Dietary supplementation of Radix Isatidis polysaccharides improves meat quality in broilers by regulating lipid metabolism, antioxidant defense, and the gut-muscle axis - Wei Wang; Wenbin Ouyang; Haibo Xiao; Panpan Shi; Pingping Li; Jianguo Zeng; Meirong Song; Sundus Javed; Peng Huang (Research in Veterinary Science, 2026)