peptidoglycan

Noun

Meaning

English Wikipedia has an article on:peptidoglycanWikipedia
peptidoglycan (plural peptidoglycans)

(biochemistry) A polymer of glycan and peptides found in bacterial cell walls

Synonyms

Phrases with the word

Examples

A gram-negative cell loses its outer lipopolysaccharide membrane, and the inner peptidoglycan layer is left exposed. Source: Internet

Antibiotics such as penicillin commonly target bacterial cell wall formation (of which peptidoglycan is an important component) because animal cells do not have cell walls. Source: Internet

Bdellovibrio attacks other gram-negative bacteria by attaching itself to the prey cell's outer membrane and peptidoglycan layer, after which it creates a small hole in the outer membrane. Source: Internet

Bacteria constantly remodel their peptidoglycan cell walls, simultaneously building and breaking down portions of the cell wall as they grow and divide. Source: Internet

In contrast to gram-positive bacteria, all archetypical gram-negative bacteria are bounded by a cytoplasmic membrane and an outer cell membrane; they contain only a thin layer of peptidoglycan (2–3 nm) between these membranes. Source: Internet

Chloroplastidan chloroplasts have lost the peptidoglycan wall between their double membrane, and have replaced it with an intermembrane space. Source: Internet

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