Unlike Staphylococcus, Micrococcus has no teichoic acids in its cell wall. If you treated both bacteria with lysozyme, how will you expect their zones of inhibition to be different?
The staphylococcus species belongs to one of the few bacterial genera that are completely lysozyme resistant, which greatly contribute s to their persistence and success in colonizing the skin and mucosal areas of humans and animals. The exact mechanism of lysozyme resistance in staphylococcus species is unknown various possibilities are. (1)O-acetylation of the NAM of peptidoglycan.(2)attachment of other polymer eg.polysaccharides to the cell wall (3) a high degree of peptide cross linking. Lysozyme most frequently analysed by a variety of methods using micrococcus lysodeikticus cells as substrate. Lysozyme cleaves the p-(1)4) glycosidic bonds of the murien cell wall, which results in lysis of the bacterial cell.
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