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1 .This is Scientific American's 60-Second Science. I'm Christopher Intagliata. Got a minute?
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2 .A lethal dose of cyanide can take your life in minutes.
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3 .It kills by blocking your cells' use of oxygen, suffocating the body and brain.
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4 .There are FDA-approved antidotes, but they're served up via intravenous injection.
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5 .Just imagine paramedics hooking up IVs for 10,000 convulsing and comatose commuters--as might have been necessary if a 1995 cyanide attack in Tokyo had worked.
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6 .Now researchers have come up with what may be a better antidote.
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7 .Called sulfanegen TEA, it's injected intramuscularly, faster and easier than an IV.
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8 .The antidote works by supplying more of the chemical precursor our bodies naturally use to detoxify cyanide.
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9 .After all, we already break down trace amounts of cyanide from apple seeds, spinach and cigarette smoke.
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10 .This shot just amps up that process.
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11 .It's detailed in the Journal of Medicinal Chemistry.
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12 .Of course, antidotes only work if you know you've been poisoned--not the case for the seven people murdered by the Tylenol poisoner in 1982.
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13 .But if terrorists did release cyanide gas in the subway or another public place, this new antidote might give us a shot at saving more lives.
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14 .Thanks for the minute, for Scientific American's 60-Second Science. I'm Christopher Intagliata.
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