New Polio Vaccine New Hope for Polio Eradication
Efforts to eradicate polio around the world have been ongoing for several decades - the result of these efforts is that now there are no polio cases reported anywhere in the world except in Pakistan and Afghanistan - the polio virus that exists in Pakistan and Afghanistan It is called a 'wild virus' or wild type virus because it has evolved naturally There are two different polio vaccines in use in the world - one is the one used in areas where polio is present or has been present in the recent past - this vaccine is given in the form of drops so that not only the body is infected Immunity is created, but the polio virus in the stomach cannot even make its own copies - in addition, in countries where water drainage is not well managed, the polio vaccine is administered in the form of drops - this is because It is known that the polio virus is shed in human waste and if the drainage system is not good, sewage from the drains can be added to the drinking water, thr
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