Association between vitamin D supplementation and COVID-19 infection and mortality

Vitamin D deficiency has long been associated with reduced immune function that can lead to viral infection. Several studies have shown that Vitamin D deficiency is associated with increases the risk of infection with COVID-19. However, it is unknown if treatment with Vitamin D can reduce the associated risk of COVID-19 infection, which is the …

Continue reading Association between vitamin D supplementation and COVID-19 infection and mortality

Prevalence of parvovirus B19 viraemia among German blood donations and the relationship to ABO and Rhesus blood group antigens

AbstractAsymptomatic blood donors can transmit human parvovirus B19 (B19V). We assessed the B19V prevalence amongst a large cohort of blood donations collected in Germany during 2015-2018. In total, 167,123 donations were screened for B19V DNA with 22 cases of viraemia identified (0.013% positive). Infections peaked at a four-year interval and the highest number of cases …

Continue reading Prevalence of parvovirus B19 viraemia among German blood donations and the relationship to ABO and Rhesus blood group antigens

Migration of Microplastics and Phthalates from Face Masks to Water

Since the outbreak of COVID-19, face masks have been introduced in the complex strategy of infection prevention and control. Face masks consist of plastic polymers and additives such as phthalates. The aim of this study was to evaluate the migration of microplastics (MP) and phthalates from face masks to water. Four types of masks including …

Continue reading Migration of Microplastics and Phthalates from Face Masks to Water

FDA urged to publish follow-up studies on covid-19 vaccine safety signals

The FDA has been criticised for taking more than a year to follow up a potential increase in serious adverse events in elderly people receiving Pfizer’s covid-19 vaccine, Maryanne Demasi reportsIn July 2021 the US Food and Drug Administration (FDA) quietly disclosed findings of a potential increase in four types of serious adverse events in elderly people …

Continue reading FDA urged to publish follow-up studies on covid-19 vaccine safety signals

The Incidence of Myocarditis and Pericarditis in Post COVID-19 Unvaccinated Patients—A Large Population-Based Study

Myocarditis and pericarditis are potential post-acute cardiac sequelae of COVID-19 infection, arising from adaptive immune responses. We aimed to study the incidence of post-acute COVID-19 myocarditis and pericarditis. Retrospective cohort study of 196,992 adults after COVID-19 infection in Clalit Health Services members in Israel between March 2020 and January 2021. Inpatient myocarditis and pericarditis diagnoses …

Continue reading The Incidence of Myocarditis and Pericarditis in Post COVID-19 Unvaccinated Patients—A Large Population-Based Study