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Table 1 Chromosome content of MDCK, MDCK I, and MDCK II cells

From: Long term culture of MDCK strains alters chromosome content

Strain Supplier Passage, time in culture Chromosome mean number Range Figure
MDCK ATCC passage 11 (upon receipt) 77* 74-81 Figure 1A
- maintained for two months in culture (10 passages, 60 generations) 75 68-81 Figure 1B
MDCK I Kai Simmons passage 21 (upon receipt) 79* 76-83 Figure 1C
- maintained for one month in culture (5 passages, 30 generations) 78 72-82 Figure 1D
- maintained for two months in culture (10 passages, 60generations) 76 60-80 Figure 1E
MDCK II ECACC passage 27 (upon receipt) 75* 69-80 Figure 1F
- maintained for one month in culture (5 passages, 30 generations) 75 66-82 Figure 1G
- maintained for two months in culture (10 passages, 60 generations) 73 52-81 Figure 1H
- maintained for two months in culture (20 passages, 60 generations) 73 51-81 Figure 1I
- maintained for three months in culture (15 passages, 90 generations) 69 47-82 Figure 1J
MDCK II from six different laboratories passage 46 78 74-81 Figure 2A
passage unknown 75* 67-82 Figure 2B
passage unknown 75 63-105 Figure 2C
passage 16 71 51-79 Figure 2D
   passage 26 78 a 49-157 Figure 2E
   passage unknown 112a 60-144 Figure 2F
  1. * mean number and modal number, a 85 metaphases analyzed.