Should animals be used in medical testing?

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Recently, scientists made an HIV breakthrough after injecting cats with genes that made them glow in the dark.

Glow in the dark cat
No way. That is animal cruelty.
64% (7899 votes)
As long as it does not hurt the animal.
32% (3900 votes)
Yes, if it will help save human lives. That is more important.
5% (575 votes)
Total votes: 12374