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Binding of patient sera to larva ES antigens. One hundred and twenty randomly selected serum samples of ascarid LMS patients were examined for the binding to Tc-ES and As-ES in the ELISA. a Binding to Tc-ES (x-axis) and As-ES (y-axis). b Ratio of optical densities in the ELISA (Tc-ES/As-ES). *Negative in Toxocara Western blotting
