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Table 1 The result of the mean and SD of BM-MSC culture.

From: Aging of mesenchymal stem cell in vitro

passage number Mean number of harvested cell (× 104) ± SD Mean time of counfluency (day) ± SD Mean number of PD ± SD Mean number of telomere length (Kbp) ± SD
1th passage 170 ± 105.26 15 ± 4.23 7.7 ± .55 9.2 ± .60
2th passage 404 ± 190.72 10 ± 4.78 3.1 ± .67 -
31th passage 280 ± 148.52 12 ± 4.10 2.6 ± .68 9.0 ± .56
4th passage 283 ± 103.55 12 ± 1.75 2.6 ± .58 -
5th passage 258 ± 109.73 14 ± 4.76 2.5 ± .56 8.9 ± .58
6th passage 232 ± 122.26 16 ± 5.94 2.3 ± .61 -
7th passage 206 ± 152.95 14 ± 5.27 2.0 ± .81 8.8 ± .56
8th passage 175 ± 77.57 14 ± 4.71 1.9 ± .69 -
9th passage 210 ± 134.06 17 ± 4.65 2.1 ± .82 8.7 ± .75
10th passage 109 ± 61.68 15 ± 3.35 1.2 ± .73 -