The sponsors contend that Cerovive has undergone the most rigorous round of animal testing ever for a stroke drug.

FORBES: Brain Repair

In animal tests Guilford's PARP inhibitors reduce stroke-induced brain damage by up to 70%.

FORBES: Repairing The Brain

In animal tests Guilford's PARP inhibitors can reduce stroke-induced brain damage by up to 70%.

FORBES: Repairing The Brain

Others start kicking the desk, or tug on their pigtails, or stroke the marshmallow as if it were a tiny stuffed animal.

NEWYORKER: Don��t!

The ease of collection, and the ability to use "allogenic" cells from other rats rather than having to harvest the animal's own cells and culture them, meant a treatment was available not weeks after a stroke, when the damage was done, but in this case minutes.

BBC: Stem cell 'first aid' for rat stroke

Many firms, hoping to get broad marketing claims for their drugs, doomed themselves by testing their compounds in humans six or more hours after stroke onset, even though the drugs had worked only within a two-hour window in animal tests.

FORBES: Brain Repair