Word: oxygen
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...block the supply of oxygen to tumor cells, then that's an approach to controlling tumors," Corey said. "It's a very interesting scientific hypothesis. [Folkman] has been working in a pioneering way to test that...
...seizures or convulsions, according to Tsien. That's critical. The NMDA receptor shows up throughout the brain, and though calcium is crucial to learning and memory, too much of it can lead to cell death. That's what happens during a stroke: when brain cells are deprived of oxygen, they release huge amounts of glutamate, which overstimulates nearby NMDA receptors and kills their host cells. Nature may have designed NR2B-based receptors to taper off in adult brains for a reason. Some scientists fear that the altered mice may be prone to strokes. "You might worry about what happens when...
...drugs in the past seven years. The next day it was up to 25 years. Even people who thought reporters had no business asking the questions were surprised by how Bush was answering them. By the end of the week, Bush allies wondered why he was giving so much oxygen to a story he needs to smother. It's not that they're suddenly worried he could lose; they just started wondering whether he'll be ready if he wins...
...ecosystem by starving fish. These nutrient pollutants are found in fertilizer and in sewage, and they cause excessive growth of aquatic plants when they hit the water. Algae, during their natural course of life, die and sink to the bottom, where they are devoured by bacteria, which use oxygen. Too many algae deprive fish of oxygen...
...thumbs right now," says MARY KELLOGG, the Disney exec overseeing the show. "Things may change this fall, but for the time being those sitting across the aisle should not have access to the thumbs." Meanwhile, competing programmers smell an opportunity. Fox cable outlet FX, Paramount Television and the fledgling Oxygen channel are all said to be developing their own movie-critic shows...