Viruses that replicate in the human respiratory mucosa without infecting systemically,
including influenza A, SARS-CoV-2, endemic coronaviruses, RSV, and many other" …

Secondary bacterial infections enhance the disease burden of influenza infections
substantially. Streptococcus pneumoniae (the pneumococcus) plays a major role in the …

Background While secondary pneumococcal pneumonia occurs less commonly after
coronavirus disease 2019 (COVID-19) than after other viral infections, it remains unclear …

While significant insights have been gained concerning COVID-19, superspreading of
coronaviruses remains a mystery. The vast majority of cases have been linked to a relatively …

The ubiquity of airborne germs poses a significant threat to human respiratory health, as
demonstrated by the COVID-19 pandemic, and since the outbreak of COVID-19, masks have …

Respiratory viruses, such as influenza viruses, cause significant morbidity and mortality
worldwide through seasonal epidemics and sporadic pandemics. Influenza viruses transmit …

Infections caused by Streptococcus pneumoniae (also known as pneumococci) pose a
threat to human health. Pneumococcal infections are the most common cause of milder …

Waterborne human pathogenic viruses challenge global health and economy. Viruses were
long believed to transmit among hosts as individual, free particles. However, recent …

Aerosol transmission remains a major challenge for control of respiratory viruses,
particularly those causing recurrent epidemics, like influenza A virus (IAV). These viruses …

Secondary bacterial infection is a common complication in severe influenza virus infections.
During the H1N1 pandemic of 2009, increased mortality was observed among healthy …