1. Volume 76, Issue 1, Pages 18-22 (July 2009)
Vitamin K deficiency in CKD patients: a modifiable risk factor for vascular calcification? 
Thilo Krueger, Ralf Westenfeld, Markus Ketteler, Leon J. Schurgers, Jürgen Floege 
Kidney International 
Volume 76, Issue 1, Pages (July 2009)
DOI: /ki
Copyright © 2009 International Society of Nephrology Terms and Conditions

2. Figure 1
Human vascular calcification and ucMGP. (a) Human artery after von Kossa staining showing a medial lesion with vascular calcification. (b) Immunohistochemical detection of undercarboxylated MGP colocalizing with the medial calcification identified in (a). Original magnification × 10.
Kidney International  , 18-22DOI: ( /ki )
Copyright © 2009 International Society of Nephrology Terms and Conditions

3. Figure 2 Schematic illustration of the vitamin K cycle.
(modified from Stafford43)
Kidney International  , 18-22DOI: ( /ki )
Copyright © 2009 International Society of Nephrology Terms and Conditions