Fig. 5From: Dose–response relationship of pulmonary disorders by inhalation exposure to cross-linked water-soluble acrylic acid polymers in F344 ratsMacroscopic photographs of lungs (a) and mediastinal lymph nodes (b) in CWAAP-A-exposed rats after fixation. a Photographs of males on the left and females on the right. b Photographs of males on the top and females on the bottomBack to article page