41.   No new confirmed cases of anthrax infection in the Washington area were announced Monday.

42.   On the other hand, if a person works in a place where others have been exposed to anthrax, that increases the possibility of an anthrax infection.

43.   Our sensitivity to potential bioterror is so high that a lab in Florida spotted a rare anthrax infection that might have gone undetected earlier.

44.   Penicillin and doxycycline, which also can prevent and treat anthrax infections, have their own side effects, including nausea, vomiting and rashes.

45.   Public fear has grown with successive reports of anthrax infections among workers at postal centers, government offices and media outlets.

46.   Rats, cats and dogs, for reasons no one knows, are highly resistant to anthrax infections.

47.   Several other widely available classes of prescription drugs, including erythromycin, tetracycline and chloramphenicol also are known to be effective against anthrax infections.

48.   Seven people have been confirmed with anthrax infections on their skin, which is less serious.

49.   So far, three people have died of anthrax infections after inhaling spores, a photo editor in Florida and two postal workers in the Washington area.

50.   So far, two postal workers and two civilians have died of anthrax infection.