This important study explores the conserved role of IgM in both systemic and mucosal antiviral immunity in teleosts, challenging established views on the differential roles of IgT and IgM. The ...

After a minimum of two hours in phosphate buffer, biopsies were fixed in universal fixative (equal parts of 4% formaldehyde and 1% glutaraldehyde) and post fixed in 2% osmium tetroxide. Dehydration ...