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Fighting BackHow the Viruses were Wiped Out (2) The newly-created helper T cells take a different approach to the invaders. The helper Ts release their own chemical message in order to stimulate the production of B cells, another very important player in the immune system's counter attack. These B cells transform into plasma cells which, in turn, flood the body with millions upon millions of antibodies. Continue... Search for a Vaccine | See HIV in Action | AIDS in Perspective The Virus Fighters | Fighting Back | Help/Resources Teacher's Guide | Transcript | Site Map | Surviving AIDS Home Editor's Picks | Previous Sites | Join Us/E-mail | TV/Web Schedule About NOVA | Teachers | Site Map | Shop | Jobs | Search | To print PBS Online | NOVA Online | WGBH © | Updated October 2000 |