MeSH note : lipopolysaccharides with an acyl group anchored to the cell membrane of gram-positive
bacteria; functions as an adhesion molecule to facilitate the binding of bacteria
to cells, colonization, and invasion; interacts with CD14 to induce NF-?B activation
and inflammatory cytokine production; can function as surface antigen; inhibits remineraliztion
of artificial lesions and surface-softened enamels;;