In 2007, his test results showed the PSA levels were climbing.

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The companies ran the required test and in June said results showed Bydureon wasn't associated with a clinically relevant prolonged measure of heart rhythm.

WSJ: FDA Approves Amylin's Bydureon Diabetes Drug After Delays

The company has admitted that test results from 29 January showed traces of horsemeat in its beef products.

BBC: UK

But when DNA from a crime scene was analysed using a test developed by Dr Shriver, the results showed the killer was probably African-American.

BBC: Painting a suspect's portrait with DNA

Then test results showed that her tumor cells did not have the mutation that Tarceva targets.

NEWYORKER: Letting Go

When it joined the PEF scheme two years ago it suffered an exodus of fee-paying pupils whose parents worried about their children mixing with the wrong sort, and about falling standards (justifiably at first, test results showed).

ECONOMIST: A small start on the big problem of illiteracy

No, according to test results made public last May, which showed evidence of Zimmerman's hands on the firearm, but not those of the teenager he killed.

CNN: STORY HIGHLIGHTS