Fig. 1From: Anti-Trimeresurus albolabris venom IgY antibodies: preparation, purification and neutralization efficacyPrimary and secondary antibody response in serum and egg yolk of chickens immunized with T. albolabris venom. Anti-T. albolabris (WSF, water-soluble fraction) activity was determined by ELISA (as described in Materials and Methods section). Arrows indicate immunizationBack to article page