Possible Clues:

• Recoiled say, approaching scarier-sounding bugs
• Brie-ripening agent
• Pretend to be someone in Belgium backing state under the microscope perhaps
• Micro-organisms, often pathogens
• Care a bit about germs
• Bar opens at function with English tune - in retrospect, it would make you sick if you were to take it in
• Care a bit about the cause of infection
• Reportedly returned, more upset, to find micro-organisms
• Antiseptic targets
• Cause of illness in kind of camel endlessly needing drug injected