1.   Casodex is a drug that blocks the release of testosterone, a hormone that is linked to prostate cancer.

2.   Both Iran and Syria accused Israel of launching the raids in an attempt to block the release of a Western hostage held in Lebanon.

3.   Portugal had initially threatened to block the release of a joint communiqu unless specific reference was made to East Timor.

4.   Israel has blocked the release of John Demjanjuk, acquitted of being the Nazi death camp guard, Ivan the Terrible.

5.   And lawyers for the Jefferson County School District said they are investigating whether they can block the release of the tapes to the general public.

6.   Antihistamines, which act through a different mechanism to block release of histamine, usually work faster than the anti-inflammatory drugs.

7.   As Ms. Holtzman prepared to make her report public, the hospitals corporation blocked its release, arguing that it was based on privileged information from city lawyers.

8.   At one point, ranchers threatened to sue to block the release.

9.   Attorneys for Andreas and Wilson tried to block the release.

10.   Because Michaels never intended for the video to be made public, he is attempting to block its release.