Extraction-driven structural modulation dictates the anti-diabetic potency of Notopterygium franchetii polysaccharides - Yabin Zhao; Shuang Huang; Yongxiang Luo; Huaiju Gong; Yukun Mei; Xin Tang; Renlin Zheng; Renjun Tian; De Zhou; Liangchun Li (Carbohydrate Polymers, 2026)