Alternative splicing in aging and Alzheimer's disease: Highlighting the role of tau and estrogen receptor α isoforms in the hypothalamus

Author(s):  
Tatjana A. Ishunina
2020 ◽  
Vol 21 (19) ◽  
pp. 7079
Author(s):  
Seonggyun Han ◽  
Kwangsik Nho ◽  
Younghee Lee

Clusterin (CLU) is one of the risk genes most associated with late onset Alzheimer’s disease (AD), and several genetic variants in CLU are associated with AD risk. However, the functional role of known AD risk genetic variants in CLU has been little explored. We investigated the effect of an AD risk variant (rs7982) in the 5th exon of CLU on alternative splicing by using an integrative approach of brain-tissue-based RNA-Seq and whole genome sequencing data from Accelerating Medicines Partnership—Alzheimer’s Disease (AMP-AD). RNA-Seq data were generated from three regions in the temporal lobe of the brain—the temporal cortex, superior temporal gyrus, and parahippocampal gyrus. The rs7982 was significantly associated with intron retention (IR) of the 5th exon of CLU; as the number of alternative alleles (G) increased, the IR rates decreased more significantly in females than in males. Our results suggest a sex-dependent role of rs7982 in AD pathogenesis via splicing regulation.


2006 ◽  
Vol 2 ◽  
pp. S182-S182
Author(s):  
Nelson Leung Sang Tang ◽  
Suk-Ling Ma ◽  
Linda Chiu Wa Lam ◽  
Helen Fung Kum Chiu

1999 ◽  
Vol 265 (2) ◽  
pp. 335-338 ◽  
Author(s):  
Maria Luisa Brandi ◽  
Lucia Becherini ◽  
Luigi Gennari ◽  
Marco Racchi ◽  
Angelo Bianchetti ◽  
...  

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