The absence of LOS seems to inhibit attachment to epithelial cells and therefore invasion of the host cells (31). A recent study using a mouse model showed a meningococcus mutant defective in LOS sialylation did not colonize (7).). ). ). ). ). ).).
open listing An open listing is almost like a for sale by owner listing. A home seller offers pay a sales commission, to one or more real estate agents, to the first one who brings an acceptable purchase agreement.
Unlike a real estate contract, a listing agreement is an employment contract in which the broker is hired to represent the principal, but no real property is transferred between the two. document in which a property owner (as principal) contracts with a real estate broker (as agent) to find a buyer for the owner's property.