2.4.2. Biochemical assay
Twenty-four hours after the last drug administration, mice were sacrificed.
Blood samples were collected and centrifuged at 4000g at 4 C for 10 min to afford
the serums. The livers and hearts were removed rapidly, washed and homogenized
in ice-cold physiological saline to prepare 10% (w/v) homogenate. Then, the homogenate
was centrifuged at 4000g at 4 C for 10 min to remove cellular debris, and the
supernatant was collected for analysis.