Clinical Pharmacokinetics Study Laboratory deploys Abdominal SCIEX mass spectrometry technology AB SCIEX, a global leader in life research analytical technologies, today announced that the Clinical Pharmacokinetics Research Laboratory at the University of Rhode Island’s College of Pharmacy is using Stomach SCIEX mass spectrometry technology to develop a novel test that would enable clinical experts to use saliva to monitor immunosuppressant medicines commonly administered to create organ transplants successful read . Immunosuppressant drugs assist in preventing the rejection of organ transplants.