Helical-cavity-preserving starch engineering enables root-inspired multilevel wet bioadhesion for corneal repair - Baolei Huang; Wenjing Song; Wenfang Liu; Zhuhao Tan; Hailin Zhang; Anmin Wang; Wei Zhai; Xingqiang Zhu; Lianghong Peng; Li Ren (Carbohydrate Polymers, 2026)