It is due to these limitations in the polysaccharide vaccines, the inconsistent responses of children to polysaccharide antigens and the differences between adult and child defence mechanisms and actions in response to these bacterium that led to the development of polysaccharide-protein conjugate vaccines.hese types of inactivated vaccines may be protein or polysaccharide based. âProtein-based vaccines may include toxoids (which is a form of inactivated bacterial toxin) and subunit or subvirion products.
Storage and Excretion of Wastes. After urine has been produced by the kidneys, it is transported through the ureters to the urinary bladder. The urinary bladder fills with urine and stores it until the body is ready for its excretion.
1 (Hyaline cast) Urinary casts are cylindrical structures produced by the kidney and present in the urine in certain disease states. 2  They form in the distal convoluted tubule and collecting ducts of nephrons, then dislodge and pass into the urine, where they can be detected by microscopy.yaline casts. ( 1 Hyaline cast) Urinary casts are cylindrical structures produced by the kidney and present in the urine in certain disease states. 2  these casts are made of the protein itself.