Research Topics
| R KauppinenSummaryAffiliation: Helsinki University Central Hospital Country: Finland Publications
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Detail Information
Publications
Molecular and biochemical studies of acute intermittent porphyria in 196 patients and their familiesRaili Kauppinen
Department of Medicine, Division of Endocrinology, University Hospital of Helsinki, 00029 HUS Helsinki, Finland
Clin Chem 48:1891-900. 2002..We studied the diagnostic accuracy of current laboratory tests during an acute attack and in remission...
Molecular diagnostics of acute intermittent porphyriaRaili Kauppinen
Department of Medicine, University Hospital of Helsinki, Biomedicum Helsinki, BOX 700 00029 HUS, Helsinki, Finland
Expert Rev Mol Diagn 4:243-9. 2004..Increasing knowledge of pharmacogenetics may identify the patients who are at high risk for clinical manifestations...
PorphyriasRaili Kauppinen
Research Program in Molecular Medicine, Biomedicum Helsinki, University of Helsinki, Finland
Lancet 365:241-52. 2005..Early diagnosis and information about precipitating factors can diminish mortality and prevent subsequent attacks among patients with acute porphyrias, so mutation screening is recommended for family members...
Homozygous variegate porphyria: 20 y follow-up and characterization of molecular defectR Kauppinen
Department of Medicine, Division of Diabetology, Dermatology and Clinical Chemistry of the University of Helsinki, Finland
J Invest Dermatol 116:610-3. 2001....
Steady-state transcript levels of the porphobilinogen deaminase gene in patients with acute intermittent porphyriaS Mustajoki
Department of Medicine, Division of Endocrinology, Helsinki University Central Hospital, FIN 00290 Helsinki, Finland
Genome Res 7:1054-60. 1997....
Expression and characterization of six mutations in the protoporphyrinogen oxidase gene among Finnish variegate porphyria patientsM von und zu Fraunberg
Department of Medicine, University Central Hospital of Helsinki, Finland
Mol Med 7:320-8. 2001..To date we have characterized 109 VP patients representing 19 VP families in the Finnish population of 5 million, both biochemically and clinically...
Insertion of Alu element responsible for acute intermittent porphyriaS Mustajoki
Department of Medicine, Helsinki University Central Hospital, Finland
Hum Mutat 13:431-8. 1999..The mutated construct expressed no enzyme activity comparable to that of the wild-type PBGD; furthermore, no mutant protein could be detected by Western blot analysis...
Acute intermittent porphyria: expression of mutant and wild-type porphobilinogen deaminase in COS-1 cellsS Mustajoki
Department of Medicine, Helsinki University Central Hospital, Finland
Mol Med 6:670-9. 2000..Although molecular biological studies on the porphobilinogen deaminase (PBGD) gene have revealed several mutations responsible for AIP, the properties of mutant PBGD in eukaryotic expression systems have not been studied previously...
Three splicing defects, an insertion, and two missense mutations responsible for acute intermittent porphyriaS Mustajoki
Department of Medicine, Helsinki University Central Hospital, Finland
Hum Genet 102:541-8. 1998..So far 25 different mutations have been characterized from 37 (93%) of a total of 40 unrelated Finnish AIP families, confirming the genetic heterogeneity of the disease even in a previously isolated area of Finland...
Four novel mutations in the ferrochelatase gene among erythropoietic protoporphyria patientsM Henriksson
Department of Medicine, University of Helsinki, Finland
J Invest Dermatol 106:346-50. 1996....
Nine mutations including three novel mutations among Russian patients with acute intermittent porphyriaElena Pischik
Research Program in Molecular Medicine, Biomedicum Helsinki, University of Helsinki, Finland
Hum Mutat 26:496. 2005..The diversity of mutations may reflect the old international history of Saint Petersburg and immigration of people from other parts of Europe...
Acute intermittent porphyria in Finland: 19 mutations in the porphobilinogen deaminase geneR Kauppinen
Third Department of Medicine, University Hospital of Helsinki, Finland
Hum Mol Genet 4:215-22. 1995..Of a total of 81 family members, 30 of whom had deficiency of PBGD confined to non-erythroid tissues, diagnosis at the asymptomatic stage of disease in 11 individuals (14%) required the application of mutation screening...
Clinical and biochemical characteristics and genotype-phenotype correlation in Finnish variegate porphyria patientsMikael von und zu Fraunberg
Department of Medicine, Division of Endocrinology, University Central Hospital of Helsinki, Biomedicum Helsinki, Helsinki, Finland
Eur J Hum Genet 10:649-57. 2002..All patients with an excretion of more than 1,000 nmol/day experienced either skin symptoms, acute attacks, or both...
Mitochondrial targeting of normal and mutant protoporphyrinogen oxidaseMikael von und zu Fraunberg
Department of Medicine, Division of Endocrinology, University of Helsinki, Biomedicum Helsinki, 00029 HUS, Helsinki, Finland
J Biol Chem 278:13376-81. 2003....
Clinical and biochemical characteristics and genotype-phenotype correlation in 143 Finnish and Russian patients with acute intermittent porphyriaMikael von und zu Fraunberg
Research Program in Molecular Medicine, Biomedicum Helsinki, University of Helsinki, Helsinki, Finland
Medicine (Baltimore) 84:35-47. 2005..Proper counseling contributed to the prevention of subsequent attacks in 60% of previously symptomatic and in 95% of previously symptom-free patients...
Acute hepatic porphyria and hepatocellular carcinomaR Kauppinen
Third Department of Medicine, University of Helsinki, Finland
Br J Cancer 57:117-20. 1988..In acute hepatic porphyria, as compared with the total population, the calculated risk of hepatocellular carcinoma is increased 61-fold...
Vascular changes in erythropoietic protoporphyria: histopathologic and immunohistochemical studyK Timonen
Department of Dermatology, Divisions of Endocrinology and Nephrology, University Hospital of Helsinki, Finland
J Am Acad Dermatol 43:489-97. 2000..Amorphous deposits distinguish EPP from variegate porphyria and porphyria cutanea tarda; a histopathologic examination may be a helpful tool in differentiating porphyric and nonporphyric photosensitivity...
Neurological manifestations of acute intermittent porphyriaE Pischik
Department of Medicine, Division of Endocrinology, Porphyria Research Unit, University Central Hospital of Helsinki, Helsinki, Finland
Cell Mol Biol (Noisy-le-grand) 55:72-83. 2009..Currently the prognosis of neuropathy and encephalopathy in AIP is good even in severe attacks, but physicians should be aware of a potentially fatal outcome of the disease...
Can pregnancy stop cyclical attacks of porphyria?Elena Pischik
Research Program in Molecular Medicine, Biomedicum Helsinki, Department of Medicine, University of Helsinki, Finland
Am J Med 119:88-90. 2006
Is screening for urinary porphobilinogen useful among patients with acute polyneuropathy or encephalopathy?Elena Pischik
Research Program in Molecular Medicine, Porphyria Research Centre, Biomedicum Helsinki, C427a, University of Helsinki, 700, Haartmaninkatu 8, 00029 HUS Helsinki, Finland
J Neurol 255:974-9. 2008..Since the correct diagnosis of a hereditary disease is essential, genetic screening should be performed whenever possible for patients with clinically and biochemically confirmed acute porphyria...
Lead poisoning from the beauty case: neurologic manifestations in an elderly womanElena Pischik
Neurology 71:302; author reply 302-3. 2008
Clinical features predictive of a poor prognosis in acute porphyriaElena Pischik
J Neurol 251:1538-41. 2004
