Fig. 1
From: Buprenorphine in rats: potent analgesic or trigger for fatal side effects?
a The stomach has been opened along the greater curvature and a large solid content mainly consisting of embedding material is seen. Crl:CD(SD) rat no. 6, which showed also automutilation; b A large amount of stomach content mainly consisting of embedding material. Crl:CD(SD) rat no. 8, which also developed dyspnoe; c The abdomen organs are exposed after opening the abdominal wall. A severely distended stomach is seen. Crl:CD(SD) rat no. 8; d Photomicrograph of lung tissue showing an aspirations bronchopneumonia. Foreign material is indicated by *. Hematoxylin and eosin stain, Crl:CD(SD) rat no. 8; e Graph showing the development in body weight in % of starting weight for the two groups of rats