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. 2020 May 27;11:529. doi: 10.3389/fphys.2020.00529

FIGURE 2.

FIGURE 2

Effect of Wooden Breast (WB) on pectoralis major muscle collagen infiltration 43 days post-hatch in broiler chickens. (A,B) Demonstrate the increase in the proportion of collagen per digital image in muscles severely affected by WB on both day 25 (P = 0.005) and 43 (P = 0.021), respectively (n = 8 per score). a,bMeans with different superscripts differ P < 0.05.