Study on Lung Injury Caused by Fine Particulate Matter and Intervention Effect of Rhodiola wallichiana

Table 2

Comparison of cytokine levels in BALF of the four groups of rats (n = 10).

Group	IL-6 (pg/ml)	IL-1β (pg/ml)	TNF-α (pg/ml)	8-OHdG (ng/ml)	4-HNE (ug/ml)	PCC (nmol/mg.prot)
Blank control group	7.547 ± 1.59^a	26.981 ± 7.051^a	5.79 ± 1.01^a	1.299 ± 0.118^a	5.742 ± 1.169^a	12.084 ± 3.034^a
Normal saline group	7.442 ± 1.777^a	25.938 ± 7.114^a	4.42 ± 1.185^a	1.381 ± 0.23^a	6.251 ± 1.254^a	13.974 ± 2.285^a
PM2.5-infected group	13.167 ± 2.143^b	54.497 ± 9.317^b	23.773 ± 4.88^b	2.657 ± 0.387^b	9.747 ± 1.555^b	34.387 ± 4.33^b
Rhodiola wallichiana group	10.139 ± 2.213^c	36.497 ± 6.526^c	9.347 ± 1.953^c	1.633 ± 0.179^c	8.057 ± 1.56^c	17.808 ± 2.095^c
F	17.776	30.468	104.765	62.809	17.090	110.016
	＜0.001	＜0.001	＜0.001	＜0.001	＜0.001	＜0.001

The same letters indicate nonstatistical differences, ; different letters indicate statistical differences, .