Some traps attract the bugs but don't kill them, agitating them to spray wafts of their stinky scent, he says.

WSJ: Out of Odor: Offensive-Smelling Bugs Put U.S. Farmers on the Defensive

Adams' team of 35 scientists spent two years tinkering with dosages to reduce toxic side effects, settling on twice-weekly injections that slowed tumor growth in mice but didn't kill them.

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"Keep in mind, they are coming off 14-hour trips and if you don't let them rest - you'll kill them, " he said.

BBC: Maradona denies threat to resign

Million of Iraqis go about their daily lives on a daily basis and the majority of them aren't trying to kill us and they're very friendly to us.

NPR: Back from Iraq, Dad Settles in at Maryland Home

Unlike deer hunters, who don't always mount their kills, those who kill bears tend to preserve them.

WSJ: After Long Hibernation, Taxidermists Make a Killing During Bear Season

Now, they're both just a couple of wiseacres who evidently aren't afraid of dying because it's impossible for anything to kill them.

CNN: 'Lethal Weapon 4': Saying nothing, but loudly

Known then as ZD1839 and later named Iressa, it not only slowed the growth of tumors in animal tests, it actually shrank them--a surprise because the drug wasn't expected to kill cancer cells.

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