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chapter 18 the importance of vaccinations
Terms in this set (11)
approximately 3.5 million children in the world die each year due to three childhood diseases which are
most of these deaths occur in children under the age of five
another 4 million children die of various kinds of diseases or conditions that cause diarrhea
in the US how do we deal with the problem of childhood diseases
attenuated whole-agent vaccines
use living but weekend microbes
ex. sabin oral polio vaccine, MMR vaccine
inactivated whole-agent vaccines
microorganisms are killed using formalin or phenol
ex. rabies vaccine for humans, salk polio vaccine, pneumococcal pneumonia vaccine, cholera vaccine.
use inactivated toxins produced by the pathogen
ex. tetanus vaccine, diptheria vaccine.
use antigenic fragments of a microorganism that produce the best immune response
ex. acellular vaccine for pertussis
polysaccharides are combined with proteins to invoke a better immune response especially in children
ex. Hib vaccine
nucleic acid vaccines
also called DNA vaccines.
nucleic acid vaccines use
plasmid DNA and inject into muscle of animals. production of protein antigen encoded in the DNA os produced and stimulates the immune systems.
nucleic acid vaccines use a gene instead of
needles and syringes
ex. west nile vaccine for horses
THIS SET IS OFTEN IN FOLDERS WITH...
chapter 21 fungal diseases of the skin
chapter 25 bacillary dysentary
chapter 21 parasitic infestation of the skin
chapter 25 cholera
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