Research results show that Coronavirus may spread in Italy at July 2019
Research results show that Coronavirus may spread in Italy at July 2019 According to a report on the 15th in Italy’s “Evening Post”, a study recently published by the National Cancer Institute of Milan showed that antibodies to the new coronavirus have been detected in the blood samples of residents collected in September 2019, which means that the new coronavirus is in The spread in Italy was much earlier than February of this year, and it may go back to the July of 2019.
According to reports, the National Cancer Institute of Milan recruited 959 healthy volunteers to participate in a lung cancer test between September 2019 and March 2020. After the outbreak of Coronavirus
The researchers performed Coronavirus serum tests on all stored blood samples. The results showed that 111 of 959 samples were positive, of which 16 were positive for immunoglobulin G antibodies and 97 were for immunoglobulin Protein M antibody was positive.
The blood samples that tested positive came from 13 regions of Italy, of which 23 were collected in September 2019, 27 were collected in October, 26 were collected in November, 11 were collected in December, and the other 3 and 21 They were collected in January and February this year.
In addition, 6 of the 111 positive samples were positive for the new coronavirus neutralizing antibody, 4 of which were collected in early October 2019.
The study also mentioned that in November 2019, many doctors in Italy have found atypical interstitial pneumonia in the elderly and vulnerable people. Since there was no information about the new coronavirus at the time, they were classified as severe seasonal influenza.
This research paper, titled “New Coronavirus Antibodies Unexpectedly Detected Before the Italian Pandemic”, was published in the Tumori Journal on November 11, 2020.