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4. Critical evaluation of a commercial enzyme kit (Sigma) for determining oxalate concentrations in urine. Parkinson IS; Sheldon WL; Laker MF; Smith PA Clin Chem; 1987 Jul; 33(7):1203-7. PubMed ID: 3594848 [TBL] [Abstract][Full Text] [Related]
5. Stability of ascorbate in urine: relevance to analyses for ascorbate and oxalate. Chalmers AH; Cowley DM; McWhinney BC Clin Chem; 1985 Oct; 31(10):1703-5. PubMed ID: 3930094 [TBL] [Abstract][Full Text] [Related]
6. Effects of vitamin C intake on whole blood plasma, leucocyte and urine ascorbic acid and urine oxalic acid levels. Erden F; Hacisalihoğlu A; Koçer Z; Simşek B; Nebioğlu S Acta Vitaminol Enzymol; 1985; 7(1-2):123-30. PubMed ID: 4036755 [TBL] [Abstract][Full Text] [Related]
7. Preventing ascorbate interference in ion-chromatographic determinations of urinary oxalate: four methods compared. Petrarulo M; Marangella M; Bianco O; Marchesini A; Linari F Clin Chem; 1990 Sep; 36(9):1642-5. PubMed ID: 2208705 [TBL] [Abstract][Full Text] [Related]
8. Removal of ascorbate from urine prior to assaying with a commercial oxalate kit. Kasidas GP; Rose GA Clin Chim Acta; 1987 Apr; 164(2):215-21. PubMed ID: 3594912 [No Abstract] [Full Text] [Related]
9. Deficiencies of sigma diagnostic's urinary oxalate method in the presence of ascorbate. Glick JH Clin Chem; 1987 Mar; 33(3):419-20. PubMed ID: 3815818 [No Abstract] [Full Text] [Related]
10. High intakes of ascorbic acid and urinary oxalate. Hughes C; Dutton S; Truswell AS J Hum Nutr; 1981 Aug; 35(4):274-80. PubMed ID: 7276555 [No Abstract] [Full Text] [Related]
11. Effect of large intake of ascorbic acid on urinary and plasma oxalic acid levels. Tsao CS; Salimi SL Int J Vitam Nutr Res; 1984; 54(2-3):245-9. PubMed ID: 6500850 [TBL] [Abstract][Full Text] [Related]
12. Obviating interferences in the assay of urinary oxalate. Barlow IM Clin Chem; 1987 Jun; 33(6):855-8. PubMed ID: 3594836 [TBL] [Abstract][Full Text] [Related]
13. Comparative study of two commercial enzymatic kits for determining oxalate concentrations in urine. Ruiz Santamaria J; Coll R; Fuentespina E Clin Biochem; 1993 Apr; 26(2):93-6. PubMed ID: 8485862 [TBL] [Abstract][Full Text] [Related]
15. Determination of oxalic acid in urine by atomic absorption spectrophotometry. Koehl C; Abecassis J Clin Chim Acta; 1976 Jul; 70(1):71-7. PubMed ID: 7370 [TBL] [Abstract][Full Text] [Related]
16. Urinary oxalate excretion after large intakes of ascorbic acid in man. Schmidt KH; Hagmaier V; Hornig DH; Vuilleumier JP; Rutishauser G Am J Clin Nutr; 1981 Mar; 34(3):305-11. PubMed ID: 7211731 [TBL] [Abstract][Full Text] [Related]
17. [L-ascorbic acid and its effect on oxalic acid excretion in the urine (author's transl)]. Neshyba P; Louzenský G Cas Lek Cesk; 1981 Aug; 120(31-32):937-40. PubMed ID: 7261017 [No Abstract] [Full Text] [Related]
18. [Urinary oxalic acid excretion in chronic kidney failure and after kidney transplantation]. Mydlík M; Derzsiová K; Pribylincová V; Reznícek J Vnitr Lek; 1996 Dec; 42(12):813-7. PubMed ID: 9072879 [TBL] [Abstract][Full Text] [Related]
19. Determination of ascorbic acid in plasma and urine by high performance liquid chromatography with ultraviolet detection. Rümelin A; Fauth U; Halmágyi M Clin Chem Lab Med; 1999 May; 37(5):533-6. PubMed ID: 10418744 [TBL] [Abstract][Full Text] [Related]