scholarly journals The α7 nicotinic receptor dual allosteric agonist and positive allosteric modulator GAT107 reverses nociception in mouse models of inflammatory and neuropathic pain

2016 ◽  
Vol 173 (16) ◽  
pp. 2506-2520 ◽  
Author(s):  
Deniz Bagdas ◽  
Jenny L Wilkerson ◽  
Abhijit Kulkarni ◽  
Wisam Toma ◽  
Shakir AlSharari ◽  
...  
2015 ◽  
Vol 40 (13) ◽  
pp. 2948-2959 ◽  
Author(s):  
Bogna M Ignatowska-Jankowska ◽  
Gemma L Baillie ◽  
Steven Kinsey ◽  
Molly Crowe ◽  
Sudeshna Ghosh ◽  
...  

2019 ◽  
Vol 160 ◽  
pp. 107785 ◽  
Author(s):  
Paula Maria Quaglio Bellozi ◽  
Giovanni Freitas Gomes ◽  
Maria Carolina Machado da Silva ◽  
Isabel Vieira de Assis Lima ◽  
Carla Ribeiro Álvares Batista ◽  
...  

2011 ◽  
Vol 2011 ◽  
pp. 1-12 ◽  
Author(s):  
Sarah Nickolls ◽  
Hannah Mace ◽  
Rebecca Fish ◽  
Michelle Edye ◽  
Rachel Gurrell ◽  
...  

receptors containingα2/3 subunits are current targets in the battle to develop new pain medications, as they are expressed in the spinal cord where increasing inhibitory drive should result in analgesia. However, this approach is prone to a range of side effects including sedation, cognitive impairment, and abuse as a consequence of the widespread influence of GABA. The ability to make subtype selective low-efficacy benzodiazepine compounds, which potentiate the action of GABA at specificαsubunits, has the potential to reduce this side effect profile. In this study, we have investigated the effects of the medium-efficacy positive allosteric modulator (PAM) L-838,417 and the low-efficacy PAM TPA023 in a number of preclinical inflammatory and neuropathic pain models. We conclude that either the higher level of efficacy atα2/3 or efficacy atα5 is required for compounds to have a significant analgesic effect in a range of models, and, therefore, although the side-effect profile of compounds can be reduced compared to typical benzodiazepines, it is unlikely that it can be completely eliminated.


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