A highly selective electrochemical aptasensor for Pb2+ based on molecular imprinting technology and tetrahedral DNA nanostructure. - Han, Jiaqi; Zhu, Nianxin; Sha, Jiahao; Cai, Jinyan; Cao, Hui; Ye, Tai; Hao, Liling; Xu, Fei (Microchimica Acta, 2025)