Updated

The University of Maryland Medical Center says it will participate in human trials for swine flu vaccines.

The University of Maryland School of Medicine is home to one of eight federally supported Vaccine and Treatment Evaluation Units, which are overseen by the National Institute of Allergy and Infectious Diseases. The network conducts clinical trials to evaluate vaccines and treatments for infectious diseases.

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University officials say the units can rapidly enroll large numbers of volunteers into trials to deal with emerging public health concerns.

On Wednesday, drug company officials in Australia announced the world's first human trials of a vaccine for the swine flu, which has so far killed more than 700 worldwide.