The NIAID National Institute on Allergy & Infectious Disease funds all

Bio Weapons Research and issue grants for vaccine trials on Clinical Trails.Gov

NIAID gives-out-all-the-orders to the

NIH National Institute of Health and the

 CDC Center for Disease Control.

NIH Home Page:
http://www.niaid.nih.gov/Pages/default.aspx
NIAID plagues they study:
http://www.niaid.nih.gov/topics/biodefenserelated/biodefense/research/pages/c…
18 plague vaccine studies on Clinical Trials:
http://www.clinicaltrials.gov/ct2/results?term=&recr=Open&rslt=&t…