1.   But Rampling and her colleague Melody Greenwood investigated two modified farm dairies which had failed a test designed to detect inadequately treated milk.

2.   But though Lucky has stipulated that its suppliers not provide treated milk, there is no test to distinguish the natural hormone from the genetically engineered BST.

3.   During the second week, they got regular milk slightly sweetened to taste like the treated milk.

4.   Researchers in the study say this protein circulates naturally in the human body at such high levels that the added amount in treated milk is unlikely to be noticed.

5.   For another week, they got ordinary milk that was slightly sweetened to taste like the treated milk.

6.   The Victoria government has moved to quell fears the outbreak could affect dairy export markets, saying there has never been a link between treated milk products and anthrax.