11. In 1994, Armen co-founded Antigenics with Srivastava. 12. This effect leads to tumors cell escape by antigenic modulation. 13. Other parasites are known to engage in their own renditions of antigenic variation. 14. Antigenics , New York, an initial public offering of 3 million shares.15. Antigenics would issue about 1.8 million shares.16. Antigenics has a manufacturing facility in Woburn, Mass.17. Typically, ADEM appears in children following an antigenic challenge and remains monophasic. 18. Lipids and nucleic acids are antigenic only when combined with proteins and polysaccharides. 19. The antigenic properties of influenza viruses are determined by both hemagglutinin and neuraminidase. 20. The antigenic molecules that activate gamma delta T cells are still largely unknown.