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IGRA

Interferon Gamma Release Assay

IGRA tests from QIAGEN

IGRAs measure a person’s immune reactivity to M. tuberculosis. White blood cells from most persons that have been infected with M. tuberculosis will release interferon-gamma (IFN-g) when mixed with antigens (substances that can produce an immune response) derived from M. tuberculosis

  • High sensitivity and specificity
  • Well documented test method
  • Several application to meet your specific need

The QFT test employs a peptide cocktail simulating ESAT-6 and CFP-10 proteins to stimulate cells in heparinized whole blood. Detection of IFN-γ by ELISA is used to identify in vitro responses to these peptide antigens, which are associated with M. tuberculosis infection. Premolecular Diagnostics that employ QuantiFERON technology, like QFT-Plus, are able to detect infection at an earlier stage than is possible with DNA- and RNA-based molecular diagnostics .

Fast and easy

IFNγ release assay, commonly known as an IGRA, measures the cell-mediated immune response to specific TB antigens in whole blood. The test employs standard phlebotomy procedures using whole blood to make sample collection easy and fast. Sample incubation can occur on-site or at the testing laboratory, providing your practice with complete flexibility and convenience. Patients may be tested in a single patient visit, with objective results.

Simpler for the better

If you work within the field of microbiology, you might be familiar with Occam’s Razor. At SSI Diagnostica, we champion a slightly adapted version of this principle:
The simplest solution is usually the best one.

Distributors

QIAGEN

QIAGEN produces high quality IGRA tests withing the diagnostics of Tuberculosis and SARS-CoV-2. Their kits are well known and trusted all over the world. 

Contact

Please, reach out if you have questions, comments or requests.