1.   The failure to find a vaccine for leprosy led scientists early on to conclude that the disease was hopeless.

2.   Biologists are trying to find a vaccine to prevent brucellosis in bison.

3.   But Dr. Robert Gallo, one of the scientists who discovered the AIDS virus, expressed doubt last week about the feasibility of finding a vaccine.

4.   Dornan also said he supported funding to help find a vaccine for AIDS.

5.   Emeryville-based Chiron and San Mateo-based SciClone Pharmaceuticals are leading the race to find a vaccine.

6.   For years, pharmaceutical researchers believed that finding a vaccine for a deadly strain of meningitis in Africa was achievable.

7.   Recently, Cuban scientists expressed hope that this will find vaccines for AIDS and some types of cancer within the next seven years or so.

8.   That conclusion, he believes, may have been drawn because the animals were involved with research for finding vaccines for both diseases.

9.   The newly formed Center for Tropical and Emerging Global Diseases will focus on finding vaccines for these and other devestating conditions.

10.   Their willingness to step forward is critical to finding a vaccine that works, researchers said.