The Giants allowed Cruz to test the free agent market by making him a first-round tender, but no other team offered him a deal.

WSJ: Determined Giants on the defensive as draft nears

They test a patient's urine for metals, give a chelating agent, then test the urine again to see if it has more metal.

FORBES: Magazine Article

The other test cases concern actor Jude Law, sports agent Sky Andrew, interior designer Kelly Hoppen and MP Chris Bryant.

BBC: Paul Gascoigne becomes hacking test case

But his agent Wayne Beavis said the former Australia Test star planned to meet Warriors chairman Ian Lenagan to discuss his future.

BBC: Barrett denies plan to quit Wigan

Kosan is also working with the National Cancer Institute to test analogues of geldanamycin, a bacteria-derived agent, in early human trials that may boost the effectiveness of chemotherapy.

FORBES: Magazine Article

Washington (CNN) -- A pilot in Minnesota who was preparing to fly a commercial jet halfway across the country was arrested after a security agent smelled alcohol on him and he failed a preliminary breath test, airport police said Friday.

CNN: Pilot arrested after security agent smells alcohol

The test uses a chemical called florbetapir, known by the brand name Amyvid, which is a radioactive agent that tags clumps of a sticky substance called an amyloid.

WSJ: FDA Approves Alzheimer's Test Developed by Eli Lilly