Why We Vomit. In many cases, throwing up is a protective reflex to rid your body of viruses, bacteria, or parasites in your digestive system. âIf you were to eat something that was spoiled or poisoned, your body would get a signal that something was wrong,â says Bruno Chumpitazi, MD, of Texas Childrenâs Hospital.
Parafilm is ideal for the scientific laboratory because it is a thermoplastic, self-sealing film. It holds moisture loss to a minimum. It offers excellent protection for the contents of tubes, flasks, and petri dishes.
To better understand andcontrol biofilms on indwelling medical devices, researchers should develop reliable sampling andmeasurement techniques, investigate the role of biofilms in antimicrobial drug resistance, and establish thelink between biofilm contamination and patient infection.ol. 7, No. 2, MarchâApril 2001 277 Emerging Infectious Diseases Special Issue Microbial biofilms develop when microorganisms irre-versibly adhere to a submerged surface and produceextracellular polymers that facilitate adhesion and provide astructural matrix.