In Body Wars, visitors board a flight simulator and take a trip through the human bloodstream.

Once in the human bloodstream, the bacteria infect and swell the lymph nodes, a condition called bubonic plague.

"You want to introduce an acid into the human bloodstream?"

After it did so: "All right, now project what would happen if all three were combined in the human bloodstream."

Seven knew that area, and fear spurted adrenaline into her human bloodstream.

It lives as a symbiot in the human bloodstream.

Once in the human bloodstream, the sporozoites only circulate for a matter of minutes before infecting liver cells.

However, studies on Schistosoma mansoni have revealed that this parasitic worm produces large amounts of hemozoin during its growth in the human bloodstream.

In other words, they only come to life, and stay alive, when in the human bloodstream.

The drug enters the human bloodstream and if the bedbugs bite during that time, the bedbug will die in a few days.