The challenge tests on food products have been continuously increasing since RegCE 2073/2005 was issued in 2005, which put in evidence the need to carry out growth tests of Listeria monocytogenes strains in some ready-to-eat foods. The Epta Nord laboratory has accredited the ANSES EU-RL fot Listeria Monocytogenes vers 3 2014 chap 3.2.1 method to carry out challenge tests on food products with Listeria Monocytogenes in order to verify their behavior in food until the end of its commercial life.
The most studied microorganisms are:
- Escherichia coli
- Staphyloccus aureus
- Yeasts and molds
- Salmonella spp
- Listeria monocytogenes
- Lactic bacteria
The results obtained are given in a report in order to show a complete view of the study performed.
MAIN MATRICES ANALYZED
Additives, ingredients, preservatives, thickeners
• Aromas
• Infant formulae and baby food
• Alcohol-free drinks
• Coffee and cocoa
• Candies, sweets and sugary products
• Meat and meat products
• Cereals, food flours and grains
• Jams, vegetable preserves
• Flours
• Offal
• Dried fruit
• Mushrooms
• Ice cream and desserts
• Ice
• Grains
• Dietary supplements
• Milk and dairy products
• Legumes
• Honey and beekeeping products
• Animal oils and fats
• Olives and derivatives
• Fruit and vegetables and derivatives, fourth range fruit and vegetables
• Pastas
• Pastry and creams
• Seafood products, crustaceans, molluscs and fish preserves
• Dehydrated preparations for tea, infusions and chamomiles
• Herbal products and medicinal plants
• Bakery products
• Gastronomy products
• Frozen products
• Salt
• Sauces and gourmet products
• Cured meat
• Syrups
• Seeds, oleaginous fruits and extraction flours
• Snack
• In oil and pickles
• Spices, herbs
• Fruit juices
• Surfaces (swabs, sponge bags, slides, plates)
• Tea, infusions, herbal teas
• Eggs and egg products
• Wines and spirits
• Yogurt
• Sugar and molasses