Polysaccharide protein conjugate vaccines are primarily used for the prevention of bacterial infections. Some pathogenic bacteria are covered with a polysaccharide capsule that primarily helps protect the bacteria from phagocytosis, or uptake of the bacteria by immune cells.
Egypt is part of the Continent of Africa, and is situated in the north eastern part of Africa. Egypt is located on the African continent, but is included in maps of the Middle East, because of its Arabic influence. Egypt is in the Continent of Africa.
On what continent is Egypt located? With the Mediterranean Sea to its north and the Red Sea to its east, Egypt consists of coastlines that stretch nearly 1,900 miles. Its interior terrain consists of desert and floodplains along the Nile river, which is the longest river in the world.