Whether a person was recently infected with the SARS-CoV-2 or have recovered from an exposure, Abbott tests span the COVID-19 infection. COVID-19 TESTS WHEN YOU NEED THEM DETECTABLE LEVEL TIME SINCE INFECTION IgM/IgG Serology/Antibody (Convalescent Phase) Antigen (Acute Phase) Molecular (Acute Phase) IgG Antigen Viral RNA IgM THE INFECTION CYCLE OF A VIRUS 1 WHAT HAPPENS ONCE A PERSON BECOMES INFECTED? THE BEST TEST MEASURES WHAT’S PEAKING IN A PERSON’S BODY DURING THIS PHASE THIS SUBSTANCE PEAKS IN THE BODY ABBOTT TESTS EARLY INFECTION Approximately 0 to 14 days Viral RNA multiplies MOLECULAR TESTS 2 MID-INFECTION Approximately 2 to 14 days Viral antigens increase ANTIGEN TESTS LATER/END INFECTION Approximately 1 to 8 weeks Body produces IgM antibodies to fight initial infection SEROLOGY IgM TESTS POST-INFECTION Approximately weeks to months Body produces long-lasting IgG antibodies to fight reinfection SEROLOGY IgG TESTS 3,4 m2000 RealTime System Alinity m Abbott is evaluating a potential test for the future. Abbott is evaluating a potential test for the future. ARCHITECT i 1000SR and i 2000SR Alinity i Disclaimers: Time periods listed for each phase of infection are general estimates and not indicative of a person’s immune reaction to SARS- CoV-2. These tests have been CE-Marked for use by authorized laboratories and have been authorized only for the detection of nucleic acid from SARS-CoV-2 or detection of IgG antibodies against SARS-CoV-2, and not for any other viruses or pathogens. ARCHITECT, Alinity i and Alinity m are trademarks of Abbott Laboratories in various jurisdictions. All ARCHITECT analyzers are Class 1 laser products. ADD-00072055B REFERENCES 1. ADD-00070874_Serology_Approaches_SARS-CoV-2_White Paper 2. Abbott RealTime SARS-CoV-2 amp kit IFU 51-608442 R2 3. Abbott ARCHITECT SARS-CoV-2 IgG Reagent Insert H07891R02 4. Alinity IgG Reagent 06R90-35-00