Insulin/IGF Signaling-Related Gene Expression in the Brain of a Sporadic Alzheimer's Disease Monkey Model Induced by Intracerebroventricular Injection of Streptozotocin

2013 ◽  
Vol 38 (2) ◽  
pp. 251-267 ◽  
Author(s):  
Youngjeon Lee ◽  
Young-Hyun Kim ◽  
Sang-Je Park ◽  
Jae-Won Huh ◽  
Sang-Hyun Kim ◽  
...  
PIERS Online ◽  
2009 ◽  
Vol 5 (4) ◽  
pp. 311-315 ◽  
Author(s):  
Natalia V. Bobkova ◽  
Vadim V. Novikov ◽  
Natalia I. Medvinskaya ◽  
Irina Yu. Aleksandrova ◽  
Eugenii E. Fesenko

2021 ◽  
Vol 12 (1) ◽  
Author(s):  
Angela M. Crist ◽  
Kelly M. Hinkle ◽  
Xue Wang ◽  
Christina M. Moloney ◽  
Billie J. Matchett ◽  
...  

AbstractSelective vulnerability of different brain regions is seen in many neurodegenerative disorders. The hippocampus and cortex are selectively vulnerable in Alzheimer’s disease (AD), however the degree of involvement of the different brain regions differs among patients. We classified corticolimbic patterns of neurofibrillary tangles in postmortem tissue to capture extreme and representative phenotypes. We combined bulk RNA sequencing with digital pathology to examine hippocampal vulnerability in AD. We identified hippocampal gene expression changes associated with hippocampal vulnerability and used machine learning to identify genes that were associated with AD neuropathology, including SERPINA5, RYBP, SLC38A2, FEM1B, and PYDC1. Further histologic and biochemical analyses suggested SERPINA5 expression is associated with tau expression in the brain. Our study highlights the importance of embracing heterogeneity of the human brain in disease to identify disease-relevant gene expression.


Author(s):  
Angélica María Sabogal-Guáqueta ◽  
Julián David Arias-Londoño ◽  
Johanna Gutierrez-Vargas ◽  
D. Sepulveda-Falla ◽  
M. Glatzel ◽  
...  

2021 ◽  
Author(s):  
Xue Wang ◽  
Mariet Allen ◽  
Joseph S. Reddy ◽  
Minerva M. Carrasquillo ◽  
Yan W. Asmann ◽  
...  

AbstractWe identify a striking correlation in the directionality and magnitude of gene expression changes in brain transcriptomes between Alzheimer’s disease (AD) and Progressive Supranuclear Palsy (PSP). Further, the transcriptome architecture in AD and PSP is highly conserved between the temporal and cerebellar cortices, indicating highly similar transcriptional changes occur in pathologically affected and “unaffected” areas of the brain. These data have broad implications for interpreting transcriptomic data in neurodegenerative disorders.


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