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New research has found that thousands of DNA sequences originating from ancient viral infections are expressed in the brain, with some contributing to susceptibility for psychiatric disorders such as schizophrenia, bipolar disorder, and depression. (King's College London, 5/22)

Researchers conducting a small study in Rome discover that, compared with healthy controls, children with long COVID (LC) have objective impaired functional capacity as expressed by a low VO2 peak (oxygen uptake at peak of exercise) during exertion testing. Kids with LC also showed signs of deconditioning, and cardiogenic inefficiency. The study is published in The Pediatric Infectious Disease Journal. (Soucheray, 5/17)

The World Health Organization (WHO) today updated its list of the bacterial pathogens it considers the biggest threat to human health. The updates are the first since the WHO released its initial Bacterial Priority Pathogens List (BPPL) in 2017. The list aims to provide guidance for prioritizing research and development (R&D) and investments in antimicrobial resistance (AMR) and has been used by WHO officials to assess the antibiotic pipeline and to guide AMR surveillance efforts and infection prevention and control strategies around the world.  (Dall, 5/17)

A new study published in Vaccine reveals that repeated flu vaccination does not appear to significantly weaken the protective effect of annual vaccines in older recipients. (Soucheray, 5/20)