• 1
    Knapen MH, Hamulyak K, Vermeer C 1989 The effect of vitamin K supplementation on circulating osteocalcin (bone Gla protein) and urinary calcium excretion. Ann Intern Med 111:10011005.
  • 2
    Suttie JW 1990 Warfarin and vitamin K. Clin Cardiol 13(Suppl 6):1618.
  • 3
    Philip WJU, Martin JC, Richardson JM, Reid DM, Webster J, Douglas AS 1995 Decreased axial and peripheral bone density in patients taking long-term warfarin. QJM 88:635640.
  • 4
    Resch H, Pietschmann P, Krexner E, Willvonseder R 1991 Decreased peripheral bone mineral content in patients under anticoagulant therapy with phenprocoumon. Eur Heart J 12:439441.
  • 5
    Sato Y, Honda Y, Kunoh H, Oizumi K 1997 Long-term oral anticoagulation reduces bone mass in patients with pervious hemispheric infarction and nonrheumatic atrial fibrillation. Stroke 28:23902394.
  • 6
    Szulc P, Chapuy MC, Meunier PJ, Delmas PD 1993 Serum undercarboxylated osteocalcin is a marker of the risk of hip fracture in elderly women. J Clin Invest 91:17691774.
  • 7
    Rosen HN, Maitland LA, Suttie JW, Manning WJ, Glynn RJ, Greenspan SL 1993 Vitamin K and maintenance of skeletal integrity in adults. Am J Med 94:6268.
  • 8
    Jamal S, Browner W, Bauer D, Cummings S 1998 Warfarin use and risk for osteoporosis in elderly women. Ann Intern Med 128:829832.
  • 9
    Ducy P, Desbois C, Boyce B, Pinero G, Story B, Dunstan C, Smith E, Bonadio J, Goldstein S, Gundberg C, Bradley A, Karsenty G 1996 Increased bone formation in osteocalcin-deficient mice. Nature 382:448452.
  • 10
    Booth SL, Sokoll LJ, O'Brien ME, Tucker K, Dawson-Hughes B, Sadowski JA 1995 Assessment of dietary phylloquinone intake and vitamin K status in postmenopausal women. Eur J Clin Nutr 49:832841.
  • 11
    Price PA, Williamson MK 1981 Effects of warfarin on bone. Studies on the vitamin K-dependent protein of rat bone. J Biol Chem 256:1275412759.
  • 12
    Bouman AA, Scheffer PG, Ooms ME, Lips P, Netelenbos C 1995 Two bone alkaline phosphatase assays compared with osteocalcin as a marker of bone formation in healthy elderly women. Clin Chem 41:196199.
  • 13
    Rosalki SB, Foo AY, Burlina A, Prellwitz W, Stieber P, Neumeier D, Klein G, Poppe WA, Bodenmüller H 1993 Multicenter evaluation of iso-ALP test kit for measurement of bone alkaline phosphatase activity in serum and plasma. Clin Chem 39:648652.
  • 14
    Tietz NW, Rinker AD, Shaw LM 1983 IFCC methods for the measurement of catalytic concentration of enzymes part 5. IFCC method for alkaline phosphatase. J Clin Chem Clin Biochem 21:731748.
  • 15
    Shah DV, Swanson JC, Suttie JW 1984 Abnormal prothrombin in the vitamin K-deficient rat. Thromb Res 35:451458.
  • 16
    Gundberg C, Hauschka P, Lian J, Gallop PM 1984 Osteocalcin: Isolation, characterization, and detection. Methods Enzymol 107:516544.
  • 17
    Price PA, Epstein DJ, Lothringer JW, Nishimoto SK, Poser JW, Williamson MK 1980 Structurefunction of the vitamin K-dependent protein of bone. In: SuttieJW (ed.) Vitamin K MetabolismVitamin K-Dependent Proteins. University Park Press, Baltimore, MD, U.S.A., pp. 219226.
  • 18
    Baumeister T, Avallone EA Marks' Standard Handbook for Mechanical Engineers, 9th ed. McGraw-Hill, New York, NY, U.S.A.
  • 19
    Price PA, Kaneda Y 1987 Vitamin K counteracts the effect of warfarin in liver but not in bone. Thromb Res 46:121131.
  • 20
    Bach AU, Anderson SA, Foley AL, Williams EC, Suttie JW 1996 Assessment of vitamin K status in human subjects administered “minidose” warfarin. Am J Clin Nutr 64:894902.
  • 21
    Einhorn TA, Gundberg CM, Devlin VJ, Warman J 1988 Fracture healing and osteocalcin metabolism in vitamin K deficiency. Clin Orthop Rel Res 237:219225.
  • 22
    Jie, KS, Hamulyak K, Gijsbers BL, Roumen FJ, Vermeer C 1992 Serum osteocalcin as a marker for vitamin K-status in pregnant women and their newborn babies. Thromb Haemost 68:388391.
  • 23
    Piro LD, Whyte MP, Murphy WA, Birge SJ 1982 Normal cortical bone mass in patients after long term coumadin therapy. J Clin Endocrinol Metab 54:470473.
  • 24
    Feskanich D, Weber P, Willett WC, Rockett H, Booth SL, Colditz GA 1999 Vitamin K intake and hip fractures in women. Am J Clin Nutr 69:7479.
  • 25
    Price PA, Lothringer JW, Baukol SA, Reddi AH 1981 Developmental appearance of the vitamin K-dependent protein of bone during calcification. J Biol Chem 256:37813784.
  • 26
    Gundberg CM, Grant FD, Conlin PR, Chen CJ, Brown EM, Johnson PJ, LeBoff MS 1991 Acute changes in serum osteocalcin during induced hypocalcemia in humans. J Clin Endocrinol Metab 72:438443.
  • 27
    Hotchkiss C, Brommage R, Du M, Jerome CP 1998 The anesthetic isoflurane decreased ionized calcium and increases parathyroid hormone and osteocalcin in cynomologus monkeys. Bone 23:479484.
  • 28
    Gundberg CM, Nieman SD, Abrams S, Rosen H 1998 Vitamin K status and bone health: An analysis of methods for determination of undercarboxylated osteocalcin. J Clin Endocrinol Metab 83:32583266.