Region-specific effects of 10-Hz transcranial alternate current stimulation over the left posterior parietal cortex and primary somatosensory area on tactile two-point …

H Yokota, N Otsuru, K Saito, S Kojima… - Frontiers in …, 2021 - frontiersin.org
Changes in α-band cortical oscillatory activity (8–13 Hz) affect perception; however, how
these changes in the left posterior parietal cortex (PPC) and primary somatosensory cortex …

α‐tACS over the somatosensory cortex enhances tactile spatial discrimination in healthy subjects with low alpha activity

K Saito, N Otsuru, H Yokota, Y Inukai… - Brain and …, 2021 - Wiley Online Library
Introduction Spontaneous oscillations in the somatosensory cortex, especially of the alpha
(8− 14 Hz) and gamma (60− 80 Hz) frequencies, affect tactile perception; moreover, these …

The effect of dual-hemisphere transcranial direct current stimulation over the parietal operculum on tactile orientation discrimination

S Fujimoto, S Tanaka, I Laakso… - Frontiers in Behavioral …, 2017 - frontiersin.org
The parietal operculum (PO) often shows ipsilateral activation during tactile object
perception in neuroimaging experiments. However, the relative contribution of the PO to …

Investigating the effects of transcranial alternating current stimulation on primary somatosensory cortex

N Manzo, A Guerra, M Giangrosso, D Belvisi… - Scientific Reports, 2020 - nature.com
Near-threshold tactile stimuli perception and somatosensory temporal discrimination
threshold (STDT) are encoded in the primary somatosensory cortex (S1) and largely depend …

Effect of transcranial electrical stimulation over the posterior parietal cortex on tactile spatial discrimination performance

K Saito, N Otsuru, Y Inukai, S Kojima, S Miyaguchi… - Neuroscience, 2022 - Elsevier
The intraparietal sulcus region, which is part of the posterior parietal cortex (PPC), has been
shown to play an important role in discriminating object shapes using the fingers …

Transcranial direct current stimulation over the primary and secondary somatosensory cortices transiently improves tactile spatial discrimination in stroke patients

S Fujimoto, N Kon, Y Otaka, T Yamaguchi… - Frontiers in …, 2016 - frontiersin.org
In healthy subjects, dual hemisphere transcranial direct current stimulation (tDCS) over the
primary (S1) and secondary somatosensory cortices (S2) has been found to transiently …

10 Hz tACS over somatosensory cortex does not modulate supra-threshold tactile temporal discrimination in humans

MA Wittenberg, M Morr, A Schnitzler… - Frontiers in …, 2019 - frontiersin.org
Perception of physical identical stimuli can differ over time depending on the brain state.
One marker of this brain state can be neuronal oscillations in the alpha band (8–12 Hz). A …

Effects of transcranial direct current stimulation of primary somatosensory cortex on vibrotactile detection and discrimination

S Labbé, EM Meftah, CE Chapman - 2016 - journals.physiology.org
Anodal transcranial direct current stimulation (a-tDCS) of primary somatosensory cortex (S1)
has been shown to enhance tactile spatial acuity, but there is little information as to the …

Improvement of spatial tactile acuity by transcranial direct current stimulation

P Ragert, Y Vandermeeren, M Camus… - Clinical …, 2008 - Elsevier
OBJECTIVE: Non-invasive brain stimulation such as transcranial direct current stimulation
(tDCS) has been successfully used to induce polarity-specific excitability changes in the …

10 Hz transcranial alternating current stimulation over posterior parietal cortex facilitates tactile temporal order judgment

N Otsuru, K Kamijo, T Otsuki, S Kojima… - Behavioural brain …, 2019 - Elsevier
The temporal order judgment (TOJ) task has been widely used to investigate spatial
attentional bias and the sensitivity of temporal discrimination during the processing of …