Study groups Mean thickness of interalveolar septa ± SD Mean number of Type II pneumocytes/ field± SD Mean number of alveolar macrophages/ field± SD Group I: (control group) 8.89 ± 0.363 3.8 ± 0.979 3.8 ± 1.032 Group II: (DEHP treated group) 31.24 **± 3.322 9.1**± 1.3 9.5**± 1.581 Group III: (DEHP recovery group) 17.27 *•  ± 0.853 5.5 *•  ± 0.806 6.1* • ± 1.370 *indicates significant difference from the control group (P < 0.05) **indicates highly significant difference from the control group (P < 0.001) • indicates significant difference from the DEHP treated group (P < 0.05)

Table 1: Thickness of interalveolar septa, number of type II pneumocytes and alveolar macrophages/field in the different studied groups expressed as mean±SD.

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