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Table 1 Effects of temperature and photoperiod acclimation on organ mass in Eurasian Tree Sparrows

From: Thermogenic responses in Eurasian Tree Sparrow (Passer montanus) to seasonal acclimatization and temperature-photoperiod acclimation

B Warm acclimation (30 °C) Cold acclimation (10 °C) Effects
Long day (16L:8D) Short day (8L:16D) Long day (16L:8D) Short day (8L:16D) T P T × P
Sample size 6 6 6 6    
Body mass(g) 14.28 ± 0.54 13.80 ± 0.54 17.00 ± 0.54 16.75 ± 0.54    
Organ wet mass
Muscle (mg) 1032.63 ± 122.85 1056.08 ± 132.25 1318.55 ± 132.28 1360.19 ± 122.83    
Brain (mg) 741.12 ± 22.95 716.27 ± 24.71 701.60 ± 24.71 682.25 ± 22.95    
Heart (mg) 196.11 ± 15.73 195.04 ± 16.93 222.95 ± 16.94 217.30 ± 15.73    
Lung (mg) 164.71 ± 11.15 137.25 ± 12.01 123.12 ± 12.01 141.22 ± 11.15    *
Liver (mg) 504.95 ± 52.16 551.41 ± 56.16 642.02 ± 56.17 622.77 ± 52.15    
Kidney (mg) 128.11 ± 8.12 132.55 ± 8.74 159.91 ± 8.74 164.12 ± 8.12 *   
Stomach (mg) 415.91 ± 25.22 373.08 ± 27.15 355.98 ± 27.16 420.18 ± 25.22    *
Small intestine (mg) 355.06 ± 32.18 298.08 ± 34.65 472.73 ± 34.66 398.15 ± 32.18 * *  
Rectum (mg) 38.47 ± 3.83 48.21 ± 4.13 54.79 ± 4.13 47.31 ± 3.83    *
Total digestive tract (mg) 802.59 ± 58.14 714.88 ± 62.60 888.00 ± 62.61 935.17 ± 58.13    
Organ dry mass
Muscle (mg) 278.33 ± 28.76 308.37 ± 30.96 341.40 ± 30.97 374.86 ± 28.76    
Brain (mg) 157.30 ± 4.26 157.17 ± 4.58 155.43 ± 4.58 146.92 ± 4.26    
Heart (mg) 48.23 ± 4.54 48.71 ± 4.89 55.78 ± 4.89 52.37 ± 4.54    
Lung (mg) 34.79 ± 2.26 31.16 ± 2.43 26.84 ± 2.43 31.64 ± 2.26    
Liver (mg) 180.87 ± 13.77 168.42 ± 14.83 224.29 ± 14.83 232.25 ± 13.77 *   
Kidney (mg) 33.26 ± 2.12 32.74 ± 2.29 42.59 ± 2.28 41.99 ± 2.12 *   
Stomach (mg) 122.51 ± 7.25 111.83 ± 7.81 114.53 ± 7.81 125.83 ± 7.25    
Small intestine (mg) 101.92 ± 10.70 93.56 ± 11.52 123.65 ± 11.53 121.34 ± 10.70    
Rectum (mg) 12.26 ± 1.32 15.99 ± 1.42 17.00 ± 1.42 13.81 ± 1.32    *
Total digestive tract (mg) 229.44 ± 14.04 210.02 ± 15.11 266.55 ± 15.11 251.55 ± 14.03 *   
  1. The statistical significance of differences between means was determined by two-way ANCOVA. Data are presented as mean ± SEM. T temperature, P photoperiod, T × P the interaction between T and P; *P < 0.05