Sperm analysis was conducted in toxicokinetic study male rats after at least 4 weeks of treatment ( 8 males / group ) and at the end of the recovery period ( 4 males / group ) .
Sperm analysis was conducted in toxicokinetic study male rats after at least 4 weeks of treatment ( 8 males / group ) and at the end of the recovery period ( 4 males / group ) .
O O O O O O O O O O O O O O O O O B-GROUP I-GROUP I-GROUP I-GROUP O O O O O O O O O O B-GROUP I-GROUP I-GROUP I-GROUP O O