[HTML][HTML] … cues readily direct monkeys' auditory performance resulting in broad auditory cortex modulation and interaction with sites along cholinergic and dopaminergic …
… We tested whether the mean signal magnitude in each fMRI … , in our previous fMRI study on
audio-visual selective attention, … of reward expectancy 45 or negative BOLD in visual cortex …
audio-visual selective attention, … of reward expectancy 45 or negative BOLD in visual cortex …
Prefrontal cortical regulation of brainwide circuit dynamics and reward-related behavior
… that such inhibition of dopamine neurons would reduce BOLD activity in … in fMRI BOLD
studies) (26). To directly test the hypothesis that mPFC modulates dopaminergic reward signaling …
studies) (26). To directly test the hypothesis that mPFC modulates dopaminergic reward signaling …
How motivation and reward learning modulate selective attention
… search was assessed in a subsequent fMRI session without reward. Structures … on dopamine
signaling, as attested by a deactivation of uncued reward activity within the visual cortex …
signaling, as attested by a deactivation of uncued reward activity within the visual cortex …
Reward-related suppression of neural activity in macaque visual area v4
KA Shapcott, JT Schmiedt, K Kouroupaki… - Cerebral …, 2020 - academic.oup.com
… that this decreased fMRI activity with reward in area V4 may … In support of the likely role of
dopamine in our experiment, … to prove that selective attention was engaged by the monkey. …
dopamine in our experiment, … to prove that selective attention was engaged by the monkey. …
Local and global consequences of reward-evoked striatal dopamine release
N Li, A Jasanoff - Nature, 2020 - nature.com
… Selectivity of the sensor-mediated responses was verified by … For instance, our dissociation
of dopamine and fMRI signals … ) was lowered to the cerebral cortex above the NAc, ipsilateral …
of dopamine and fMRI signals … ) was lowered to the cerebral cortex above the NAc, ipsilateral …
[HTML][HTML] Ventral midbrain stimulation induces perceptual learning and cortical plasticity in primates
JT Arsenault, W Vanduffel - Nature communications, 2019 - nature.com
… visual stimuli with microstimulation of a dopaminergic … the fMRI response to these stimuli
in posterior IT. Collectively, our findings demonstrate a causal role for the VTA in visual cortical …
in posterior IT. Collectively, our findings demonstrate a causal role for the VTA in visual cortical …
A decade of decoding reward-related fMRI signals and where we go from here
T Kahnt - Neuroimage, 2018 - Elsevier
… For instance, dopaminergic neurons in the substantia nigra and … selectivity and fMRI patterns
has been proposed for the primary … chance decoding accuracy in the visual cortex (Fig. 2C). …
has been proposed for the primary … chance decoding accuracy in the visual cortex (Fig. 2C). …
[HTML][HTML] Primate ventral striatum maintains neural representations of the value of previously rewarded objects for habitual seeking
… Here, using fMRI in humans and single-unit … circuit of the visual cortex-VS-SNr-SC in the
primate brain is suitable … in the temporal cortex (visual areas) and from dopamine neurons in the …
primate brain is suitable … in the temporal cortex (visual areas) and from dopamine neurons in the …
[HTML][HTML] Socially relative reward valuation in the primate brain
M Isoda - Current Opinion in Neurobiology, 2021 - Elsevier
… the medial prefrontal cortex and dopamine-related subcortical … (fMRI) revealed that unequal
payoffs influence cortical activity in … remains that agent-selective signals might in fact encode …
payoffs influence cortical activity in … remains that agent-selective signals might in fact encode …
Dopaminergic impact on local and global cortical circuit processing during learning
MFK Happel - Behavioural brain research, 2016 - Elsevier
… Based on its architecture, cerebral cortex is most suited to … magnitude and selectivity of
single cell visual responses … In this respect, dopamine-based signals are not only spatially …
single cell visual responses … In this respect, dopamine-based signals are not only spatially …