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  1. Indian Gaming Regulatory Act

    IGRA establishes the National Indian Gaming Commission and the regulatory structure for Indian gaming in the United States. Public Law 100-497-Oct. 17, 1988 100th Congress Sec. 2701.

  2. An IGRA provides an equally sensitive, but much more specific, test of the body’s immune response to tuberculosis (TB) than a TST. Local and Tribal health departments (LTHDs) can use this guide to …

  3. Clinical Testing Guidance for Tuberculosis: Interferon Gamma Release ...

    May 9, 2024 · TB blood tests (interferon-gamma release assay or IGRA) are methods of determining whether a person is infected with TB bacteria. TB blood tests measure the immune response to TB …

  4. Like the TST, the IGRA is a useful but imperfect diagnostic aid; it should never replace clinical judgment. Persons with a negative TST, as well as persons with a negative IGRA, can have active TB disease.

  5. IGRA Test for TB: Accurate Tuberculosis Blood Test Explained

    Interferon gamma release assays (IGRAs) are advanced blood tests designed to detect tuberculosis (TB) infections. Unlike traditional skin tests, IGRAs offer a more precise and convenient method for …

  6. 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 …

  7. Office of Indian Gaming - Indian Affairs

    The Office of Indian Gaming acts as the primary advisor to the Secretary and Assistant Secretary – Indian Affairs on Indian gaming and the requirements of Indian Gaming Regulatory Act (IGRA), P.L. …

  8. Interferon gamma release assay - Wikipedia

    An interferon-γ release assay (IGRA) is a medical test used in the diagnosis of some infectious diseases, especially tuberculosis. Interferon-γ (IFN-γ) release assays rely on the fact that T …

  9. Similar to TST, live virus vaccines (e.g., MMR, varicella) might affect IGRA test results. CDC recommends that both TST and IGRA testing in the context of live vaccineadministration be done as …

  10. What Is an IGRA Test for Tuberculosis? - Biology Insights

    Jul 27, 2025 · IGRA tests measure the immune system’s response to Mycobacterium tuberculosis proteins. When blood from an infected person is exposed to TB antigens in a lab, T cells release …