George Mendeluk's Infected.
http://www.bloody-disgusting.com/news/22098
This sounds like Quarantine (2008) meets Die Hard (1988).
There is another high profile film in a similar genre in production for a October 2011 release:
there is also a poster mockup here."When a virus is released in the Federal Building, causing employees to instantly become aggressive and bloodthirsty, a group of the uninfected must band together and fight to get out with their lives. But time is running out, the infected zombies' adrenaline has kicked into overdrive and the government is going to take down the building - with survivors inside."
http://www.bloody-disgusting.com/news/22098
This sounds like Quarantine (2008) meets Die Hard (1988).
http://www.dreadcentral.com/news/40451/former-brat-packers-get-infectedAccording the the Film Catalogue sales release, the generic title Infected is (hopefully) subject to change. Wouldn't be the first time the title has been changed since it was previously known as The Terror Experiment and Fight or Flight.
There is another high profile film in a similar genre in production for a October 2011 release:
"Contagion" 3-D virus thriller dir. by Steven SoderberghAn action-thriller centered on the threat posed by a deadly disease and an international team of doctors contracted by the CDC to deal with the outbreak.