Still, experts on the panel said they were concerned about the possibility that a link between blood and the disease could arise.

The technique can discriminate very well between blood and myocardium.

It borders on some cross between human and animal blood.

The link between blood and the crimson color of wine is clear.

We're walking a very fine line between too much blood and not enough.

The connection between blood and life has been known since the dawn of man.

I learned that the difference between blue-collar and blue blood had nothing to do with heart or with the size of my tip.

My nose knew the difference between real blood and fake.