Polysaccharides from large leaf yellow tea activates the LXRα-ABCA1/ABCG1 pathway to ameliorate type 2 diabetes by regulating gut microbiota大叶黄茶多糖通过调节肠道菌群激活LXRα-ABCA1/ABCG1通路以改善2型糖尿病Food Science and Human WellnessIF7.42026-04-010PRE