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. 2009 Aug 3;3:131–142. doi: 10.4137/grsb.s2990

Table 1.

FGF23-linked parameters employed in the study.

FGF23 pathways Effect Remark Value
General Rate of FGF23 degradation 0.8 h−1

Reference FGF23 concentration 0.03 ng/ml

I (P to FGF23) stimulatory Michaelis constant 0.03 mg/ml
II (calcitriol to FGF23) stimulatory Michaelis constant 0.038 ng/ml
III (FGF23 to calcitriol) inhibitory Michaelis constant 0.03 ng/ml
IV (FGF23 to PTH) inhibitory Michaelis constant 0.03 ng/ml
V (FGF23 to P) stimulatory Michaelis constant 0.03 ng/ml