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.
For most real estate transactions, the Buyer and Seller will use a real estate broker. To sell your home, the real estate broker will want a listing agreement signed. You should consult a lawyer before signing the listing agreement. It is a binding contract when signed by both parties. In the same way, the Buyer should understand the Buyer/Broker's form before signing.