The cells grow very fast, and replace healthy blood cells.

As red blood cells break down, your body builds new cells to replace them.

Some roofs were repaired, cells replaced and in about 1740 a new enlarged conventual building of three wings was erected on the street front.

Ordinarily, natural processes control the rate at which cells grow and replace themselves.

On microscopic examination, the cancerous cells invade and replace the surrounding normal tissues.

You see, many cells in your body replace themselves.

Biologists hope these cells may directly replace damaged tissues, including brain cells lost in Parkinson's disease.

He is working to help develop techniques that will allow the versatile cells to replace those ravaged by the disease.

His genome would be read, and each damaged cell repaired, identified, then replaced in its correct location.

Throughout our lives, healthy cells in our bodies divide and replace themselves in a controlled fashion.