71.   The drug that Pfizer Inc. researchers tested on British university students was supposed to raise blood flow to the heart.

72.   The islet transplants worked in small animals, so the researchers tested monkeys, traditionally the last step before a human trial.

73.   The magazine said researchers tested the technique on duck feathers coated with different grades of oil.

74.   The researchers have tested the treatment on tumor fragments placed in chicken embryos.

75.   The researchers tested ballast water from ships that came mainly from Europe and the Mediterranean Sea.

76.   The researchers tested water samples for pesticides, but found no statistical link to the prevalence of malformations.

77.   The researchers also tested Herceptin alone in women who had relapsed after standard chemotherapy.

78.   The researchers also tested the technique in mice that had been injected with human cancer cells.

79.   The researchers tested the lung tissue for activity by a gene called gastrin-releasing peptide receptor, or GRPR.

80.   To check this idea, the researchers tested Mevacor and an aspirin-like drug called sulindac on rats at risk of developing pre-cancerous colon growths.