Lycium barbarum polysaccharide alleviates DSS-induced chronic ulcerative colitis by restoring intestinal barrier function and modulating gut microbiota oleh Zhi-Yu Li, Lan-Hui Lin, He-Jun Liang, Ya-Qi Li, Fu-Qian Zhao, Ting-Yi Sun, Zi-Yu Liu, Jing-Yi Zhu, Feng Gu, Jia-Ning Xu, Qi-Yuan Hao, De-Shan Zhou, Hui-Hong Zhai