CD79A and infection: These infection models have demonstrated the importance of LPS-specific mucosal antibody responses, as measured either by mucosal IgA secreting B cells or by quantifying secretory IgA antibodies in mucosal secretions (Holmgren et al. 2017; Clarkson et al. 2021a, 2020; Coster et al. 1999; Schultsz et al. 1992; Cohen et al. 1996).