antimicrobial composite materialhuman pathogen (modified aatcc 100 method) results & comparison...
TRANSCRIPT
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ANTIMICROBIAL COMPOSITE MATERIAL
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GRAIN CONTAMINATION
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ORIGIN OF CONTAMINATION IN WHEAT
CONDITIONING PHASE
PLANSIFTER
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MILLS FIGHT AGAINST MICROORGANISM
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COMPOSITE MATERIAL
Material selection:
• Food grade
• GOOD antimicrobial activity
• NO effects on wheat flour
• GOOD mechanical properties
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ANTIBACTERICAL TEST
• Aspergillus flavus (aflatoxins B1 and G1)
• Fusarium graminearum (DON and ZEN)
• Penicilium verrucosum (ochratoxin A)
Mycotoxins fungi mix (ISO 16869/08 & 846/97)
• Staphylococcus aureus• Escherichia coli• Salmonella
Human pathogen (Modified AATCC 100 method)
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RESULTS & COMPARISON
COMPOSITE MATERIAL WOOD MULTILAYER WOOD TULPIER
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RESULTS & COMPARISON: NO EFFECTS ON FLOUR
Control (C) Test (T)
100 g wheat flour kept for 3 hours in contact with the
material
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RESULTS & COMPARISON: BREAD MAKING TEST
5 cm 5 cm
C CT T
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MILLS FIGHT AGAINST MICROORGANISMS
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ANTIMICROBIAL COMPOSITE MATERIAL
THANK YOU