Fig. 2From: Transcriptome analysis reveals molecular mechanisms responsive to acute cold stress in the tropical stenothermal fish tiger barb (Puntius tetrazona)Hematoxylin-eosin staining of paraffin sections of the adult tiger barb from CTRL group (27 °C) and COLD group (13 °C). a the brain tissue in CTRL group; b the brain tissue in COLD group; c the gill tissue in CTRL group; d the gill tissue in COLD group; e the liver tissue in CTRL group; f the liver tissue in COLD group; g the muscle tissue in CTRL group; h the muscle tissue in COLD group. Scale bar = 50 μmBack to article page