Table 3. Detection of apoptotic cells by annexin V staining on 2 HCC cells.

Cell type	Treatment	% Apoptotic cells	Ratio
Huh7	Control GNP γ-ray γ-ray+GNP Neutron Neutron+GNP γ-ray+GNP/GNP γ-ray+GNP/γ-ray Neutron+GNP/GNP Neutron+GNP/Neutron	1.43 1.28 3.62 6.36 4.33 8.57	4.97 1.76 6.70 1.98
HepG2	Control GNP γ-ray γ-ray+GNP Neutron Neutron+GNP γ-ray+GNP/GNP γ-ray+GNP/γ-ray Neutron+GNP/GNP Neutron+GNP/Neutron	1.91 1.36 3.47 4.89 4.35 9.40	3.60 1.41 6.91 2.16