Table 2.

Memory phenotype of infused anti-CD19 CAR-expressing T cells

Patient	CD62L	CCR7+CD45RA+	CCR7+CD45RA−	CCR7−CD45RA−	CCR7−CD45RA+
1a*	21	7	30	53	10
1b*	20	8	20	55	18
2	25	5	21	61	13
3	27	1	8	87	5
4	35	0	5	90	5
5	26	3	13	71	13
6	10	6	27	57	10
7	4	4	27	60	9
8	8	1	9	81	8

The phenotype of the infused CD19 CAR-expressing T cells was determined by flow cytometry. Values are the percentage of the CAR⁺ CD3⁺ cells that expressed the indicated markers.

^*Patient 1 was treated twice.