Effect of N-acetylcysteine and allopurinol combination to protect spinal cord ischemia/reperfusion injury induced by aortic cross-clamping in rat model

Table 2 Comparison of histopathological changes between control and experimental groups

Parameters were scored semi quantitatively from 0 to 4 (0: no; 1: low; 2: moderate; 3: high; 4: very high

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