Definition, Meaning & Anagrams | English word CALLOSE
CALLOSE
Definitions of CALLOSE
- (carbohydrate) A plant polysaccharide comprising glucose residues linked together through β-1,3-linkages, produced chiefly in response to wounding and infection.
- (botany) Having calli
Number of letters
7
Is palindrome
No
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Examples of Using CALLOSE in a Sentence
- The plant starts forming the papillae - a callose matrix (cellulose, suberin, protein, gums, calcium and silicon) which provides extra resistance to penetration, however this barrier does remain effective for long if the level of micro-organisms present is high.
- The amount of callose that is built up at the plasmodesmatal neck, which is brought about by the interference of callose synthases (CalSs) and β-1,3-glucanases, determines the conductivity of the plasmodesmata.
- In addition to serving as a direct defensive compound due to its toxicity, DIMBOA can also function as a signaling molecule, leading to the accumulation of callose in response to treatment with chitosan (a fungal elicitor) and aphid feeding.
- Callose occurred in the few pollen tubes that did adhere to the surface, hinting the presence of a sporophytic self-incompatibility mechanism, which aids the theory that S.
- When a paraperigone is present it consists of basal appendages that are diminutive, membranous, bristle-like, and forming a fimbriate-lacerate or callose ring, partly adnate to the throat of the perigone, surrounding the fascicle of the stamen.
- Interestingly, Pandanus lacks a common callose wall around microspore tetrads during pollen development.
- Wounding responses can be local, like the deposition of callose, and others are systemic, which involve a variety of hormones like jasmonic acid and abscisic acid.
- Traditionally, although they facilitate beetle growth and reproduction in nutritionally poor xylem tissue, ambrosia fungi are considered to be ineffective agents of wood decomposition, producing enzymes primarily dedicated to degradation of xylan, glucomannan, and callose (common components of hemicellulose) rather than cellulose, mirroring similar analyses made for various saprotrophic fungi.
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