Mild spring temperature rising affects the anti-oxidation and immune functions of Asian Short-toed Larks

Table 2 Results of a linear mixed model for the effects of temperature, sex, body mass, on plasma IgA, IgY and IgM activities in wild Asian Short-toed Larks (Calandrella cheleensis) captured in Hulun Lake Nature Reserve, Inner Mongolia, China

Response variable	Explanatory variable	F	P
IgA	Temperature	10.948	< 0.001
	Sex	0.009	0.924
	Body mass	0.927	0.403
	Temperature × sex	0.000	0.997
	Temperature × body mass	0.958	0.391
	Sex × body mass	0.515	0.600
IgY	Temperature	40.853	< 0.001
	Sex	0.635	0.429
	Body mass	0.603	0.551
	Temperature × sex	0.104	0.748
	Temperature × body mass	0.192	0.826
	Sex × body mass	1.045	0.359
IgM	Temperature	17.386	< 0.001
	Sex	2.471	0.123
	Body mass	1.381	0.261
	Temperature × sex	0.097	0.757
	Temperature × body mass	0.253	0.777
	Sex × body mass	0.198	0.821

P values in italics indicate that the explanatory variables significantly influence the response variables

ISSN: 2053-7166