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Table 3 Body weight, carcass weight, breast muscle weights and weight/or length of visceral organs at day 35 of age in broiler chicks subjected to different thermal manipulation protocols during embryonic life (ED12–18)

From: Thermal manipulation of the broilers embryos: expression of muscle markers genes and weights of body and internal organs during embryonic and post-hatch days

Parameters Groups
Control TM1 TM2 TM3 TM4
Body weight 2222.98 ± 65.68a 2426.64 ± 70.39b 2425.78 ± 17.29b 2216.22 ± 85.39a 2220.37 ± 69.66a
Carcass weight 1423.90 ± 69.46a 1568.87 ± 24.83b 1569.27 ± 16.36b 1521.52 ± 06.69c 1515.92 ± 06.75c
Breast muscle weight 493.05 ± 28.98a 571.07 ± 08.45b 563.02 ± 20.10b 580.54 ± 54.39b 584.75 ± 40.09b
Breast muscle weight/ Carcass weight % 34.62 ± 00.44a 37.12 ± 01.04b 36.81 ± 00.81b 37.62 ± 00.90b 38.55 ± 01.02b
Heart weight 13.41 ± 00.87a 15.57 ± 00.80b 15.54 ± 00.70b 14.68 ± 01.62a 14.53 ± 01.76a
Lung weight 13.46 ± 00.01 12.58 ± 00.13 13.08 ± 00.50 13.24 ± 01.06 12.30 ± 02.12
Spleen weight 2.26 ± 00.25 2.45 ± 00.45 2.44 ± 00.10 2.33 ± 00.94 01.92 ± 00.47
Liver weight 47.15 ± 02.25a 56.00 ± 03.47b 54.57 ± 02.71b 52.60 ± 06.73b 51.52 ± 02.26b
Intestine weight 127.11 ± 06.93 130.40 ± 10.85 132.22 ± 05.06 131.82 ± 00.69 124.27 ± 06.09
Gizzard weight 47.69 ± 03.03a 45.51 ± 00.13a 42.50 ± 01.87a 59.55 ± 06.61b 46.84 ± 01.92a
Intestine length 167.33 ± 02.31 171.33 ± 04.73 164.67 ± 01.53 165.50 ± 03.54 165.67 ± 04.40
Cecum length 17.00 ± 01.00 16.57 ± 00.58 17.00 ± 01.00 19.33 ± 01.15 17.03 ± 01.00
Colon length 20.33 ± 02.02a 16.67 ± 00.58b 16.00 ± 01.00b 18.67 ± 01.53a 16.67 ± 00.58b
  1. TM: Thermal manipulation
  2. a-c Within the same row, means ± SD with different superscripts differ significantly (P < 0.05)