http://www.sciencedaily.com/releases/2017/05/170503134119.htm
According to Del-Bel, evidence in the scientific literature shows that α-synuclein aggregates on and causes damage to not just neurons but also astrocytes and other glial cells. Besides Parkinson's, therefore, the process is associated with the development of other neurodegenerative diseases, such as Lewy body dementia (LBD), the second most common neurodegenerative disease after Alzheimer's. Future studies will investigate whether doxycycline can also have a beneficial effect in these other situations.