The foreign market became the company's most important growth factor.

This drug treatment blocks the effects of the growth factor.

The corporation charges patients $52 for each time the growth factor is used.

The role of the growth factors, in particular, has attracted broad interest.

One application contained the growth factor, while the other did not.

These growth factors all have different roles during the healing process.

Now they want to find out just how the growth factor acts on cholesterol.

"We wanted to produce a certain growth factor in commercial quantities."

Still, some investors say that the country's fundamental growth factors are in place.

"It does seem here to be a critical growth factor for prostate cancer."