Table 1
Relation between number of passage and resting membrane potential in UC-MSC

Passage	Mean (mV)	SE	N
P2	-21.0	2.5	18
P3	-22.9	1.9	47
P4	-23.5	1.9	15
P7	-20.2	1.1	15
P8	-20.1	1.0	17
P9	-22.2	2.8	14
P10	-18.7	1.5	15
P12	-21.9	1.8	29