Basic Research
Copyright ©The Author(s) 2003.
World J Gastroenterol. Sep 15, 2003; 9(9): 2060-2064
Published online Sep 15, 2003. doi: 10.3748/wjg.v9.i9.2060
Table 2 Surface densities of PCNA-positive cells and the number of apoptotic cells at different stages (-x±s, n = 6)
AgeSurface densities of PCNA-positive cellsThe number of apoptotic cells
Newborn group0 ± 00 ± 0
Postnatal 3rd week0.022 ± 0.0129.71 ± 2.43
Postnatal 3rd month0.449 ± 0.063b38.83 ± 7.41b
Postnatal 1 year0.096 ± 0.045d11.36 ± 3.14d