Keywords: Making of a DNA vaccine.jpg plasmid en ” that contains genes that code for proteins of a pathogen When the vaccine is injected into the host the inner machinery of the host cells reads the DNA and converts it into proteins from the pathogen Recognizing that the proteins are foreign the cells display them on their surface to alert the body ™s immune system ” both helper T cells which spur the production of antibodies and killer T cells which kill infected cells outright http //www3 niaid nih gov/news/newsreleases/2005/wnvvaxtrial htm NIAID Begins Clinical Trial of West Nile Virus Vaccine on National Institute of Allergy and Infectious Diseases en site author ~ 2005 <gallery> File Making of a DNA vaccine-UK png Ukrainian translation </gallery> PD-USGov Vaccines Biology diagrams |