Results 11 to 20 of about 264,556 (306)

Xanthoma striatum palmare [PDF]

open access: yesThe Korean Journal of Internal Medicine, 2016
Fifty-year-old female without a known disease was admitted with weakness and fatigue. In family history, her sister had a myocardial infarction when she was 55 years old and hypertriglyceridemia, her father and mother have hypertension but don’t have dyslipidemia.
Oral, Alihan, Bambul, Nail
openaire   +2 more sources

Cigarette Use and Striatal Dopamine D2/3 Receptors: Possible Role in the Link between Smoking and Nicotine Dependence. [PDF]

open access: yes, 2016
BackgroundCigarette smoking induces dopamine release in the striatum, and smoking- or nicotine-induced ventral striatal dopamine release is correlated with nicotine dependence.
London, Edythe D   +2 more
core   +2 more sources

Cocaine exposure shifts the balance of associative encoding from ventral to dorsolateral striatum

open access: yesFrontiers in Integrative Neuroscience, 2007
Both dorsal and ventral striatum are implicated in the "habitization" of behavior that occurs in addiction. Here we examined the effect of cocaine exposure on associative encoding in these two regions.
Yuji Takahashi   +5 more
doaj   +1 more source

Altered Cortical-Striatal Network in Patients With Hemifacial Spasm

open access: yesFrontiers in Human Neuroscience, 2021
Objective: Hemifacial spasm (HFS) is a kind of motor disorder, and the striatum plays a significant role in motor function. The purpose of this study was to explore the alterations of the cortical-striatal network in HFS using resting-state functional ...
Wenwen Gao   +14 more
doaj   +1 more source

The Tubular Striatum [PDF]

open access: yesThe Journal of Neuroscience, 2020
In the mid-19th century, a misconception was born, which understandably persists in the minds of many neuroscientists today. The eminent scientist Albert von Kölliker named a tubular-shaped piece of tissue found in the brains of all mammals studied to date, the tuberculum olfactorium - or what is commonly known as the olfactory tubercle (OT).
openaire   +2 more sources

The Effects of Acute Stress Exposure on Neural Correlates of Pavlovian Conditioning with Monetary Gains and Losses [PDF]

open access: yes, 2014
Pavlovian conditioning involves the association of an inherently neutral stimulus with an appetitive or aversive outcome, such that the neutral stimulus itself acquires reinforcing properties.
Delgado, Mauricio R.   +2 more
core   +3 more sources

Dissecting Motor and Cognitive Component Processes of a Finger-Tapping Task With Hybrid Dopamine Positron Emission Tomography and Functional Magnetic Resonance Imaging

open access: yesFrontiers in Human Neuroscience, 2021
Striatal dopamine is involved in facilitation of motor action as well as various cognitive and emotional functions. Positron emission tomography (PET) is the primary imaging method used to investigate dopamine function in humans.
Filip Grill   +14 more
doaj   +1 more source

Basal ganglia role in learning rewarded actions and executing previously learned choices: Healthy and diseased states [PDF]

open access: yes, 2020
The basal ganglia (BG) is a collection of nuclei located deep beneath the cerebral cortex that is involved in learning and selection of rewarded actions. Here, we analyzed BG mechanisms that enable these functions.
Atwood, Brady   +2 more
core   +1 more source

Dimensionality reduction and recurrence analysis reveal hidden structures of striatal pathological states

open access: yesFrontiers in Systems Neuroscience, 2022
A pipeline is proposed here to describe different features to study brain microcircuits on a histological scale using multi-scale analyses, including the uniform manifold approximation and projection (UMAP) dimensional reduction technique and modularity ...
Miguel Serrano-Reyes   +8 more
doaj   +1 more source

Human Dorsal Striatal Activity during Choice Discriminates Reinforcement Learning Behavior from the Gambler’s Fallacy [PDF]

open access: yes, 2011
Reinforcement learning theory has generated substantial interest in neurobiology, particularly because of the resemblance between phasic dopamine and reward prediction errors.
Jessup, Ryan K., O'Doherty, John P.
core   +1 more source

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