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Table. 1.

Table. 1.

Bone-turnover markers currently in common use

Bone-turnover marker Sample matrix
Bone-resorption markers
C-telopeptide cross-linked type-I collagen (β-CTX) Plasma
Tartrate-resistant acid phosphatase 5b (TRACP-5b) Serum
N-telopeptide cross-linked type-I collagen (NTX) Urine
Bone-formation markers
Procollagen type-I N-propeptide (PINP) Serum/Plasma
Bone-specific alkaline phosphatase (B-ALP) Serum
Osteocalcin (Oc) Serum
Ann Lab Med 2024;44:126~134 https://doi.org/10.3343/alm.2023.0214

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