Age-related attenuation of cortical synaptic tagging in the ACC is rescued by BDNF or a TrkB receptor agonist in both sex of mice.

"Declarations Ethics approval and consent to participateAnimal experiments followed protocols approved by the Animal Care and Use Committee of Xi’an Jiaotong University. Consent for publicationNot applicable. Competing interestsThe authors declared no potential conflicts of interest with respect to the research, authorship, and/or publication of this article. Competing interests The authors declared no potential conflicts of interest with respect to the research, authorship, and/or publication of this article."

"Funding M.Z. is in part supported by grants from the Canadian Institute for Health Research (CIHR) project grants (PJT-148648 and 419286). X.H.L. is supported by grants from the National Science Foundation of China (32100810) and the China Postdoctoral Science Foundation (2022M710111)."