Parkinson’s disease (PD) is a long-term neurodegenerative disorder of the central nervous system whose symptoms generally come on slowly over time, mainly affecting the motor system.  The most common genetic cause of PD is a mutation in the LRRK2 loci, however, this gene’s normal physiological role in the brain is unclear.  Now, a study from researchers at the National Institutes of Health shows the LRRK … Continue reading Scientists identify a role for main Parkinson’s gene in the brain.