11.   Gall bladder bile samples were collected after the ligation of the cystic duct by the complete sterile needle aspiration f the gall bladder to prevent the stratification f bile.

12.   Samples were collected on ice, the volume measured, and samples immediately assayed for amylase, trypsin, lipase, and bicarbonate.

13.   End expiratory breath samples were collected three times daily throughout the study and analysed for hydrogen and methane concentration.

14.   Gastric mucosal homogenates were prepared as described earlier, serum samples were collected, and the activities or the concentrations of antioxidants were measured by the methods described next.

15.   Whole bile samples were collected anaerobically and into sterile tubes.

16.   Bile samples were collected at diagnostic or therapeutic endoscopic or percutaneous biliary procedures or during both.

17.   At the start of each trial, blood samples were collected to establish baseline serum retinol concentrations.

18.   A water quality officer interprets the information and can instruct Cyclops to collect a sample of the discharge in a sealed container.

19.   The research vessel Scotia has been diverted from a scheduled cruise to collect extra samples in the area -- the Fladen Ground, south east of Fair Isle.

20.   Also on Saturday, search boats placed wreaths on the water at the request of families, and collected water samples for the families to take home.