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Safer vaccine possible using spinach.

Vaccine Weekly

| April 02, 2003 | COPYRIGHT 2003 NewsRX. This material is published under license from the publisher through the Gale Group, Farmington Hills, Michigan.  All inquiries regarding rights should be directed to the Gale Group. (Hide copyright information)Copyright

2003 APR 2 - (NewsRx.com & NewsRx.net) -- Researchers at Thomas Jefferson University have developed a strategy for making a safer anthrax vaccine, enlisting the help of spinach plants to manufacture a key component. They reported their findings at the American Society for Microbiology's Biodefense Research Meeting.

"Protective antigen (PA) of Bacillus anthracis is one of the three components of the anthrax toxin," said Alexander Karasev, a lead researcher on the study. "Purified PA is currently used as a vaccine against anthrax. However, the licensed vaccine derived from apathogenic B. anthracis has side effects, and a ...

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