Sensitive detection of unopposed estrogen using estrogen receptor functionalized nanoprobes for cancer diagnosis. - Uti, Daniel Ejim; Alum, Esther Ugo; Ogbu, Celestine O.; Ugwu, Okechukwu Paul-Chima; Egbung, Godwin Eneji; Atangwho, Item Justin; Dagnaw, Mequanente; Jan, Asif (Discover Nano, 2026)