They do work for the particular strain of the virus. The reason it doesn't stop everything is because the virus will mutate making a whole new strain and also making it impossible to have vaccines for every kind of flu out there.
no, guinea pigs dont need vaccines and only need to be taken to the vet when ill or injured.
apparently we dont know
Yes, a large percentage of vaccines are for viral infections, there are not many vaccines for bacterial infections but there are a few. The flu is caused by a virus, vaccinations against the flu work very well, for example.
vaccines work by getting injected by the vaccine and then when your body recives it starts protecting itself and makes antibodies
vaccines, stay away form blood so you dont get aids, dont share bottled fluids,
he works in the field of immunology. and is making vaccines for cancers, he has already made a HPV vaccine. sorry but i dont know that much.... im only a 12 year old girl hahaha lol u dont know this and i do!!
No. Vaccines are not used for treatment. They are used as prevention.
They Need 3 :)Ive Had Them And They Hurt Loads,But Dont WorryHow Many HAve You HAd ?
Louis Pasteur is remembered for his work on the development of vaccines for rabies.
= "What are the test on animals for?" = = They test mainly new vaccines that they want to make available to humans, so they test on animals to make sure that the vaccines are safe, and actually work. =
Edible vaccines are vaccines produced in plants genetically modified through bioengineering.
you dont work ? if you dont work you dont get over time, hence it is reduced(: