Figure 1From: "Boom" and "Bust" cycles in virus growth suggest multiple selective forces in influenza a evolution"Boom" and "bust" cycles in influenza virus under serial antibody selection. Influenza A virus CalX was serially cultured in the presence of neutralizing chicken polyclonal IgY antiserum raised against the same virus. Infectivity in the presence of antibody (A), and burst size (B) were determined for each passage (nd: no data available).Back to article page