31.   In Israel the government gave the go-ahead earlier in this month for preliminary studies for a desalination plant.

32.   In preliminary studies it has reduced virus levels in the blood, Gallo said.

33.   In preliminary studies, she has already found differences between the brain waves that precede lying and those that precede truth telling.

34.   In preliminary studies, Blackburn said, the drug seems to be safe and effective, and the manufacturer, Knoll Pharmaceuticals, has applied for FDA approval.

35.   In May, the FDA said that preliminary studies showed that some cellular phones can cause interference with pacemakers when placed less than three inches away from them.

36.   NASA has paid for preliminary studies of the plan.

37.   Other small preliminary studies are under way of therapeutic vaccines designed to boost immune defenses in those already infected with the virus, and they have shown some promise.

38.   One preliminary study found that one fifth of college students interviewed had taken Ritalin at least once, and many had improperly used other prescription drugs.

39.   Only preliminary studies have been released on this experimental nucleoside analogue.

40.   Preliminary studies show that the computer-designed masks fit more precisely than masks made from plaster casts.