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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