Immunological Techniques Which of the following is an immunodiffusion test? Ouchterloney technique Gel diffusion All of these Double-diffusion Ouchterloney technique Gel diffusion All of these Double-diffusion ANSWER DOWNLOAD EXAMIANS APP
Immunological Techniques An antigen preparation and an antibody preparation are tested by immunodiffusion. Three bands are found, indicating that the temperature was too high there was more than one antigen the antibody was impure there was one antibody and one antigen the temperature was too high there was more than one antigen the antibody was impure there was one antibody and one antigen ANSWER DOWNLOAD EXAMIANS APP
Immunological Techniques RAST test (radio allergosorbent test) is often used to detect None of these antigen associated with allergies (IgE) bacteriophages antibodies associated with allergies (IgE) None of these antigen associated with allergies (IgE) bacteriophages antibodies associated with allergies (IgE) ANSWER DOWNLOAD EXAMIANS APP
Immunological Techniques Different form of a plasmid, on an agarose gel, after electrophoresis may be in which of the following sequence in decreasing molecular weight? Open circular, linear plasmid, super coiled plasmid Open circular, super coiled, linear plasmid DNA Linear plasmid, open circular, super coiled plasmid Open circular, super coiled, linear plasmid DNA Open circular, linear plasmid, super coiled plasmid Open circular, super coiled, linear plasmid DNA Linear plasmid, open circular, super coiled plasmid Open circular, super coiled, linear plasmid DNA ANSWER DOWNLOAD EXAMIANS APP
Immunological Techniques The competitive immunoassay can be used both (a) and (b) to detect very small amounts of antigen commonly to detect trace amounts of drugs. to detect antibody associated with allergies (IgE) both (a) and (b) to detect very small amounts of antigen commonly to detect trace amounts of drugs. to detect antibody associated with allergies (IgE) ANSWER DOWNLOAD EXAMIANS APP
Immunological Techniques What would happen if the anti-human Ig-conjugate is not washed free of the well before the substrate is added? All wells would show uniform over-development due to unbound and excess anti-human Ig enzyme conjugate None of these The ELISA would develop normally The ELISA would not develop when the substrate was added All wells would show uniform over-development due to unbound and excess anti-human Ig enzyme conjugate None of these The ELISA would develop normally The ELISA would not develop when the substrate was added ANSWER DOWNLOAD EXAMIANS APP
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