Inside the Preston Robert Tisch Brain Tumor Center, Karen waits patiently as a parade of doctors and technicians pokes and prods, taking samples of all kinds.

CNN: Vaccine may shift odds against deadly brain cancer

Greenpeace's solicitor Razi Mireskandari told Mr Justice Morland at the High Court that in the last few days of its campaign, Greenpeace made an error in taking samples of oil from the Brent Spar.

BBC: apologises to Greenpeace

There was overwhelming support for the idea of police taking DNA samples from people charged with sex offences or murder, but less than half wanted samples taken from people convicted of drink-driving or shop-lifting.

BBC: Genetic data 'insurance fear'

EcoHealth Alliance has been working with the Saudi government to find the source of the new coronavirus and is currently testing samples taking from "a range of wildlife species and domestic animals" from different sites in Saudi Arabia, he said.

WSJ: Virus's Toll in Saudi Arabia Raises Fears of Faster Spread

In addition, urologists in recent years have been taking more samples during a biopsy to better identify the location of any cancer, said John Hollingsworth, an assistant professor of urology at the University of Michigan.

WSJ: Prostate-Test Fees Challenged

And what they're doing is they're taking water samples at different depths to try and establish the amount of hydrocarbons that are in at a particular depth.

WHITEHOUSE: Daily Press Briefing

Because they had run out of satellite tags they're expensive after taking biological samples, Hammerschlag attached a simple ID tag to the bull shark.

MSN: What a catch: Giant bull shark surprises researchers

Mr. Armstrong vigorously denied taking the drug during the race, questioned the validity of the tests and said the samples could have been tainted.

WSJ: Antidoping Officials Pursued Armstrong for Years