The potential impact of the gut microbiome on SARS-CoV-2 research

SARS-CoV-2 virus has impacted billions of lives globally and has spurred many scientists to address some of the biggest questions regarding this novel coronavirus. Researchers have taken on the initiative to understand the transmission of this virus and host response as well as identifying treatment and development of potential therapies including vaccines.

[buckanr]

so can you tell me if vaccines have an impact on the gut microbiome?