Table 3. Initial Treg purity and expansion.

The number of Tregs isolated form ~400 ml of whole blood, the Treg purity (%CD4⁺CD127^lo/−CD25⁺) after FACS, total number of Tregs after 14-day expansion, fold increase from number of Tregs seeded and, and the total number of Tregs infused.

Cohort	Subject ID	Number Tregs pre-expansion (× 106)	Treg purity (%)	Number Tregs post-expansion (× 109)	Fold expansion	Number Tregs infused (× 108)
1	002-002	6.5	99.6	0.96	148.9	0.056
	002-003	6.3	98.7	0.19	29.8	0.050
	002-004	6.8	98.7	1.34	197.7	0.056
2	002-005	4.2	98.8	1.35	322.2	0.436
	002-007	4.5	97.9	2.57	576.8	0.425
	002-008	6.0	99.1	3.05	505.0	0.398
3	007-101	5.4	97.3	2.96	544.8	3.81
	002-015	5.8	98.1	2.70	495.9	3.46
	007-102	8.0	99.2	11.0	1366.8	3.68
	002-017	6.3	99.4	3.11	518.1	3.31
4	002-018	10.4	96.3	13.0	1242.4	26.8
	002-019	11.8	98.5	7.20	613.2	26.9
	007-103	6.3	97.9	3.30	527.1	29.4
	002-022	4.7	98.1	3.20	677.2	23.5