Antibodies levels in day old chicks (d.1) and 28 d in the control (C) and vaccinated (V) groups (n = 10 per group). Arash Janmohammadi Nariman Sheikhi Hadi Haghbin Nazarpak Gholamreza Nikbakht Brujeni 10.1371/journal.pone.0229009.g002 https://plos.figshare.com/articles/figure/Antibodies_levels_in_day_old_chicks_d_1_and_28_d_in_the_control_C_and_vaccinated_V_groups_n_10_per_group_/11837856 <p>Antibody was measured by Haemagglutination-Inhibition test and mean titer expressed as log 2 of serum serial dilution. Statistical differences between groups indicated as bars with star (<i>**</i> = <i>P ≤</i> 0.01).</p> 2020-02-11 18:27:24 acute-phase proteins AGP ratio SAA Lasota APR APP broiler chicken Broiler chickens experience HI acute-phase protein response Inactivated ND vaccine vaccination Vitapest mg Live attenuated strains vaccine design IND group