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 ...

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

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.