1.   The system protects guests and deters thieves by enabling the management to obtain the information they need to investigate illegal entries into guest rooms.

2.   Special systems protect the staff and automatically contain any spillage that may occur.

3.   As the report argues with considerable eloquence, the system more often than not protects reputations and conceals blunders in the name of security.

4.   A good system will protect the entire home.

5.   A reliable antimissile system could protect the country against the future threat of nuclear missile attack from unpredictable nations like North Korea, Iraq and Iran.

6.   A state-of-the-art security system protects the operation.

7.   But too many Americans have already died because the old system did not protect them.

8.   By and large, they said, the system does protect patients.

9.   Humidity and temperature are closely regulated, and a hidden security system protects them from theft.

10.   If the telomere-shortening system protects against cancer, an artificial lengthening of the telomeres might raise a cancer risk.