Sentences with phrase «called substantia nigra»

The nerve degeneration occurs in a part of the mid brain called the substantia nigra, and the destroyed neurons are no longer able to produce the dopamine needed to control movement.

Parkinson's disease (PD) affects neurons in a region of the brain called the substantia nigra.

Parkinson's primarily affects neurons in the an area of the brain called the substantia nigra.

These symptoms are the result of the loss of specialized cells in an area of the brain called the substantia nigra pars compacta (SNc) that specialize in producing the chemical signal - molecule dopamine and are responsible for turning off excess firing of neurons that control muscles.

This group of symptoms is caused by the progressive loss of a group of neurons in an area of the brain called the substantia nigra pars compacta (SNc).

Last year, the same researchers showed that the trigger came from cells in a structure in the embryonic brain called the floor plate, which dopamine cells brush past while migrating to their eventual home in a part of the brain called the substantia nigra.

The symptoms of Parkinson's — which is characterized by stiffness and can lead to a loss of motor and speech function — are triggered by the progressive death of neurons in a midbrain region called the substantia nigra that produce the neurotransmitter dopamine (implicated in the pleasure and reward systems as well as in the maintenance of proper movement control).