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Table 1 Body weight, serum biological indicators and bone-mineral density between NCG and LCG after 12 weeks

From: Serum biomarkers of the calcium-deficient rats identified by metabolomics based on UPLC/Q-TOF MS/MS

Characteristic Normal-calcium group Low-calcium group
Body weight 484.6 ± 28.91 468.25 ± 41.34
Calcium, mmol/L 2.22 ± 0.14 2.27 ± 0.10
AP, U/L 80.1 ± 16.3 117.8 ± 17.9*
PTH, pg/mL 31.2 ± 1.75 42.8 ± 2.13*
BMD, g/cm2 0.29 ± 0.02 0.27 ± 0.03*
  1. AP alkaline phosphatase, PTH parathyroid hormone, BMD bone-mineral density
  2. *p < 0.05, LCG versus NCG