TY - JOUR AU - de Oliveira-Filho, Edmilson AU - Rincon-Orozco, Bladimiro AU - Jones-Cifuentes, Natalia AU - Peña-López, Brigitte AU - Mühlemann, Barbara AU - Drosten, Christian AU - Moreira-Soto, Andres AU - Drexler, Jan Felix T1 - Effectiveness of Naturally Acquired and Vaccine-Induced Immune Responses to SARS-CoV-2 Mu Variant T2 - Emerging Infectious Disease journal PY - 2022 VL - 28 IS - 8 SP - 1708 SN - 1080-6059 AB - SARS-CoV-2 Mu variant emerged in Colombia in 2021 and spread globally. In 49 serum samples from vaccinees and COVID-19 survivors in Colombia, neutralization was significantly lower (p<0.0001) for Mu than a parental strain and variants of concern. Only the Omicron variant of concern demonstrated higher immune evasion. KW - COVID-19 KW - SARS-CoV-2 KW - coronavirus disease KW - immune evasion KW - acquired immunity KW - neutralization KW - vaccine efficacy KW - virus variants KW - severe acute respiratory syndrome coronavirus KW - viruses KW - Colombia DO - 10.3201/eid2808.220584 UR - https://wwwnc.cdc.gov/eid/article/28/8/22-0584_article ER - End of Reference