1.   Although a vaccine can prevent the disease in someone who has been bitten by a rabid animal, it works only if given before symptoms begin.

2.   Although vaccines can prevent viral infections, drugs do not cure any viral disease the way antibiotics can cure some bacterial infections.

3.   As a boy, he almost died from whooping cough, a disease that now can be prevented by vaccine.

4.   A vaccine prevents viruses or bacteria from lodging and reproducing in the body and triggers cells of the immune system that neutralize or destroy the invading foreign organisms.

5.   A vaccine can prevent the infection, and it can be treated with huge doses of antibiotics if caught in its early stages.

6.   In one study conducted throughout the U.S., the company said the vaccine can prevent nearly half of all rotavirus infections.

7.   Most serious childhood diseases can now be prevented by vaccines, and most bacterial infections can be cured with antibiotics.

8.   Orphan-prevention programs are inseparable from those aimed at public health problems like malaria, malnutrition and diseases that can be prevented by vaccines, DeCock said.

9.   Still another question is whether the vaccine will also prevent shingles, a painful condition that often develops decades after an attack of chicken pox.

10.   The experiments are aimed at determining whether the vaccines can prevent infection with HIV, not whether they can prevent AIDS in people already infected with HIV.