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.
Listing contract. A listing contract (or listing agreement) is a contract between a real estate broker and an owner of real property granting the broker the authority to act as the owner's agent in the sale of the property. If the broker is a member of the National Association of Realtors, the agreement must include all of the following terms: