Metal instilled

Number of cells, mln.

NL/AM ratio

Total

Alveolar macrophages (АМ)

Neutrophil leucocytes (NL)

- 0.99±0.17

0.06±0.01

0.93±0.17

0.05±0.01

Nano-Ag

2.78±0,58*

2.13±0.52*

0.64±0.07

3.17±0.49*

Nano-Au

2.37±0.49*

1.45±0.22*

0.93±0.14

1.67±0.20*●

«*» – designates values that are statistically significantly different from control value; «●» – same from the value for the group of rats administered nano-Ag (Р<0.05 by Student’s t-test)
Table 3: Count of BALF cells 24 hours after intratracheal instillation of suspensions of gold or silver nanoparticles (0.2 mg/ml) to rats (X±s.e.).