The Agroscope team presented information about projects in the following fields: Microorganisms involved in the smear ripening an acting as protection against pathogenic bacteria Tracking down listeria: Search for the source of Listeria contamination in the mountains leads to a water spring. The problem was resolved by a targeted renovation of the water intake. Avian flu virus H5N1 in dairy cows: infectivity in raw milk products: results of first trials in a BSL2/3 lab Dark spots in semi-hard cheese resulting from wild Propionibacteria Tick-borne encephalitis virus in goat, sheep and cow milk – a risk analysis New cheese ripening procedure – transfer of project to the practise