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Synaptic architecture of a memory engram in the mouse hippocampus

1 year 7 months ago
Science, Volume 387, Issue 6740, March 2025.
Marco Uytiepo, Yongchuan Zhu, Eric Bushong, Katherine Chou, Filip Souza Polli, Elise Zhao, Keun-Young Kim, Danielle Luu, Lyanne Chang, Dong Yang, Tsz Ching Ma, Mingi Kim, Yuting Zhang, Grant Walton, Tom Quach, Matthias Haberl, Luca Patapoutian, Arya…

Sexual dimorphism in cerebrovascular dysfunction: The pivotal role of endothelial CD2AP in Alzheimer's disease

1 year 7 months ago
Why there is sex-biased susceptibility to cerebrovascular dysfunction remains enigmatic. Vandal et al.¹ reveal a sex-specific vulnerability to endothelial deficiency in CD2AP, an Alzheimer's disease risk gene, with impaired cerebrovascular reactivity, compromised cerebrovascular function, and cognitive decline, highlighting sex as an important biological variable in Alzheimer's disease.
Hong Bao

APOE genotype determines cell-type-specific pathological landscape of Alzheimer's disease

1 year 7 months ago
The apolipoprotein E (APOE) gene is the strongest genetic risk modifier for Alzheimer's disease (AD), with the APOE4 allele increasing risk and APOE2 decreasing it compared with the common APOE3 allele. Using single-nucleus RNA sequencing of the temporal cortex from APOE2 carriers, APOE3 homozygotes, and APOE4 carriers, we found that AD-associated transcriptomic changes were highly APOE genotype dependent. Comparing AD with controls, APOE2 carriers showed upregulated synaptic and...
Zonghua Li