For another opinion on basic science and using animals to cure cancer click on the below from Newsweek and Sharon Begley.
Popular VideoPeople were so furious about this Pepsi ad that Pepsi pulled it after just one day. Watch it here and decide if it's offensive:
Disclaimer. I have no idea where Sharon Begley stands on the general issue of using animals in science or research. I think her article speaks for itself and urge you to read it in its entirety. Like all the people I quote, the actual words speaks for themselves.