But the presence of anthrax can be determined by laboratory tests of the blood, skin and respiratory secretions.
F.A.A. officials said they oversaw Boeing's laboratory tests of the new batteries.
The survey includes interviews, physical examinations and laboratory tests of blood and urine.
In laboratory tests of reactions using unskilled tasks, most people show much the same reaction time of about a fifth of a second".
Success depends largely on how northern Nigerian officials interpret the findings of laboratory tests of the polio vaccine now being completed in India, Dr. Heymann said.
Laboratory tests of thyroid gland function can accurately and reliably diagnose thyroid hormone insufficiency, even when measured in the presence of antibodies against the thyroid.
Laboratory tests of water samples taken throughout the affected areas showed that the water remained safe at all times while the advisory was in effect.
Some patients can be treated successfully by manipulating combinations of drugs after extensive laboratory tests of the bacteria that infected them.
Farah and Chatterjee recently completed a preliminary study looking at the effect of one ten-milligram dose of Adderall on sixteen students doing standard laboratory tests of creative thinking.
Though he was hospitalized with a fever and cough, his symptoms were not typical of inhalation anthrax, and laboratory tests of his sputum and chest fluid showed no signs of anthrax bacteria.
Until now, fire codes and designs aimed at preventing such losses were based on the accumulated wisdom of firefighters, basic mathematical calculations and laboratory tests of materials, Dr. Gann said.
