by Gertrud U. Rey As of today, SARS-CoV-2 has infected 18.7 million people and caused 700,000 deaths worldwide. The most realistic way to quickly curb the spread of the virus would require daily identification and isolation of individuals who are contagious, a process that is hampered by cumbersome sampling and testing methods with slow turnaround …
Among the mountains of false information being peddled during the current pandemic, one of the most offensive is being used to drive opening of schools in the fall: that children do not transmit SARS-CoV-2. The results of multiple studies have shown that this assertion is incorrect. I’ll review two of them here. One study examined …
by Gertrud U. Rey On July 20, 2020, Oxford University’s Jenner Institute and the pharmaceutical company AstraZeneca reported preliminary results from phase I/II clinical trials assessing the safety and efficacy of a vaccine candidate against SARS-CoV-2. The vaccine candidate, named AZD1222 (referred to in the publication as ChAdOx1 nCoV-19), consists of an adenovirus vector with an …
Preliminary phase I/II results of ChAdOx1 SARS-CoV-2 vaccine Read More »
by Gertrud Rey In a highly publicized press release dated May 18, 2020, the biotech company Moderna announced preliminary results from a phase I clinical trial for a SARS-CoV-2 vaccine candidate. However, the company only provided brief, conclusory statements at that time. On July 14, the results from the trial were finally published in the New …
Don’t believe the headlines that SARS-CoV-2 is becoming more transmissible! Virologists are making conclusions that are not justified by the data. SARS-CoV-2 virus isolates from many parts of the world have a single amino acid change in the spike protein, D614G. This observation in itself doesn’t mean very much. It could be that the change …
No evidence for increased human transmission of SARS-CoV-2 Read More »
by Gertrud U. Rey It is well established that children experience less severe disease after infection with SARS-CoV-2. However, to what extent infected children contribute to transmission of the virus is less clear. This topic is of great interest as we prepare for the start of a new school year. Are children less susceptible to infection …
The role of children in transmission of SARS-CoV-2 Read More »
