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What do you do when a piece of your body's hardware goes haywire?

If you have type 1 diabetes, that damaged hardware is your pancreas.

There's no way to fix a broken pancreas, but you can build a new one.

Welcome to Prognosis. I'm your host, Michelle Faye Cortez.

For the next eight weeks, we'll be exploring science and technology and medical research. We'll look at how the treatments of tomorrow get into the hands of patients who need them the most.

Along the way, we'll meet people living on the edge of innovation.

There's the scientist genetically engineering frogs in his garage.

Drug company researchers using newly unlocked secrets of the body to cure deadly diseases.

And we'll hear about one man's

quest in the desert to turn a psychedelic drug into a treatment for depression.

We begin our journey with a do-it-yourself device that replaces one of the body's most

critical organs.

Thank you. 1.3 million Americans have type 1 diabetes. That's the most severe kind. It develops when cells in the pancreas that make insulin stop working. Why it happens is still a mystery.

Insulin is the hormone that converts food into energy. A healthy pancreas is a marvel, pumping out precise amounts of insulin at just

the right time. There are dozens of things that affect how much is made. Eating, drinking, exercising,

sleeping, you name it. It's a problem if you don't make any.

Sugar builds up in the blood.

It gums up your organs like the kidneys in the heart and can cause an early death.

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