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    About 188 results (0.21s) 
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    An AI Overview is not available for this searchCan't generate an AI overview right now. Try again later.
    AI Overview
    A 4th generation HIV ELISA test kit is a highly accurate diagnostic tool that detects both HIV-1/2 antibodies and the HIV-1 p24 antigen simultaneously. By detecting the p24 antigen, which appears earlier than antibodies, these tests shorten the diagnostic window to around 2–6 weeks post-infection. 
    Key Features and Benefits 
    • High Sensitivity/Specificity: Generally >99.9% sensitive, providing reliable results for early detection.
    • Dual Detection: Identifies HIV-1/2 antibodies and the free HIV-1 p24 antigen.
    • Reduced Window Period: Can detect HIV infection earlier than 2nd or 3rd generation antibody-only tests.
    • Sample Types: Uses serum, plasma, or whole blood samples. 
    Common 4th Gen Test Types 
    • Laboratory ELISA/CLIA: Common in hospitals and labs for screening large numbers of samples.
    • Rapid Point-of-Care (POC): Examples include the Determine™ HIV-1/2 Ag/Ab Combo, which provides results in roughly 20 minutes. 
    Important Considerations 
    • Accuracy: While highly accurate, a negative result before 4 weeks may not be conclusive, with 1 month being a standard time for reliable detection.
    • Application: Primarily used for routine HIV screening and blood donor testing. 
    Disclaimer: These tests are for diagnostic purposes. Always consult a healthcare professional for interpretation and follow-up. 
    • How accurate are fourth-generation combination tests for HIV diagnosis?
      Feb 4, 2025 — Fourth-generation laboratory tests are extremely accurate. The key measures of accuracy are sensitivity (the percentage of results...
      Aidsmap
    • Accu-Tell ® HIV 1+2 Ag/Ab ELISA KIT (4th generation)
      The kit is intended for screening of blood donors and as an aid in the diagnosis of clinical conditions related to infection with ...
      AccuBioTech Co., Ltd.
    • Fourth‐Generation HIV Rapid Tests: Enhanced Sensitivity and ...
      Finally, the fourth generation introduced the detection of HIV‐1 p24‐antigen, which shortened the diagnostic window from 3 to 6 we...
      National Institutes of Health (.gov)
    • HIV 1 & 2 Antibody (4th Generation) Test - Testing.com
      Feb 27, 2026 — This test looks for both HIV antibodies and the p24 antigen, a protein produced by the virus shortly after infection. Because it i...
      Testing.com
    • What is a 4th generation HIV test and how does it work?
      Jul 27, 2023 — Takeaway. Fourth-generation tests are an accurate way to diagnose HIV. They can reliably detect the virus 1 month after a person c...
      Medical News Today
    • Determine HIV-1/2 Ag/Ab Combo | Abbott Point of Care
      Determine™ HIV-1/2 Ag/Ab Combo The first FDA approved rapid point-of-care test that detects both HIV-1/2 antibodies and free HIV-1...
      Abbott Point of Care
    • HIV ELISA Kit - NOVAtest ® IVD Test Kits by Atlas Link
      HIV ELISA Kits Atlas Link Technology Co., Ltd supplies both HIV 1+2 antibody ELISA kit, which can detect total antibody specific t...
      Atlas Link Technology Co., Ltd
    • 4th generation HIV ELISA test kit - InTec PRODUCTS, INC.
      ELISA Diagnostic Kit for Antigen/Antibody to Human Immunodeficiency Virus. Sensitivity >99.9%. Specificity >99.9%. ISO 13485.
      InTec PRODUCTS, INC.
    • Determine‚™ HIV-1/2 Ag/Ab Combo - CLIA waived
      Benefits * Innovative: It's the first 4th generation rapid point-of-care test that detects both HIV-1/2 antibodies and free HIV-1 ...
      CLIAwaived Inc.
    • Advanced 4th Gen HIV 1 & HIV 2 ELISA by Astam Diagnostics
      Dec 6, 2025 — This generation of ELISA tests is capable of spotting HIV cases much sooner than through the older methods and has become the favo...
      Astam Diagnostics
    • 4th Generation HIV Test: Shorter Window Period Explained
      Mar 30, 2026 — If a 4th generation HIV test is performed within the first two weeks of exposure, there is a meaningful possibility that neither p...
      www.sticlinic.co.uk
    • How accurate are fourth-generation combination tests for HIV diagnosis?
      Feb 4, 2025 — Fourth-generation laboratory tests are extremely accurate. The key measures of accuracy are sensitivity (the percentage of results...
      Aidsmap
    • Accu-Tell ® HIV 1+2 Ag/Ab ELISA KIT (4th generation)
      The kit is intended for screening of blood donors and as an aid in the diagnosis of clinical conditions related to infection with ...
      AccuBioTech Co., Ltd.
    • Fourth‐Generation HIV Rapid Tests: Enhanced Sensitivity and ...
      Finally, the fourth generation introduced the detection of HIV‐1 p24‐antigen, which shortened the diagnostic window from 3 to 6 we...
      National Institutes of Health (.gov)
    Show all
    Dive deeper in AI Mode
    This is for informational purposes only. For medical advice or diagnosis, consult a professional. AI responses may include mistakes. Learn more
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    Web results

    Wholesale HIV Fourth Generation ELISA Test Kit ...


    InTec PRODUCTS, INC.
    https://www.intecasi.com › hiv-fourth-generation-elisa-te...
    InTec PRODUCTS, INC.
    https://www.intecasi.com › hiv-fourth-generation-elisa-te...
    ELISA Diagnostic Kit for Antigen/Antibody to Human Immunodeficiency Virus. Sensitivity >99.9%. Specificity >99.9%. ISO 13485.Read more
    4th generation HIV ELISA test kit from www.intecasi.com

    HIV ELISA Kits


    Biocompare
    https://www.biocompare.com › pfu › soids › ELISA_Kit
    Biocompare
    https://www.biocompare.com › pfu › soids › ELISA_Kit
    HIV ELISA kits are assays designed to measure levels of HIV-associated antigens in biological samples, such as plasma, serum, culture extracts, ...Read more
    4th generation HIV ELISA test kit from www.biocompare.com

    MERILISA HIV GEN 4 ELISA Kit | 4th Generation Test


    Meril Life Sciences
    https://www.merillife.com › Verticals › Diagnostics
    Meril Life Sciences
    https://www.merillife.com › Verticals › Diagnostics
    Merilisa HIV Gen 4 is an enzyme immunoassay for the qualitative determination of HIV p24 antigen and antibodies to Human Immunodeficiency Virus type 1 ...Read more
    4th generation HIV ELISA test kit from www.merillife.com

    ELISA HIV Test Kit 4th Generation


    gulftestkit.com
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    gulftestkit.com
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    Comprehensive HIV Testing: Our 4th Generation ELISA HIV Test Kit offers a reliable and thorough method for detecting HIV, ensuring you receive accurate and ...Read more
    4th generation HIV ELISA test kit from www.gulftestkit.com

    Fourth-Generation Enzyme-Linked Immunosorbent Assay for ...


    National Institutes of Health (.gov)
    https://pmc.ncbi.nlm.nih.gov › articles › PMC88179
    National Institutes of Health (.gov)
    https://pmc.ncbi.nlm.nih.gov › articles › PMC88179
    by RD Saville · 2001 · Cited by 139 — The VIDAS HIV DUO Ultra demonstrated 100% sensitivity and 99.5% specificity overall, with a 99.7% specificity in low-risk individuals.Read more

    How accurate are fourth-generation combination tests for ...


    Aidsmap
    https://www.aidsmap.com › about-hiv › how-accurate-a...
    Aidsmap
    https://www.aidsmap.com › about-hiv › how-accurate-a...
    Feb 4, 2025 — The most accurate and reliable routinely used diagnostic HIV test is a laboratory test that can detect both HIV antibodies and p24 antigen.Read more
    People also ask
    Is ELISA HIV test 4th generation?
    Merilisa HIV Gen 4 detects HIV p24 antigen in addition to IgG, IgA and IgM antibodies to the core and envelope glycoproteins of HIV 1-2 by using p24 monoclonal antibodies and recombinant proteins of gp41, gp120 and gp36 representing the immunodominant regions of HIV 1-2.

    MERILISA HIV GEN 4 ELISA Kit | 4th Generation Test


    Meril Life Sciences
    https://www.merillife.com › Verticals › Diagnostics
    Meril Life Sciences
    https://www.merillife.com › Verticals › Diagnostics
    Is the 4th gen HIV test kit accurate?
    Fourth-generation laboratory tests are extremely accurate. The key measures of accuracy are sensitivity (the percentage of results that are correctly positive when HIV is actually present) and specificity (the percentage of results that are correctly negative when HIV is not present).Feb 4, 2025

    How accurate are fourth-generation combination tests for HIV ...


    Aidsmap
    https://www.aidsmap.com › about-hiv › how-accurate-a...
    Aidsmap
    https://www.aidsmap.com › about-hiv › how-accurate-a...
    How accurate is the ELISA 4th generation test?
    Yes. Modern HIV tests are very accurate.

    For example, 4th generation tests will pick up 99% of infections at six week. Testing earlier, for example after four week, only detects 95% of infections. Testing earlier needs a confirmatory test three months after the risk.    Mar 1, 2024

    HIV test accuracy, results and further testing | HIV i-Base


    HIV i-Base
    https://i-base.info › guides › test-accuracy-results-and-fur...
    HIV i-Base
    https://i-base.info › guides › test-accuracy-results-and-fur...
    What is the 4th generation HIV test kit?
    An error has occurred. Please try again later.

    Web results

    Accu-Tell ® HIV 1+2 Ag/Ab ELISA KIT (4th generation)


    AccuBioTech Co., Ltd.
    https://www.accubiotech.com › ... › HIV Elisa Test
    AccuBioTech Co., Ltd.
    https://www.accubiotech.com › ... › HIV Elisa Test
    The kit is intended for screening of blood donors and as an aid in the diagnosis of clinical conditions related to infection with HIV-1 and/or HIV-2 - the ...Read more
    4th generation HIV ELISA test kit from www.accubiotech.com

    iCare 4th Gen HIV Test Kit (Blood) - TestHIVstatus.com


    TestHIVstatus.com
    https://testhivstatus.com › Shop
    TestHIVstatus.com
    https://testhivstatus.com › Shop
    A self-diagnostic test for HIV infection. Blood sample required. Key features include: – Detects HIV-1 p24 Antigen and HIV 1&2 AntibodiesRead more
    4th generation HIV ELISA test kit from testhivstatus.com
    $30.00 · In stock · 5–20 day delivery
    Missing: ELISA ‎| Show results with: ELISA

    Understanding 4th Generation HIV Tests: How They Work ...


    Vanguard Diagnostics
    https://www.vanguarddiagnostics.com › Blogs
    Vanguard Diagnostics
    https://www.vanguarddiagnostics.com › Blogs
    The 4th generation HIV ELISA test is designed to simultaneously detect both HIV-1 and HIV-2 antibodies and the p24 antigen of HIV-1 in human serum or plasma.Read more
    4th generation HIV ELISA test kit from www.vanguarddiagnostics.com

    HIV 4th Generation Duo Antigen/Antibody Test Popular


    HealthLabs.com
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    Jan 15, 2026 — This advanced blood test identifies both HIV antibodies and the p24 antigen, allowing it to detect HIV 4–12 days earlier than older 3rd- ...Read more
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