The pedunculopontine nucleus and Parkinson's disease

PA Pahapill, AM Lozano - Brain, 2000 - academic.oup.com
Akinesia and gait disturbances are particularly incapacitating for patients with Parkinson's
disease. The anatomical and physiological substrates for these disturbances are poorly …

Topographical organization of the pedunculopontine nucleus

C Martinez-Gonzalez, JP Bolam… - Frontiers in …, 2011 - frontiersin.org
Neurons in the pedunculopontine nucleus (PPN) exhibit a wide heterogeneity in terms of
their neurochemical nature, their discharge properties, and their connectivity. Such …

Bilateral deep brain stimulation of the pedunculopontine and subthalamic nuclei in severe Parkinson's disease

A Stefani, AM Lozano, A Peppe, P Stanzione, S Galati… - Brain, 2007 - academic.oup.com
Gait disturbances and akinesia are extremely disabling in advanced Parkinson's disease. It
has been suggested that modulation of the activity of the pedunculopontine nucleus (PPN) …

Implantation of human pedunculopontine nucleus: a safe and clinically relevant target in Parkinson's disease

P Mazzone, A Lozano, P Stanzione, S Galati… - …, 2005 - journals.lww.com
The peduncolopontine nucleus modulates locomotor activity and dysfunction in this nucleus
may be responsible for the gait and postural impairments seen in Parkinson's disease and …

Parallel basal ganglia circuits for voluntary and automatic behaviour to reach rewards

HF Kim, O Hikosaka - Brain, 2015 - academic.oup.com
The basal ganglia control body movements, value processing and decision-making. Many
studies have shown that the inputs and outputs of each basal ganglia structure are …

The pedunculopontine nucleus

E Garcia-Rill - Progress in neurobiology, 1991 - Elsevier
In an effort to account for a large number of reported functions mediated by a small portion of
the midbrain, a hypothesis is advanced as a basis for discussion and not as established fact …

Comparison of MPTP-induced changes in spontaneous neuronal discharge in the internal pallidal segment and in the substantia nigra pars reticulata in primates

T Wichmann, H Bergman, PA Starr… - Experimental brain …, 1999 - Springer
The basal ganglia are currently viewed as components of segregated corticosubcortical
reentrant circuits. One of these circuits, the” motor” circuit, is critically involved in the …

The multifunctional mesencephalic locomotor region

D Ryczko, R Dubuc - Current pharmaceutical design, 2013 - ingentaconnect.com
In 1966, Shik, Severin and Orlovskii discovered that electrical stimulation of a region at the
junction between the midbrain and hindbrain elicited controlled walking and running in the …

Calcium, bioenergetics, and Parkinson's disease

E Zampese, DJ Surmeier - Cells, 2020 - mdpi.com
Degeneration of substantia nigra (SN) dopaminergic (DAergic) neurons is responsible for
the core motor deficits of Parkinson's disease (PD). These neurons are autonomous …

Glutamatergic inputs from the pedunculopontine nucleus to midbrain dopaminergic neurons in primates: Phaseolus vulgaris‐leucoagglutinin anterograde labeling …

A Charara, Y Smith, A Parent - Journal of Comparative …, 1996 - Wiley Online Library
To verify the possibility that the pedunculopontine nucleus is a source of glutamatergic
terminals in contact with midbrain dopaminergic neurons in the squirrel monkey, we used …