SARS COV-2 (COVID-19)- S (SPIKE PROTEIN) ANTIBODY, QUANTITATIVE (SDL12337)
https://www.scanlabglobal.com/shop/sdl12337-sars-cov-2-covid-19-s-spike-protein-antibody-quantitative-sdl12337-7592
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Measures spike protein antibodies for COVID-19 immunity. High titers confirm vaccine response, guiding booster shot decisions.