Fig. 2
From: Quantification of IgY to Erysipelothrix rhusiopathiae in serum from Swedish laying hens
Titers to the “intermediate” ER antigen in serum from laying hens in the indicated flocks during or after acute erysipelas outbreaks. Individual values for hens during acute outbreaks (light green circles), from hens one week after initial sampling (light blue circles) and from hens six months after acute disease (pink circles) and flock geometric mean value ± 95 % CI (dark blue circles). For details on flocks see Table 2