1.   Growth promoters will encourage root development and tiller survival.

2.   Antibiotics are added to animal feed as growth promoters and are also used to treat infections in livestock and poultry.

3.   Farmers should stop using antibiotics as growth promoters, say researchers in the United States.

4.   If the antibiotics are shown to foster bacterial resistance, they could be banned from use as growth promoters in animals.

5.   Initially, the WTO ruled that it was wrong for the EU to ban hormones while allowing antibiotics for use as growth promoters in meat production.

6.   Originally, the WTO ruled that it was wrong for the EU to ban hormones while allowing antibiotics for use as growth promoters in meat production.

7.   The effect was most pronounced in countries where the veterinary versions of the drug had been used as an animal growth promoter.

8.   Ultimately, the growth promoters might be given in combination or in sequence.

9.   Wegener believes countries need to get rid of growth promoters entirely.

10.   The four antibiotics are widely used as growth promoters in animal feed but they are also used or closely related to human medicines.