(foto: EPA)

(ANSA) – Rome, April 30 – All the people who recover from COVID-19 develop antibodies, according to a study by Chongqing Medical University published in the Nature Medicine journal.
    100% of the Infected Have Antibodies.
    The study revealed that 100% of the patients analysed had IgG antibodies, the ones produced during the first infection and which give long-term protection.
    This means that serological testing may be helpful for the diagnosis of suspected patients with negative swab results and for the identification of asymptomatic infections.
    Good News.
    Gianni Rezza, the director of the infective diseases department of Italy’s Higher Health Institute (ISS), commented that “the Nature study that confirms the presence of SarsCov2 antibodies is good news.
    “Nevertheless, it is not yet known whether these antibodies are protective,” he added. Antibodies.
    It had not previously been clear whether the response of antibodies to the virus lasted and whether serological testing would be useful.
    The study, led by Ai-Long Huang, showed that in all of the 285 patients studied developed specific antibodies for the virus after about 17-19 days of symptom onset.