1.   Blood cholesterol levels were measured in all participants, who were encouraged to follow a standardized diet.

2.   Government monitoring stations measure levels of pollutants such as nitrogen oxides or low-level ozone but fail to publicise them widely.

3.   She also needs an expensive test to measure levels of virus in her blood.

4.   The test measures levels of ubiquitin in individual sperm.

5.   They measured the level of alcohol in his blood.

6.   The reliability of the method was also investigated by measuring the level of agreement between observers using the K-statistic.

7.   A new instrument for measuring ozone levels in the air has been developed by Austrian scientists.

8.   At that plant, nicotine levels were frequently measured and the production process altered so that the company could back up its assertions about nicotine reduction.

9.   But according to nuclear monitoring experts, there are several methods to measure radiation levels.

10.   But soon a single prick of the finger will be enough to calibrate a watch-like monitor that can measure blood sugar levels non-invasively throughout the day.