Moreover, he says, the trial excluded patients at high risk for bleeding, such as those with central nervous system tumors or vascular problems.

FORBES: Genentech's Rite Of Spring

We've known for some time that lead is a potent neuro-toxin that can cause significant damage to a number of organs in the body, including the central nervous system, and can lead to behavioural problems in children.

BBC: Does lead poisoning make you violent?

Other reported problems include skin ailments, kidney damage, hypertension, central-nervous-system disorders, insomnia and nausea.

CNN: NUCLEAR FALLOUT