After an anthrax attack, people may not know they are infected until the toxins are circulating in their blood, and it may be too late for antibiotics alone to be effective, the researchers explained.

遭受炭疽攻击后，直到毒素在血液里循环的时候，人们才知道受到了感染。研究者解释说，这时可能已经太晚了，单独用抗生素已不怎么见效。

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That could mean that even if we never face an attack of airborne anthrax or smallpox, funding more research into treatments for infectious disease will be a good thing.

FORBES: Magazine Article

Whether it's a deliberate attack, as with anthrax, or the outbreak of a slow and silent killer such as HIV, the Centers for Disease Control and Prevention is in the forefront of America's defense.

CNN: Recovery: Victims identified through DNA

Earlier, U.S. Attorney General John Ashcroft told CNN that investigators were treating the anthrax incident in Florida as a criminal matter but were not prepared to label it a bioterrorism attack.

CNN: Police calm German anthrax fears