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Original Article

The extraction of the urinary coproporphyrin chromogen and the conversion of the chromogen to porphyrin

Pages 55-62 | Received 17 Oct 1951, Published online: 13 May 2010

References

  • Dewar M. J. S. The electronic theory of organic chemistry. Oxford University Press, Amen House, London EC 1949; 4: 188
  • Eriksen L. A coproporphyrin chromogen excreted in normal and pathological urine. Nature 1951; 167: 691
  • Eriksen L. Acute porphyria. III. The separation of preformed porphyrin and porphobilinogen in the urine in acute porphyria. — A coproporphyrin chromogen in normal and pathological urine. Scandinav. J. Clin. & Lab. Investigation 1951; 3: 135
  • Fischer-Orth. Die Chemie des Pyrrols. Leipzig 1934
  • Gray C. H. On the nature of naturally occurring porphyrin precursors. Biochem. J 1951; 48(liv)
  • de Langen D. D. Porphyrin in serum. Acta med. Scandinav 1949; 133: 73
  • Raine D. N. An ether-soluble precursor of copoporphyrin in urine. Biochem. J 1950; 47(liv)
  • Rimington D., Sveinsson S. L. The spectrophotometry determination of uroporphyrin. Scandinav. J. Clin. & Lab. Investigation 1950; 2: 209
  • Watson C. J., Sutherland D., Hawkinson V. Studies of coproporphyrin. V. The isomer distribution and per diem excretion of the urinary coproporphyrin in cases of cirrhosis of the liver. J. Lab. & Clin. Med 1951–8; 37: 1
  • Watson C. J., Sutherland D., Hawkinson V. Some recent studies of porphyrin metabolism and porphyria. Lancet March 10, 1951; 539

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