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.
Continent-wise, Israel is in SW Asia, The Middle East is somewhat ill-defined, but it encompasses Africa and Asia, Egypt is in Africa, although I always thought Sinai is actually in Asia, thus Egypt is in two continents, like Russia and Turkey.Horus, correct me if I'm wrong.ontinent-wise, Israel is in SW Asia, The Middle East is somewhat ill-defined, but it encompasses Africa and Asia, Egypt is in Africa, although I always thought Sinai is actually in Asia, thus Egypt is in two continents, like Russia and Turkey. Horus, correct me if I'm wrong.