cell wall

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cell wall

[¦sel ¦wȯl]
(cell and molecular biology)
A semirigid, permeable structure that is composed of cellulose, lignin, or other substances and that envelops most plant cells.
References in periodicals archive ?
For example, endo-1,4-AY- glucanases, expansins, cellulases, pectate lyases, tubulins are reported to be involved in modification and degradation of plant cell walls to support the nematode invasion and the ultimate establishment of nematode feeding sites (Goellner et al.
TABLE 3--Effect of rootstock on concentration of total Ca in leaf and fruit, Ca pectate in fruit K and Mg in fruit of pear trees (cv Abbe Fetel) 70 days before harvest.
It attacks a plant by secreting various proteins, including an enzyme known as pectate lyase C.
Firstly, pectinase is not a single enzyme, but, rather, a set of several pectin-splitting substances: pectinesterases, polygalacturonases, pectin lyases, and pectate lyases.
Lyases act on glycosidic bonds of either pectate or pectin as substrate [24].
The complete genome sequence of this species indicates that 104 open reading frames encode putative enzymes involved in plant fiber degradation including 83 glycosyl hydrolases, 7 pectate lyases and 14 carbohydrate esterases (Morrison et al.
Biochemists discovered the new kind of folding while examining pectate lyase C, a 353-amino-acid bacterial enzyme that causes potatoes, tomatoes, apples, and tropical plants to rot.
Isolated bacterial endophytes were grown on specialized media like Pseudomonas Isolation agar (Isenberg and Garcia, 2004) and crystal violet pectate media (for Erwinia)(Cuppels and Kelman, 1974).
Heppler and Wayne (1985) said that calcium increases the insolubility of pectic material due to formation of calcium pectate.
cellulose, some carotene (Vitamin A), different minerals, vitamin A, B, C, D, E and calcium pectate and pectin.
The pectinic acid combines with Mg forming magnesium pectate which cements cells together resulting in extended cooking time.