oral poliovirus vaccine
Definition
Noun: An oral vaccine containing live but attenuated (weakened) poliovirus, administered to induce immunity against poliomyelitis.
Usage
The term oral poliovirus vaccine is used specifically in medical and public health contexts to refer to the vaccine given by mouth to prevent polio. It is often abbreviated as OPV.
Examples
- The global eradication effort relies heavily on the oral poliovirus vaccine.
- Children in the region received two drops of the oral poliovirus vaccine.
- The oral poliovirus vaccine has been instrumental in reducing polio cases worldwide.
Advanced Usage
- OPV is the standard acronym.
- The vaccine is described as trivalent or bivalent depending on the strains of poliovirus it contains.
- It is contrasted with the inactivated poliovirus vaccine (IPV), which is administered by injection.
Variants and Related Words
- OPV: The common abbreviation.
- Sabin vaccine: A historical name for the oral poliovirus vaccine, after its developer.
- Poliomyelitis vaccine: A broader category that includes both oral and inactivated vaccines.
Synonyms
- Oral polio vaccine
- Live attenuated poliovirus vaccine
Notes
The oral poliovirus vaccine is a key tool in public health. Because it contains a weakened live virus, it provides excellent intestinal immunity, which helps prevent person-to-person transmission of wild poliovirus.
Noun
-
an oral vaccine (containing live but weakened poliovirus) that is given to provide immunity to poliomyelitis
Khám phá thêm
Các từ liên quan
Từ đồng nghĩa
