Table 1.

A semiquantitative analysis of lung damage by histopathological scores.

	Negative control	Untreated	Pure CS	Thio-CS	TPL	TPL + Pure CS	TPL + Thio-CS
Epithelium	0.8 ± 0.3	2.5 ± 0.3	2.1 ± 0.2	2.0 ± 0.2	1.8* ± 0.2	1.6* ± 0.2	1.2** ± 0.2
Peribroncho-vascular infiltrate	0.4 + 0.2	2.1 ± 0.4	2.0 ± 0.4	1.9 ± 0.1	1.4* ± 0.2	1.4* ± 0.4	0.8** ± 0.2
Interstitial-alveolar cell infiltrate	0.7 ± 0.2	2.3 ± 0.3	2.0 ± 0.4	2.0 ± 0.2	1.6 ± 0.3	1.4* ± 0.2	0.9** ± 0.2

**p < 0.01 compared with the untreated group

*p < 0.05 compared with the untreated group