1.   The mutated strains that the laboratory had previously worked with did only one or the other.

2.   But Epstein said the standard vaccine appears to still work against the mutated strain, and that health officials are organizing vaccination efforts in Haiti and the Dominican Republic.

3.   But it said the standard vaccine appears to still work against the mutated strain, and its experts are helping organize vaccination efforts in Haiti and the Dominican Republic.

4.   Epstein said doctors believe the three infected people may have caught the mutated strain from someone else.

5.   Epstein said the standard vaccine still works against the mutated strain, and that health officials are organizing vaccination efforts in Haiti and the Dominican Republic.

6.   It is highly unlikely for a mutated strain of TB bacteria to develop resistance to more than one drug.

7.   None of the three patients had received the vaccine, and Epstein said doctors believe they caught the mutated strain from someone else.

8.   The health organization believes that the three infected people may have caught the mutated strain from someone else.

9.   Dozens of Hong Kong chicken farms were under quarantine Wednesday as a suspected mutated strain of bird flu appeared to be spreading.