“We identified key differences between brain cells that release dopamine and those that release other brain chemicals.” Synaptic vesicles help brain cells to communicate by fusing with the cell membrane and releasing their contents into the space between cells. Additional Cedars-Sinai authors include Hrach Asmerian, Alexia J. Diaz, Jacob Alberts, Barathan Gnanabharathi, Anna M. Sanetra, and Noah Carr. Additional Cedars-Sinai authors include Francesca Aguirre, MD; Lisa Zhou, BS; Aaron Denmark, BS; Rocio Alvarez, MsC; and Daniel M. Kim, MD. Cedars-Sinai Health Sciences University is advancing groundbreaking research and educating future leaders in medicine, biomedical sciences and allied health sciences.