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. 2013 Oct 2;14(1):97. doi: 10.1186/1465-9921-14-97

Table 2.

Mitochondrial shape variation and density of the matrix

 
Shape
Status of matrix
  Rod Branching Fragmented Clear Dense (Lipoid)
Control
28 (93.3%)
0 (0.0%)
2 (6.7%)
30 (100.0%)
0 (0.0%)
1% CSE
25 (80.6%)
6 (19.4%)
0 (0.0%)
31 (100.0%)
0 (0.0%)
2.5% CSE
31 (96.9%)
0 (0.0%)
1 (3.1%)
28 (87.5%)
4 (12.5%)
10% CSE
24 (70.6%)
2 (5.9%)
8 (23.5%)
23 (67.6%)
11 (32.4%)
12.5% CSE
24 (69.6%)
3 (8.6%)
8 (22.9%)
29 (82.9%)
6 (17.1%)
-10% CSE
19 (63.3%)
9 (30.0%)
1 (3.1%)
22 (73.3%)
8 (26.7%)
  *** ***

***Estimated by chi-square test (p < 0.001).

BEAS-2B cells were exposed to various concentrations of cigarette smoke extract (CSE) for 6 months and subjected to EM analysis. BEAS-2B cells are exposed to: 0% CSE (control), 1% CSE, 2.5% CSE, 10% CSE, 12.5% CSE and -10% CSE (depletion). In total of 30–35 mitochondria were analyzed per experimental condition. Significance was determined by chi-square test.