And what sharps means is needles, things that stick.

And so we've been studying people like this individual.

But then something unexpected happened.

Narrator As the hunters display their kills, something surprising happens.

They took a sample of my blood at the hospital.

And I took blood from the bride and the groom and the wedding party and the family and the friends before and immediately after the vows.

And adult stem cells are found in you and me in our blood, in our bone marrow, in our fat, our skin and other organs.

If it passes the microscopic test, we go for a collection.

After they watched the video, we had them rate their feelings and took blood before and after to measure oxytocin.

DNA is extracted from a blood sample.

We have got to start taking blood samples, and we've got to start flying them out to Dietrich so they can at least have a sample of the active virus.

Acid for blood.

This is highly thrombogenic material. Thrombogenic, very fancy word.

Something wrong? It's so fucking bright in here.

Blood flows through blood vessels.

It's gonna be going initially through a giant vessel.

The cycle of blood is not regular.

What is your blood type?

What's your blood type?

No, it's dark in here.

Over 3,000 shots at finding an immune, but we've go to start taking blood and we've got to start flying it out.

It pumps the blood and in particular it takes in the blood from the rest of the body.

And has concentrated acid for blood.

There's an old cellphone in there a good use for old cellphones which dials the clinic, we go and pick up the mouse.

From your blood.

As though that wasn't enough, what I did immediately after is I went to Quest Labs and had them take every blood sample that they could to test for everything and to see where my levels were, so the doctors could use it, once again.

I think most of us know what the heart does in our body.

They gave us endotracheal aspirate you know, a little fluid from the throat, from this tube that they got down there and they gave us this.

Do you know Tom's blood type?

Imagine the blood flowing through your body

We're gonna start our journey here at the right ventricle. So what's the first thing that kind of comes across?

We'll need to a type it.

What is blood type of gringo mouse mio?

Using sophisticated techniques, they extract the preserved blood from the mosquito, and bingo

Pick a color

Tom Rielly So Max, by taking all these samples of,

The heart is taking a quick breather to refill.

We're sending his marrow across the country to save the life of a child with leukemia.

I'd like you to have a blood test.

Blood circulates through the body.

That's the tip of a ballpoint pen.

What's the shot wound? asked Kemp, abruptly.

And the second one is relying on the left ventricle as the pump.

If you'll look on your health certificate cards you'll find your type.

So again this is right when the heart is squeezing blood out. So we know blood is flowing through here.