1.   Animal experiments are morally repugnant to many people.

2.   I think most animal experiments are cruel and unnecessary.

3.   The laboratory was surrounded by protesters demanding an end to the animal experiments.

4.   We will use our EC Presidency to toughen up regulations on animal experiments.

5.   Even biology undergraduates may balk at animal experiments.

6.   This delayed effect of cholera toxin is well known from animal experiments.

7.   Animal experiments suggest that a high dose is required, and the fact that there is no person-to-person spread supports this view.

8.   From animal experiments we know that activation of N-methyl-D-aspartate receptors contributes to cell death in hippocampal pyramidal neurons during lengthy limbic seizures.