Phosphorus, DietaryPhosphorus CompoundsPhosphorusCalcium, DietaryEgg ShellDietPhosphatesHyperphosphatemiaParathyroid Hormone6-PhytaseRenal Insufficiency, ChronicDietary FatsCalcitriolUremiaParathyroidectomyCalciumDietary ProteinsAmmonium ChlorideCaloric RestrictionFibroblast Growth FactorsDNA Restriction EnzymesBone and BonesDietary FiberDietary SupplementsPolymorphism, Restriction Fragment Length