma, bond (from dein, to bind).]


(ˌplæzməˈdɛzmə) or


n, pl -desmata (-ˈdɛzmətə) or -desms
(Botany) botany any of various very fine cytoplasmic threads connecting the cytoplasm of adjacent cells via minute holes in the cell walls
[C20: from plasmo- + Greek desma bond]


(ˌplæz məˈdɛs mə)

n., pl. -ma•ta (-mə tə)
any of many minute strands of cytoplasm that extend through plant cell walls and connect adjoining cells.
[< German (1901) < Greek plasmo- plasmo- + désma bond, fetter]
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References in periodicals archive ?
Changes in the occurrence and ultrastructure of plasmodesmata in antheridia of Chara vulgaris L.
Virion strand###BC1###Nuclear shuttle protein Need to alter the structure of plasmodesmata by accelerating
astaxanthin), which color the algal thallus yellow, orange, or red; the absence of a pyrenoid in the chloroplasts; unique flagellar apparatus; and transverse cell walls with plasmodesmata.
Plasmodesmata are not detected between the basal cell and the neighboring epidermal cells; however, numerous plasmodesmata occur in the common walls between the basal and mesophyll cells in Spartina foliosa Trin.
Plants use silencing small (s)RNA to control physiological and defensive processes at both the cellular and organismal levels by trafficking sRNAs from cell-to-cell through plasmodesmata and over long distances through the phloem.
A number of specialized cells act to efficiently redirect solutes from the host's vascular tissues, including transfer cells that absorb solutes from the host sieve tubes (Gunning and Pate, 1969) and searching hyphae that connect host plasmodesmata (Birschwilks et al.
The signal transduction pathways, to produce proteinase inhibitors that bind to the digestive enzymes of predator, are activated by passage of jasmonic acid through the plasmodesmata to phloem sieve tubes throughout the plant.
The control of single-celled cotton fiber elongation by developmentally reversible gating of plasmodesmata and coordinated expression of sucrose and K+ transporters and expansin.
Minerals enter the root by active transport into the symplast of epidermal cells and move toward and into the stele through the plasmodesmata connecting the cells.