Fig. 3From: Humoral immune response of pigs, Sus scrofa domesticus, upon repeated exposure to blood-feeding by Ornithodoros turicata Duges (Ixodida: Argasidae)Fold weight change after feeding cohorts of 100 ticks on a given animal. Change in weight was determined by weighing pre- and post-fed tick cohorts. Shown are challenge 1 (black fill), 2 (grey fill) and 3 (white)Back to article page