Quintiles has signed a definitive agreement to acquire Advion BioServices, a U.S.-based bioanalytical laboratory providing GLP pharmacokinetic/pharmacodynamic (PK/PD) testing and other services.   Quintiles will acquire Advion BioServices for an undisclosed amount of cash. The transaction, subject to customary conditions, is expected to close 4Q11. The company will be called Advion Bioanalytical Labs, a Quintiles company.   “Adding a premier bioanalytical offering to our existing CAP...