<P> In Cambridge , three animal liberation activists break into a medical research laboratory . A scientist in the lab desperately warns them against releasing the captive chimpanzees , which are infected with a highly contagious rage - inducing virus . Ignoring his pleas , the activists release a chimp , which infects a female activist . She then attacks and infects everyone else present . </P>
<P> In Cambridge , three animal liberation activists break into a medical research laboratory . A scientist in the lab desperately warns them against releasing the captive chimpanzees , which are infected with a highly contagious rage - inducing virus . Ignoring his pleas , the activists release a chimp , which infects a female activist . She then attacks and infects everyone else present . </P>
28 days later disease spread from which primate
28 days later disease spread from which primate
chimpanzees
chimpanzees