Fig. 1From: Characterisation of a household norovirus outbreak occurred in Valencia (Spain)NoV-specific IgA antibody levels. IgA antibody levels against GII.4-Den Haag_2006b NoV VLPs in saliva samples from 6 secretor (left) and 2 non-secretor (right) individuals. The ELISA plates were coated with the NoV VLPs and serial dilutions of saliva samples (1/20 to 1/160) were tested for NoV-specific IgABack to article page