Fig. 4From: LTB4 and montelukast in transplantation-related bronchiolitis obliterans in ratsTracheal occlusion and fiber hyperplasia on day 28 after operation. Left column: H-E staining, 400× magnification; right column: Masson staining, 400× magnification. Upper row: positive control group; middle: experimental group; lower: blank control groupBack to article page