Vials of student's blood samples  are seen at Duke University in Durham, N.C. , Thursday, Sept. 10, 2009. The students are participating in a swine flu genome testing study at Duke funded by the Defense Department. AP Photo logo AP Photo 29 months ago

Vials of student's blood samples are seen at Duke University in Durham, N.C. , Thursday, Sept. 10, 2009. The students are participating in a swine flu genome testing study at Duke funded by the Defense Department.