plasma levels of 25-oh-d , 1,25- ( oh ) 2-d and 24,25- ( oh ) 2-d in acute renal failure , chronic glomerulonephritis and chronic renal failure were determined by competitive protein binding assay and evaluated for the correlation with the degree of renal impairment and the influence of dialysis , renal transplantation and the administration of vitamin d and 1-alpha-oh-d3 .
C0035078
renal impairment
C0014695
vitamin d