If the counting efficiency of the APS 3320, defined as the number of particles counted divided by the number sampled is not 1.0 for particles of all sizes, then the reported size distributions and particle concentrations will be biased. A laboratory aerosol was sampled with two APS 3320s ...
When the tumors grew to 3–5 mm in diameter, a total of 20 mice were divided randomly into two groups, a vehicle control group and a compound 3c treatment group. Compound 3c (50 mg/Kg body weight) was adminis- tered once every three day for 21 days, and the tumor sizes ...