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Development of a New Tool for Modelling Potential Risks from Food ...

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Models <strong>for</strong> Mixture Toxicity (Cont.)<br />

DNEL <strong>for</strong> mixture assuming independence:<br />

Mixture DNEL =<br />

Min<br />

POD i<br />

AF Ai AF Hi<br />

F i<br />

Contributions to Additive models <strong>of</strong> mixture toxicity can be<br />

ranked based on:<br />

Toxicity<br />

Weight <strong>of</strong><br />

Compound<br />

=<br />

F i<br />

AF Ai AF Hi<br />

POD i<br />

Mixture components with the highest weights will drive the<br />

mixture’s toxicity and can be investigated further.<br />

7

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