We have used antibody labelled with ferritin to study the location of gamma globulin in relation to individual components of the endocardium and subendocardium.

Serum specimens from patients with proved pernicious anemia were tested for the presence of blocking and precipitating antibodies by the methods of Gottlieb et al. 5 and Jacob and Schilling 8 ...

These immunogens elicit cross-reactive antibodies to group 2 influenza viruses and could be used in combination with group 1 HA stem-ferritin immunogens as a universal influenza vaccine.