Next, the bispecific antibody [<sup>18</sup>F]-F-Bapi-Fab8D3<sup>FcRn-</sup> was used for PET imaging to quantify Aβ pathology in AD mouse model <i>App</i> <sup><i>NL‐G‐F</i></sup> mice at 12 h after antibody administration. This evidence concerns the gene FCGRT and Alzheimer disease.