Full GMP-Compliant Validation of Bone Marrow-Derived Human CD133⁺ Cells as Advanced Therapy Medicinal Product for Refractory Ischemic Cardiomyopathy

Table 5

Stability of CD133⁺ cells in physiological saline (+5% HSA) at 4°C in three ATMP-CD133 batches.

Batch #	Parameter	Time points
		(thawing)	h	h	h
PTC-CD133-098	Viability (%)	97.00	91.68	90.76	91.07
	Purity (% CD133^+ cells)	92.76	nd	92.73	90.59
PTC-CD133-116	Viability (%)	90.72	94.23	94.07	93.47
	Purity (% CD133^+ cells)	84.69	nd	85.98	85.86
PTC-CD133-068	Viability	88.70	90.00	94.70	92.68
	Purity (% CD133^+ cells)	89.15	nd	89.41	87.89

nd: not done.