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Fig. 1 | BMC Infectious Diseases

Fig. 1

From: Epstein-Barr virus reactivation is not causative for post-COVID-19-syndrome in individuals with asymptomatic or mild SARS-CoV-2 disease course

Fig. 1

Several different samples of each study participant were examined: (1) pre-pandemic serum/plasma sample, which was collected in the course of a voluntary blood donation in the pre-pandemic period in 2019. (2) Serum/plasma of the blood donation, which was voluntarily done on average 45–60 days after a SARS-CoV-2 infection (0 months (0 M) sample). (3) Samples, which were collected 3 (~ 5–6 months post infection), 6 and 9 months (~ 1 year post infection) after the seropositive blood donation. In addition, 3 and 9 months after the seropositive blood donation, a questionnaire regarding SARS-CoV-2 infection and persisting symptoms was to be filled in. M = months

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BMC Infectious Diseases

ISSN: 1471-2334

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