Figure 2.

Timeline of breakthroughs in cell therapy for Parkinson’s disease.
Relevant contributions in the field of cell therapy are shown in black. Key scientific advances are shown in blue. DA: Dopamine; fVM: fetal ventral mesencephalic; hESCs: human embryonic stem cells; hiPSCs: human induced pluripotent stem cells; MSC: mesenchymal stromal cell; PD: Parkinson’s disease.