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Why bacteria was found co-infection? 


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Bacteria are commonly found as co-infections in viral illnesses like influenza and COVID-19 due to their ability to exacerbate the severity of the diseases and increase morbidity and mortality rates. Studies have shown that bacterial co-infections are prevalent in patients with severe influenza, with Enterococcus and Streptococcus being commonly identified bacteria in respiratory specimens . Similarly, in COVID-19 patients, bacterial co-infections have been reported to significantly contribute to increased mortality rates, with Escherichia coli, Pseudomonas aeruginosa, and Staphylococcus aureus being common isolates . Furthermore, bacterial adherence to cells can enhance viral co-infection, potentially aiding in viral fitness restoration through genetic recombination, highlighting the intricate interactions between bacteria and viruses in the human body .

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Bacteria were found as co-infections in COVID-19 patients due to susceptibility, leading to caution in antibiotic use to prevent antimicrobial resistance development.
Bacteria were found as co-infections in COVID-19 patients due to factors like older age, underlying conditions, and abnormal laboratory parameters, increasing the risk for co-infection.
Bacteria were found in co-infection with severe influenza due to alterations in the host's immune response, leading to bacterial colonization and increased risk of severe pneumonia.
Bacteria facilitate viral co-infection by binding multiple virions and promoting genetic recombination, enhancing viral fitness through interactions at initial infection sites.
Bacteria were found as co-infections in COVID-19 patients, leading to increased mortality rates, highlighting the importance of systematic testing for better clinical outcomes and to reduce antimicrobial resistance.

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