Many agents can make a tumor slow down for a while, until its cells develop resistance.

"I think a small terrorist cell could very easily develop an insect-based weapon."

The cells in the center develop into the central cell.

She explains that those cells might or might not develop into cancer.

Over time, these damaged cells may develop into lung cancer.

It is those letters that determine, when strung together as genes, how all the cells in the human body develop and function.

But how can cells grow and develop to form such complex creatures?

They are the stem cells, which can in theory develop into any of the body's tissues and organs.

And he wanted to know how easy it was to redirect cells to develop into the type needed.

During embryonic life and immediately after birth, immune cells develop.