Swine PRRS Antibody ELISA Kit

The Swine PRRS (Porcine Reproductive and Respiratory Syndrome) Antibody ELISA Kit is a diagnostic tool used to detect and quantify antibodies specific to the PRRS virus in swine (pigs). PRRS is a viral disease that affects the respiratory and reproductive systems of pigs, causing significant economic losses in the swine industry.

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Compositions of the Kit:

The ELISA (Enzyme-Linked Immunosorbent Assay) technique is commonly used for serological testing and is highly sensitive and specific. The Swine PRRS Antibody ELISA Kit typically contains the necessary reagents and components to perform the assay, including:

  1. Coated Microplate: A 96-well microplate that is pre-coated with PRRS virus antigen.
  2. Control Serum: Positive and negative control samples with known antibody levels.
  3. Test Samples: Swine serum or plasma samples to be tested for the presence of PRRS antibodies.
  4. Conjugate: Enzyme-labeled secondary antibody that binds to pig antibodies.
  5. Substrate Solution: A colorless substrate that produces a visible color change when acted upon by the enzyme.
  6. Stop Solution: Stops the enzyme reaction, typically by changing the pH.
  7. Wash Buffer: A solution used to wash the microplate during the assay steps.


The procedure for using the Swine PRRS Antibody ELISA Kit generally involves the following steps:
  1. Dilution: The swine serum or plasma samples, control serum, and conjugate are diluted to appropriate concentrations.
  2. Plate Setup: The diluted samples, control sera, and conjugate are added to designated wells of the coated microplate.
  3. Incubation: The microplate is incubated to allow binding of PRRS antibodies to the coated antigen and the conjugate to bind to any captured antibodies.
  4. Washing: The microplate is washed to remove unbound substances.
  5. Substrate Addition: The substrate solution is added, and the microplate is incubated, allowing the enzyme to catalyze a color change.
  6. Stop Reaction: The stop solution is added to halt the enzyme reaction.
  7. Colorimetric Measurement: The absorbance of each well is measured using a microplate reader, and the optical density is proportional to the amount of PRRS antibodies present in the sample.
  8. Data Analysis: The obtained optical density values are compared to the control samples to determine the presence and quantity of PRRS antibodies in the test samples.

The Swine PRRS Antibody ELISA Kit provides a valuable tool for screening and monitoring PRRS infections in swine populations, aiding in disease control and management strategies. It is important to follow the specific instructions provided with the kit and adhere to good laboratory practices for accurate and reliable results.