He said the test "represents a potential breakthrough once it's validated independently in large numbers of patients."

Nor does he explain how potential breakthroughs in biotechnology will overcome current obstacles to the use of chemical and biological weapons.

Lately, though, many have come to see O'Shea's strategy as a potential breakthrough.

Senators Dole and Mitchell hailed the idea as a potential breakthrough.

Without corporate sponsorship, few of these potential breakthroughs would materialize.

However, this potential medical breakthrough was initially met with skepticism and resistance from the scientific community.

Not surprisingly there are other, jealous scholars with an interest in this potential breakthrough.

American officials have called the review a potential breakthrough since Japan has held that its Constitution would prohibit any involvement in such a military operation.

In the end, a potential breakthrough was only saved from turning into a rout when the Guards arrived to stiffen the line.

Yet it retains a fascination for computer researchers who see potential breakthroughs.