CD19 and congenital rubella syndrome: CRS is not restricted to CAR-T cell therapy and is associated with therapeutic monoclonal antibodies such as anti-CD3 (OKT3) [45], anti-CD20 (rituximab) [46],anti-CD28 (TGN1412) [47], anti-CD52 (alemtuzumab) [48], CD3/CD19 bispecific antibody (blinatumomab) [49] and anti-PD-1 (nivolumab) [50].