Johann Sebastian Bach born, 21 March, at Eisenach. Youngest child of Johann Ambrosius Bach, town and court musician, and his wife Maria Elisabetha, nÃ©e LÃ¤mmerhirt. Baptised, 23 March.
â¢Parkinson disease 11 (PARK11): Type 11 Parkinson disease is linked to a genetic mutation on chromosome 2q21.2. Parkinson's disease is a chronic, progressive, degenerative brain disorder characterized by tremors, muscle rigidity and slowed movements.
causes of parkinson s disease parkinson s disease is caused by a loss of nerve cells in the part of the brain called the substantia nigra nerve cells in this part of the brain are responsible for producing a chemical called dopamine