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.
Due diligence. Open listing usually unilateral contract: seller agrees. to pay commission if broker finds buyer, but broker. doesnât promise to try to find a buyer. Exclusive listing usually bilateral contract: seller. promises to pay a commission, and broker promises.