scholarly journals Continuous Low-Level Vagus Nerve Stimulation Reduces Stellate Ganglion Nerve Activity and Paroxysmal Atrial Tachyarrhythmias in Ambulatory Canines

Circulation ◽  
2011 ◽  
Vol 123 (20) ◽  
pp. 2204-2212 ◽  
Author(s):  
Mark J. Shen ◽  
Tetsuji Shinohara ◽  
Hyung-Wook Park ◽  
Kyle Frick ◽  
Daniel S. Ice ◽  
...  
Heart Rhythm ◽  
2013 ◽  
Vol 10 (6) ◽  
pp. 910-915 ◽  
Author(s):  
Mark J. Shen ◽  
Hao-Che Chang ◽  
Hyung-Wook Park ◽  
A. George Akingba ◽  
Po-Cheng Chang ◽  
...  

2019 ◽  
Vol 16 (8) ◽  
pp. 675-682 ◽  
Author(s):  
Yuhong Wang ◽  
Sunny S. Po ◽  
Benjamin J. Scherlag ◽  
Lilei Yu ◽  
Hong Jiang

2017 ◽  
Vol 3 (9) ◽  
pp. 929-938 ◽  
Author(s):  
Stavros Stavrakis ◽  
Mary Beth Humphrey ◽  
Benjamin Scherlag ◽  
Omer Iftikhar ◽  
Purvi Parwani ◽  
...  

2015 ◽  
Vol 65 (9) ◽  
pp. 867-875 ◽  
Author(s):  
Stavros Stavrakis ◽  
Mary Beth Humphrey ◽  
Benjamin J. Scherlag ◽  
Yanqing Hu ◽  
Warren M. Jackman ◽  
...  

2018 ◽  
Author(s):  
Bart Verkuil ◽  
Andreas Michael Burger

People suffering from chronic worries pay excessive attention to emotional information. In this study we examined whether a reduced ability to inhibit attention from fearful faces (i.e. inhibition of return; IOR) can be attributed to the low vagus nerve activity observed in high worriers. Our pre-registered hypothesis was that transcutaneous auricular vagus nerve stimulation (tVNS) would enhance IOR to fearful faces. Ninety-four students who scored above a pre-determined cut-off on the Penn State Worry Questionnaire were randomly allocated to receive either tVNS (n = 45) or sham stimulation of the earlobe (n = 49). Meanwhile, to assess IOR, they performed an emotional exogenous cueing task wherein neutral and fearful faces predicted the target location at chance level. Resting levels of HRV were also collected before stimulation onset. Results showed that levels of trait worry were associated with reduced IOR, but resting levels of HRV were not. Critically, tVNS did not affect performance on the exogenous cueing task when compared to sham stimulation. These findings did not confirm the hypothesized causal role of vagus nerve activity in maintaining disrupted IOR for emotional information. They also provide evidence that high levels of worry are associated with generally reduced IOR. This points to a clear need to understand the neurobiological basis of inhibitory problems in worriers.


2012 ◽  
Vol 36 (3) ◽  
pp. 199-208 ◽  
Author(s):  
Stavros Stavrakis ◽  
Benjamin J. Scherlag ◽  
Youqi Fan ◽  
Yu Liu ◽  
Jun Mao ◽  
...  

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