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After complete description of the study, written informed consent was obtained from all participants.","order":2,"name":"Ethics","group":{"name":"EthicsHeading","label":"Ethics approval and consent to participate"}},{"value":"Written informed consent was obtained from all participants regarding publishing their data.","order":3,"name":"Ethics","group":{"name":"EthicsHeading","label":"Consent for publication"}},{"value":"MH has received grant support from Takeda Pharmaceutical Company Limited. All other authors declare that they have no conflicts of interest. The precursor and reference standard of <sup>18<\/sup>F-T-401 for the present study were provided by Takeda Pharmaceutical Company Limited. This study was supported in part by a Grant-in-Aid for Scientific Research C (20K07935), a grant from the General Insurance Association of Japan (2020\u20132021) to KT, a Grants-in-Aid for Brain Mapping by Integrated Neurotechnologies for Disease Studies (Brain\/MINDS; 21dm0207072h0003), Strategic International Brain Science Research Promotion Program (Brain\/MINDS Beyond; 20dm0307105h0002), JST Grant Number JPMJMS2024, and AMED Grant Number 20356533\u00a0to MH.","order":4,"name":"Ethics","group":{"name":"EthicsHeading","label":"Competing interests"}}]}}