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A MITOMI microfluidic device © Sebastian Maerkl / 2021 EPFL Antibody testing can be a powerful tool for tracking the spread of SARS-CoV2 infections, the virus responsible for the COVID-19 pandemic. A group of scientists from EPFL, UNIGE and HUG have now developed a reliable and cheap antibody test that can analyze more than 1,000 samples at once and requires a small drop of blood, such as that from a finger prick. After people get infected with the SARS-CoV-2 virus that causes COVID-19, they start to produce immune molecules called antibodies. COVID-19 antibody tests pick up on the presence ...

Covid: 22% of Geneva tests positive for antibodies An update to an antibody study conducted by HUG and UNIGE suggests that 22% of Geneva’s population had been exposed to the SARS-CoV-2 virus by December 2020. © Tero Vesalainen | Dreamstime.com The study which began earlier in the year, and involved 2,072 people, suggests the number of people infected has doubled since June 2020 when 11% of the study sample tested positive for antibodies. The latest results suggest the official number of cases significantly underestimates the actual number. 22% of Geneva’s population is around 110,000, a ...