.... By simulating a bacterial infection in male zebra finches we have shown that the body temperature changes during an acute phase response are subject to both pronounced circadian variation ( Fig. 5 ) and dose dependence during the day ( Figs 1 , 2 ). Specifically, birds challenged with LPS reduced body...

... sickness symptoms, such that they correspond with natural seasonal variation in sickness intensity. Acute phase response Cortisol Ecoimmunology Lipopolysaccharide Mounting an appropriate immune response to infection is a necessity for survival in a pathogen-rich environment. An organism's...

... Ltd 2013 inflammation ecological immunology acute phase response lipopolysaccharide LPS annual cycle birds A central premise in ecological immunology is that animals trade off investment into immune function against other competing physiological and behavioural processes ( Sheldon...

...-6-like bioactivity was higher in birds from California than in birds from Washington at both 6 and 22 h post-treatment. In contrast to fever and lethargy, anorexia did not differ between populations, suggesting that different behavioral components of the acute phase response may be regulated...