References
- Hauschka P V, Lian J B, Gallop P M. Direct identification of the calcium-binding amino acid, γ-carboxyglutamate, in mineralized tissue. Proc Natl Acad Sci USA 1975; 72: 3925–9
- Price P A, Otsuka A S, Poser J W, Kristaponis J, Raman N. Characterization of a γ-carboxyglutamic acid-containing protein from bone. Proc Natl Acad Sci USA 1976; 73: 1447–51
- Lian J B, Friedman P A. The vitamin K-dependent synthesis of γ-carboxyglutamic acid by bone microsomes. J Biol Chem 1978; 253: 6623–6
- Price P A, Williamson M K, Lothringer J W. Origin of the vitamin K-dependent bone protein found in plasma and its clearance by kidney and bone. J Biol Chem 1981; 256: 12760–6
- Price P A, Parthermore J G, Deftos L J, Nishimoto S K. New biochemical marker for bone metabolism: Measurement by radioimmunoassay of bone Gla protein in the plasma of normal subjects and patients with bone disease. J Clin Invest 1980; 66: 878–83
- Deftos L J, Parthemore J G, Price P A. Changes in plasma bone Gla protein during treatment of bone disease. Calcif Tissue Int 1982; 34: 121–4
- Delmas P D, Wahner H W, Mann K G, Riggs B L. Assessment of bone turnover in postmenopausal osteoporosis by measurement of serum bone Gla-protein. J Lab Clin Med 1983; 102: 470–6
- Gundberg C M, Lian J B, Gallop P M, Steinberg J J. Urinary γ-carboxyglutamic acid and serum osteocalcin as bone markers: Studies in osteoporosis and Paget's disease. J Clin Endocrinol Metab 1983; 57: 1221–5
- Brown J P, Delmas P D, Malaval L, Edouard C, Chapuy M C, Meunier P J. Serum bone Gla-protein: A specific marker for bone formation in postmenopausal osteoporosis. Lancet 1984; i: 1091–3
- Delmas P D, Malaval L, Arlot M E, Meunier P J. Serum bone Gla-protein compared to bone histo-morphometry in endocrine diseases. Bone 1985; 6: 339–41
- Posen S, Cornish C, Kleerekoper M. Alkaline phosphatase and metabolic bone disorders. Metabolic Bone Disease, L V Alvioli, S M Krane. Academic Press, New York 1977; I: 141–81
- Prockop D J, Kivirikko K I, Tuderman L, Guzman N A. The biosynthesis of collagen and its disorders. N Engl J Med 1979; 301: 13–23
- Price P A, Nishimoto S K. Radioimmunoassay for the vitamin K-dependent protein of bone and its discovery in plasma. Proc Natl Acad Sci USA 1980; 77: 2234–8
- Epstein S, Poser J, McClintock R, Johnston C C, Jr., Bryce G, Hui S. Differences in serum bone Gla protein with age and sex. Lancet 1984; i: 307–10
- Catherwood B D, Marcus R, Madvig P, Cheung A K. Determinants of bone gamma-carboxy-glutamic acid-containing protein in plasma of healthy aging subjects. Bone 1985; 6: 9–13
- Hagerup L, Eriksen M, Schroll M, Hollnagel H, Agner E, Larsen S. The Glostrup population studies. Collection of epidemiologic tables. Scand J Soc Med 1981, Suppl. 20: 1–112
- Johansen J S, Mølholm J Hansen E, Christiansen C. A radioimmunoassay for bone Gla protein (BGP) in human plasma. Acta Endocrinol, (in press)
- Salacinski P RP, McLean C, Sykes J EC, Clement-Jones V V, Lowry P J. Iodination of proteins, glycoproteins, and peptides using a solid-phase oxidizing agent, 1,3,4,6-tetra-chloro-3α,6α-diphenyl glycoluril (Iodogen). Anal Biochem 1981; 117: 136–46
- Enslein K. Statistical Methods for Digital Computers. John Wiley & Sons, Chichester 1977
- Duggleby R G. A nonlinear regression program for small computers. Anal Biochem 1981; 110: 9–18
- Delmas P D, Stenner D, Wahner H W, Mann K G, Riggs B L. Increase in serum bone γ-carboxyglutamic acid protein with aging in women. J Clin Invest 1983; 71: 1316–21
- Cole D EC, Carpenter T O, Gundberg C M. Serum osteocalcin concentrations in children with metabolic bone disease. J Pediatr 1985; 106: 770–6
- Garn S M. The earlier gain and later loss of cortical bone. Charles C. Thomas, Springfield, Illinois 1970; 45
- Hui S L, Wiske P S, Norton J A, Johnston C C, Jr. A prospective study of change in bone mass with age in postmenopausel women. J Chron Dis 1982; 35: 715–25
- Delmas P D, Wilson D M, Mann K G, Riggs B L. Effect of renal function on plasma levels of bone Gla-protein. J Clin Endocrinol Metab 1983; 57: 1028–30