Snake venoms are sources of molecules with proven and potential therapeutic applications.
However, most activities assayed in venoms (or their components) are of hemorrhagic …

Deficient inhibitory control in Parkinson's disease (PD) is often observed in situations
requiring inhibition of impulsive or prepotent behaviors. Although activation of the right …

Recent imaging studies with the stop-signal task in healthy individuals indicate that the
subthalamic nucleus, the pre-supplementary motor area and the inferior frontal gyrus are …

While direct visualization of Lewy body accumulation within the brain is not yet possible in
living Parkinson's disease patients, brain imaging studies offer insights into how the buildup …

Background: Motor symptom disorders in patients with Parkinson disease (PD) are closely
related to reduced inhibitory ability. Although exercise has been shown to improve this …

Research on the implications of anxiety in Parkinson's disease (PD) has been neglected
despite its prevalence in nearly 50% of patients and its negative impact on quality of life …

The article reviews psychopharmacological options for treating impulsivity and discusses the
extent of their efficacy in reducing impulsivity. The psychopharmacological options reviewed …

We review the role of 5-HT systems in constructs of impulsivity and compulsivity, as well as
decision-making cognition, in the context of modern reinforcement learning theory. Data …

Background: Impulse control disorders can have serious adverse consequences to the life of
a patient with Parkinson's disease. Although impulse control disorders are common, a …

Cognitive dysfunction is a common and significant non-motor symptom of Parkinson's
disease (PD). PD mild cognitive impairment (PD-MCI) is evident in approximately one …