Table 2: Changes in the weight of dust-exposed rats over the course of the experimental period (unit: g).

Treatment10 days before silica exposure2 days after treatment9 days after treatment16 days after treatment23 days after treatment

Chinese herbal kombucha
Kombucha
Tetrandrine
Positive control

Negative control

Value is significantly different to that for the negative control group ( ).
Value is significantly different to that for the negative control group ( ).