Fig. 6

A–D Are in vitro DOX and Sili release curves from cGO-DOX-Sili and Apt-cGO-DOX-Sili in different pH (pH 5.5 and pH 7.4) and temperatures (42 °C and 37 °C). cGO: carboxylated graphene oxide; Apt: aptamer; DOX: doxorubicin; Sili: silibinin