Some defences of the Polish MEP and Roberts Zile make sickening references to an antisemitic strain with a long history
http://www.guardian.co.uk/commentisfree/2009/oct/09/kaminski-zile-conservatives-antisemitism
"Advanced forms of biological warfare that can 'target' specific genotypes may transform biological warfare from the realm of terror to a politically useful tool." - PNAC, Rebuilding America's Defenses, p. 60