1.   Each sample was examined through a microscope.

2.   Biopsy and stool samples were examined for infective agents.

3.   This less generous treatment does not seem unreasonable because it can surely be expected that the sample should be examined.

4.   By examining blood samples from people worldwide, he and his colleagues found a marker for the hepatitis B virus in the blood serum of infected people.

5.   First, Lin examined a sample of human epo isolated from urine to learn more about its properties.

6.   Next, doctors examine samples of blood, skin lesions, or respiratory secretions.

7.   The samples are then examined in the lab for bacteria, other microorganisms and various chemicals.

8.   The Swiss who examined samples of Iraqi weapons in the summer said they found no evidence of poison gas.

9.   They examined a sample of annual inspection reports, obtained from state government agencies, to assess conditions at individual homes.

10.   Tissue samples will be examined to see if the drug has had any effect on halting the growth of blood vessels supplying the tumor.