scholarly journals Tripchlorolide improves cognitive deficits by reducing amyloid β and upregulating synapse-related proteins in a transgenic model of Alzheimer's Disease

2015 ◽  
Vol 133 (1) ◽  
pp. 38-52 ◽  
Author(s):  
Yuqi Zeng ◽  
Jian Zhang ◽  
Yuangui Zhu ◽  
Jing Zhang ◽  
Hui Shen ◽  
...  
2017 ◽  
Vol 05 (03) ◽  
Author(s):  
Miguel Angel Ontiveros Torres ◽  
Leonel Castellanos Aguilar ◽  
Jonathan Lennel Gutierrez Murcia ◽  
Nayeli Martinez Zuniga ◽  
Paola Flores Rodriguez ◽  
...  

PLoS ONE ◽  
2019 ◽  
Vol 14 (4) ◽  
pp. e0215004 ◽  
Author(s):  
Deborah A. Roby ◽  
Fernanda Ruiz ◽  
Bailey A. Kermath ◽  
Jaymie R. Voorhees ◽  
Michael Niehoff ◽  
...  

2020 ◽  
Author(s):  
Sourav Samanta ◽  
Kolla Rajasekhar ◽  
Madhu Ramesh ◽  
N. Arul Murugan ◽  
Shadab Alam ◽  
...  

ABSTRACTAlzheimer’s disease (AD) is a major neurodegenerative disorder and the leading cause of dementia worldwide. Predominantly, misfolding and aggregation of amyloid-β (Aβ) peptides associated with multifaceted toxicity is the neuropathological hallmark of AD pathogenesis and thus, primary therapeutic target to ameliorate neuronal toxicity and cognitive deficits. Herein, we report the design, synthesis and evaluation of small molecule inhibitors with naphthalene monoimide scaffold to ameliorate in vitro and in vivo amyloid induced neurotoxicity. The detailed studies established TGR63 as the lead candidate to rescue neuronal cells from amyloid toxicity. The in silico studies showed disruption of salt bridges and intermolecular hydrogen bonding interactions within Aβ42 fibrils by the interaction of TGR63, causing destabilization of Aβ42 assembly. Remarkably, TGR63 treatment showed a significant reduction in cortical and hippocampal amyloid burden in the progressive stages of APP/PS1 AD mice brain. Various behavioral tests demonstrated rescued cognitive deficits. The excellent biocompatibility, BBB permeability and therapeutic efficacy to reduce amyloid burden make TGR63 a promising candidate for the treatment of AD.


PLoS ONE ◽  
2010 ◽  
Vol 5 (4) ◽  
pp. e9979 ◽  
Author(s):  
Patricia Spilman ◽  
Natalia Podlutskaya ◽  
Matthew J. Hart ◽  
Jayanta Debnath ◽  
Olivia Gorostiza ◽  
...  

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