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Normal serum phosphate can coexist with impaired intestinal entry because the kidney compensates.\nexposure: Knockout versus wild type; low-P diet followed by an acute phosphate bolus\nevidence_span: {\"source_cache\": \"artifacts/phosphorus-research/19729436.abstract.txt\", \"locator\": \"Primary indexed abstract; zero-based, end-exclusive Unicode character offsets\", \"file_sha256\": \"db886399fafd3fc4da4c341765ec69ebb7948f4993e271ca6ee6855d8ba7616d\", \"start_char\": 0, \"end_char\": 1402, \"text_sha256\": \"db886399fafd3fc4da4c341765ec69ebb7948f4993e271ca6ee6855d8ba7616d\"}\n[phosphorus-p19729436] Intestinal npt2b plays a major role in phosphate absorption and homeostasis. 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