Table 2. Expression of selected genes in CD11b⁺ and CD11b⁻ cells isolated from contra- and ipsilateral hemispheres of glioma-bearing mice housed in SE or EE.

	CD11b+				CD11b−
	SE		EE		SE		EE
	C	I	C	I	C	I	C	I
bdnf	1.00±0.01	0.80±0.06	2.06±0.20**	2.18±0.26*	1.00±0.01	0.91±0.10	1.86±0.16**	1.80±0.06**
il-15	1.00±0.01	1.20±0.13	2.15±0.41*	2.14±0.40*	1.00±0.02	1.06±0.02	1.07±0.02	0.76±0.10

EE, enriched environment; RT–PCR, real-time–PCR; SE, standard environment.

Results of RT–PCR analysis are shown as fold increases (versus C) of mice housed in SE (n=3–4 Student’s t-test; *P<0.05; **P<0.01).