Structural characterization, rheological properties, and skin bioactivities of a glucomannan from Bletilla striata. - Li, Xuan; Gu, Qinghui; Hu, Qile; Deng, Tuo; Luo, Lan; Cai, Jianping; Dong, Xudong; Wu, Chunhua; Wu, Mingyi (Natural Products & Bioprospecting, 2026)