References
- Schwartz S, Berg M H, Bossenmaier I, Dinsmore H. Determinations of porphyrins in biological materials. Methods of biochemical analysis, D Glick. Interscience, New York, London 1960; 221–93
- Falk J E, Dresel E LB. Pseudoporphyrin, and enzymic and non-enzymic porphyrin formation in vitro. Biochim Biophys Acta 1960; 39: 458–62
- Martinez C A, Mills G C. Spectrophoto-fluorimetric determination of porphyrins in urine. Clin Chem 1971; 17: 199–205
- Cardinal R A, Bossenmaier I, Petryka Z J, Johnson L, Watson C J. Isolation of porphyrins from porphyria urine by preparative thin-layer chromatography. J Chromatogr 1968; 38: 100–05
- Evans N, Jackson A H, Matlin S A, Towill R. HPLC analysis of porphyrins in biological materials. High pressure liquid chromatography in clinical chemistry, P F Dixon, C H Gray, C K Lim, M S Stoll. Academic Press, London, New York, San Francisco 1976; 71–77
- Carlson R E, Dolphin D. Application of HPLC to the analysis of clinically important porphyrins. High pressure liquid chromatography in clinical chemistry, P F Dixon, C H Gray, C K Lim, M S Stoll. Academic Press, London, New York, San Francisco 1976; 87–95
- Gray C H, Lim C K, Nicholson D C. Porphyrin profiles in porphyrias. High pressure liquid chromatography in clinical chemistry, P F Dixon, C H Gray, C K Lim, M S Stoll. Academic Press, London, New York, San Francisco 1976; 79–85
- Wilson J HP, van den Berg J WO, Edixhoven-Bosdijk A, van Gastel-Quist L HM. Preparation of porphyrin methyl esters for high pressure liquid chromatography. Clin Chim Acta 1978; 89: 165–7
- Gray C H, Lim C K, Nicholson D C. The differentiation of the porphyrias by means of high pressure liquid chromatography. Clin Chim Acta 1977; 77: 167–78
- Christensen N G, Romslo I. Stool porphyrins determined by high pressure liquid chromatography and by fractional hydrochloric acid-ether extraction. Scand J Clin Lab Invest 1979; 39: 223–7
- Evans N, Jackson A H, Matlin S A, Towill R. High performance liquid chromatographic analysis of porphyrins in clinical materials. J Chromatogr 1976; 125: 345–55
- Longas M O, Poh-Fitzpatrick M B. High pressure liquid chromatography of plasma free acid porphyrins. Anal Biochem 1980; 104: 268–76
- Petryka Z J, Watson C J. A new rapid method for isolation of naturally occurring porphyrins and their quantitation after high performance liquid chromatography. Anal Biochem 1978; 84: 173–8
- Battersby A R, Buckley D G, Hodgson G L, Mark-well R E, McDonald E. Separation of porphyrin isomers by HPLC - biochemical and biosynethetic applications. High pressure liquid chromatography in clinical chemistry, P F Dixon, C H Gray, C K Lim, M S Stoll. Academic Press, London, New York, San Francisco 1976; 63–70
- Adams R F, Slavin W, Rhys Williams A. Porphyrin experiments in urine using high pressure liquid chromatography and fluorescence detection. Chromatogr Newslett 1976; 4: 24–7
- Bommer J C, Burnham B F, Carlson R E, Dolphin D. The chromatographic separation of uroporphyrin I and III octamethyl esters. Anal Biochem 1979; 95: 444–8
- Jackson A H, Rao K RN, Smith S G. High-pressure-liquid-chromatographic analysis of tetra-carboxylic porphyrins in hepatic porphyrias. Biochem J 1982; 207: 599–603
- Culbreth P, Walter G, Carter R, Burtis C. Separation of protoporphyrins and related compounds by reversed-phase liquid chromatography. Clin Chem 1979; 25: 605–10
- Ford R E, Ou C-N, Ellefson R D. Liquid chromatographic analysis for urinary porphyrins. Clin Chem 1981; 27: 397–401
- Gotelli G R, Wall J H, Kabra P M, Marton L J. Simultaneous liquid-chromatographic determination of zinc protoporphyrin IX, protoporphyrin IX, and coproporphyrin in whole blood. Clin Chem 1980; 26: 205–08
- Christensen N G, Johannessen B, Romslo I. A rapid assay for urinary porphyrins by dual-wavelength spectrophotometry. Clin Chim Acta 1977; 81: 229–35
- Meyer H D, Vogt W, Jacob K. Improved separation and detection of free porphyrins by high-performance liquid chromatography. J Chromatogr 1984; 290: 207–13
- Lim C K, Peters T J. Urine and faecal porphyrin profiles by reversed-phase high-performance liquid chromatography in the porphyrias. Clin Chim Acta 1984; 139: 55–63