Table 1

Time-course of necrosis, apoptosis and DNA synthesis in hepatocytes isolated from control, Pb(NO3)2-treated, and co-administered GdCl3 plus Pb(NO3)2 rats.*


Control
Pb(NO3)2
GdCl3 + Pb(NO3)2 (2 hours)
GdCl3 + Pb(NO3)2 (4 hours)
GdCl3 + Pb(NO3)2 (24 hours)

%

1 day
3 days
5 days
1 day
3 days
5 days
1 day
3 days
5 days
1 day
3 days
5 days

Necrosis
5 (1.2)
7 (2.1)
8 (2.1)
5 (1.6)
15^(2.7)
16^(4.2)
20 (3.5)
13^(2.1)
15^(2.9)
21^(4.1)
15^(4.3)
12^(3.8)
10^(1.8)
Apoptosis
1 (0.2)
1 (0.2)
17^(5.3)
45^(8.0)
2 (0.9)
15^(2.3)
40 (4.1)
3 (0.5)
14^(3.5)
33^(6.1)
2 (0.9)
8^(2.6)
20^(3.4)
DNA**
4 (1.0)
3 (0.7)
10^(3.4)
9 (3.1)
5 (1.3)
12^(3.2)
6 (2.2)
6 (0.9)
12^(3.6)
7 (3.1)
1 (0.2)
8 (2.1)
5 (0.9)

* Values are the mean (standard deviation) of at least three independent experiments of flow cytometry analysis. For each value at least 10 000 events were counted. ^Significantly different in relation to Control (p < 0.05). ** % of cells synthesizing DNA

Pagliara et al. Comparative Hepatology 2003 2:8   doi:10.1186/1476-5926-2-8