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If most of the population is vaccinated for a disease and some are not, there is a good chance that those not vaccinated will not come across a person with the disease. This is called "herd" immunity.

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11y ago

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When a new viral infection appears in a population scientists usually try to develop a vaccine against a virus which substances would most likely be contained in the new vaccine?

Live bacteria


How many people in India get chickenpox?

Most of the rural population from India do not get chicken pox vaccine. As the slum population from city also. Chicken pox is very mild infection in case of the children. Most of them get the infection and get cured with out much problem.


How do you prevent smallpox?

In most cases........... with the vaccine!


How is chickenpox vaccine given?

Chickenpox vaccine is subcutaneous; it's given with a smaller needle than most vaccines.


Should a doctor charge to administer a vaccine and the cost of the vaccine?

My opinion is that no, doctors should not charge to administer a vaccine and the cost of the vaccine. If this was the case, not so many people would go to get shots to keep them immune from disease. If less people get their shots, then the whole population with become less healthy. #doesthishelpany #ihopeso #sorryifitdoesnot


Why is it important for most of the population to be vaccinated?

Those who are vaccinated will not unknowingly pass vaccine-preventable diseases onto those who cannot fight the disease, such as the elderly, the young, and those with compromised immune systems.


What protects body from poliomyelitis?

Most people get the polio vaccine.


What inventions did Jonas Salk invent?

Dr. Jonas Salk invented the vaccine against the polio. Before that the whole world was worried about the polio. Polio used to affect the most precious population, children! Two years before the invention of the polio vaccine, in US alone about 50,000 children got affected by polio. Dr. Jonas Salk did not get the patent for the vaccine, so that the vaccine became affordable for every body. Today is the 100th birth day of this hero. (28th October 2014.)Jonas Salk invented polio vaccine. He did not patent the vaccine, so that it should be made affordable to every body.


Which vaccine cures plaque?

There isn't a vaccine for the plague; however, antibiotics are used for treatment. Streptomycin and gentamycin are the antibiotics most often used.


Why are flu vaccines difficult to invent?

Flu viruses change, or mutate, over time, so to develop next year's flu's vaccines, scientist must be able to predict what form the most predominant type of flu virus will take in order to develop a vaccine that will be the most effective for the most number of people. Also, there are many types of flu virus in the population, so they need to pick the virus to make a vaccine for that is most likely to be affecting the most number of people.


Which substances would most likely be contained in a new vaccine developed against a newly found viral infection that appears in a population?

The weakened form of the virus or parts of inactivated virus strains to which the immunity from the vaccine is desired. There will also be other ingredients that preserve and prepare the compound for administration. See related question below.


What was jonas salk famous for?

Jonas Salk was a famous American researcher and virologist. He was best known for his polio vaccine. Until this vaccine was introduced polio was the widespread epidemic with most of its victims being children.