Word: dose
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Dates: during 2000-2009
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...work, it don't work." JOSEPH L. CLARK, Ohio death-row inmate, after his executioners struggled for half an hour to find a noncollapsed vein in which to inject a lethal dose of drugs...
...group, but only in periods of sleep that occurred during the volunteers' biological day--that is, when their bodies were not producing natural melatonin. During the sleep cycles that happened to fall at night in real time, when melatonin is already being released by the brain, taking an extra dose of the hormone worked no better than taking a placebo. "It seems that what melatonin is doing," says Wyatt, "is knocking out the wake-promoting drive, which normally happens during the day, from your circadian clock...
...other hand, says Wyatt, people don't seem to build up a tolerance to melatonin, and even small amounts, like the 0.3-mg dose used in the study, are effective. Studies show also that melatonin is safe for adults, at least in the short term, with few side effects. "But the first thing I recommend before starting anything," says Wyatt, "is to have a chat with your primary-care doctor...
...chemical, diethylene glycol monobutyl ether, which evidently appears in everything from brake fluid to hair dye. Although the MSDS measures workplace exposure, which can be far greater than the amount one would encounter at home, the Hazardous Substances Data Bank toxnet.nlm.nih.gov warned that "results of limited repeated dose oral work reported suggests that material may be rather toxic when inhaled or absorbed through skin in repeated small doses." Eek. And that's just one ingredient...
...What's more, not all the parties to the negotiations feel such a high degree of left-wing solidarity. Brazilian President Luiz Inacio Lula da Silva may be a leftist himself, but he views Chavez's more radical "21st-century socialism" with a dose of skepticism and concern. It is quite possible that the nationalization may have enhanced the bargaining position of Morales - who told TIME before his January inauguration that "the foreign companies have to be subordinate to the Bolivian people." But Mares and other experts warn that the fact that Morales sent armed troops into the country...