Search Results - "Walton, M E"

Separate value comparison and learning mechanisms in macaque medial and lateral orbitofrontal cortex by Noonan, M. P., Walton, M. E., Behrens, T. E. J., Sallet, J., Buckley, M. J., Rushworth, M. F. S., Newsome, William T.

“…Uncertainty about the function of orbitofrontal cortex (OFC) in guiding decision-making may be a result of its medial (mOFC) and lateral (lOFC) divisions…”
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Re-evaluating the role of the orbitofrontal cortex in reward and reinforcement by Noonan, M. P., Kolling, N., Walton, M. E., Rushworth, M. F. S.

“…The orbitofrontal cortex and adjacent ventromedial prefrontal cortex carry reward representations and mediate flexible behaviour when circumstances change…”
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A Role for the Macaque Anterior Cingulate Gyrus in Social Valuation by Rudebeck, P. H., Buckley, M. J., Walton, M. E., Rushworth, M. F. S.

“…Complex human social interaction is disrupted when the frontal lobe is damaged in disease, and in extreme cases patients are described as having acquired…”
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Action sets and decisions in the medial frontal cortex by Rushworth, M.F.S., Walton, M.E., Kennerley, S.W., Bannerman, D.M.

“…Activations in human dorsomedial frontal and cingulate cortices are often present in neuroimaging studies of decision making and action selection…”
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Contrasting roles for cingulate and orbitofrontal cortex in decisions and social behaviour by Rushworth, M.F.S, Behrens, T.E.J, Rudebeck, P.H, Walton, M.E

“…There is general acknowledgement that both the anterior cingulate and orbitofrontal cortex are implicated in reinforcement-guided decision making, and emotion…”
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What causes aberrant salience in schizophrenia? A role for impaired short-term habituation and the GRIA1 (GluA1) AMPA receptor subunit by Barkus, C, Sanderson, D J, Rawlins, J N P, Walton, M E, Harrison, P J, Bannerman, D M

“…The GRIA1 locus, encoding the GluA1 (also known as GluRA or GluR1) AMPA glutamate receptor subunit, shows genome-wide association to schizophrenia. As well as…”
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Weighing up the benefits of work: Behavioral and neural analyses of effort-related decision making by Walton, M.E., Kennerley, S.W., Bannerman, D.M., Phillips, P.E.M., Rushworth, M.F.S.

“…How we decide whether a course of action is worth undertaking is largely unknown. Recently, neuroscientists have been turning to ecological approaches to…”
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Differential involvement of serotonin and dopamine systems in cost-benefit decisions about delay or effort by DENK, F, WALTON, M. E, JENNINGS, K. A, SHARP, T, RUSHWORTH, M. F. S, BANNERMAN, D. M

“…Although tasks assessing the role of dopamine in effort-reward decisions are similar to those concerned with the role of serotonin in impulsive choice in that…”
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The role of catechol-O-methyltransferase in reward processing and addiction by Tunbridge, E M, Huber, A, Farrell, S M, Stumpenhorst, K, Harrison, P J, Walton, M E

“…Catechol-O-methyltransferase (COMT) catabolises dopamine and is important for regulating dopamine levels in the prefrontal cortex. Consistent with its…”
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Impulsive choice in hippocampal but not orbitofrontal cortex-lesioned rats on a nonspatial decision-making maze task by Mariano, T. Y., Bannerman, D. M., McHugh, S. B., Preston, T. J., Rudebeck, P. H., Rudebeck, S. R., Rawlins, J. N. P., Walton, M. E., Rushworth, M. F. S., Baxter, M. G., Campbell, T. G.

“…Orbitofrontal cortical (OFC) and hippocampal (HPC) lesions in primates and rodents have been associated with impulsive behaviour. We showed previously that…”
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Sources of primary production supporting food webs in an arid coastal embayment by Al-Maslamani, I., Walton, M. E. M., Kennedy, H., Le Vay, L.

“…Penaeid shrimp can be useful ecological indicators of linkages between shallow tropical coastal habitats, acting as integrators of carbon and nitrogen sources…”
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Maternal high-fat diet during lactation reprograms the dopaminergic circuitry in mice by Lippert, R N, Hess, S, Klemm, P, Burgeno, L M, Jahans-Price, T, Walton, M E, Kloppenburg, P, Brüning, J C

“…The maternal perinatal environment modulates brain formation, and altered maternal nutrition has been linked to the development of metabolic and psychiatric…”
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The Mesocortical Dopamine Projection to Anterior Cingulate Cortex Plays No Role in Guiding Effort-Related Decisions by Walton, M. E, Croxson, P. L, Rushworth, M. F. S, Bannerman, D. M

“…Both mesolimbic dopamine (DA) and the anterior cingulate cortex (ACC) have been implicated in enabling animals to expend effort to obtain greater reward. To…”
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Cognitive Neuroscience: Resolving Conflict in and over the Medial Frontal Cortex by Rushworth, M.F.S., Kennerley, S.W., Walton, M.E.

“…The medial surface of the brain's frontal lobe has been implicated both in the voluntary initiation of action and in monitoring actions in situations where…”
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Kelp detritus: Unutilized productivity or an unacknowledged trophic resource? by Walton, M.E.M., Browne, R., Griffiths, J.N., Cartwright, D., Robins, P., Malham, S.K., Le Vay, L.

“…Kelp beds are one of the most productive marine systems and, while little of this production is directly consumed, there is growing evidence that kelp detritus…”
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Faunal mediated carbon export from mangroves in an arid area by Walton, M.E.M., Al-Maslamani, I., Chatting, M., Smyth, D., Castillo, A., Skov, M.W., Le Vay, L.

“…The outwelling paradigm argues that mangrove and saltmarsh wetlands export much excess production to downstream marine systems. However, outwelling is…”
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Outwelling from arid mangrove systems is sustained by inwelling of seagrass productivity by Walton, M. E. M., Al-Maslamani, I., Skov, M. W., Al-Shaikh, I., Al-Ansari, I. S., Kennedy, H. A., Le Vay, L.

“…Mangrove forest productivity is normally sustained by nutrients from terrestrial runoff, with freshwater inputs driving the resulting outwelling of production,…”
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Flow regime in a restored wetland determines trophic links and species composition in the aquatic macroinvertebrate community by González-Ortegón, E., Walton, M.E.M., Moghaddam, B., Vilas, C., Prieto, A., Kennedy, H.A., Pedro Cañavate, J., Le Vay, L.

“…In a restored wetland (South of Spain), where different flow regimes control water exchange with the adjacent Guadalquivir estuary, the native Palaemon varians…”
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Are mangroves in arid environments isolated systems? Life-history and evidence of dietary contribution from inwelling in a mangrove-resident shrimp species by Al-Maslamani, I., Walton, M.E.M., Kennedy, H.A., Al-Mohannadi, M., Le Vay, L.

“…The Arabian Gulf represents one of the more northerly extremes of mangrove distribution in the Indo-Pacific, and is populated only by Avicennia marina, due to…”
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Impact of mangrove forest structure and landscape on macroplastics capture by Cappa, Paolo, Walton, Mark E.M., Paler, Maria Kristina O., Taboada, Evelyn B., Hiddink, Jan G., Skov, Martin W.

“…Complex networks of above-ground roots and trunks make mangrove forests trap plastic litter. We tested how macroplastics relate to tree biomass, root…”
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