DNA damage and related modifier genes in Italian Cystic fibrosis patients
Cystic Fibrosis (CF) is an autosomal recessive multisystemic disorder showing a highly heterogeneous phenotype, even among siblings carrying identical CFTR mutations. Moreover, oxidative stress is of central importance in the pathogenesis of cystic fibrosis. The present study seeks to value the pres...
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Sociedad de Biología de Chile
2009
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oai:scielo:S0716-976020090004000092010-03-17DNA damage and related modifier genes in Italian Cystic fibrosis patientsSTERPONE,SILVIACORNETTA,TOMMASOANGIONI,ADRIANOFISCARELLI,ERSILIALUCIDI,VINCENZINATESTA,ANTONELLACOZZI,RENATA Comet assay cystic fibrosis DNA damage genetic polymorphisms modifier genes Cystic Fibrosis (CF) is an autosomal recessive multisystemic disorder showing a highly heterogeneous phenotype, even among siblings carrying identical CFTR mutations. Moreover, oxidative stress is of central importance in the pathogenesis of cystic fibrosis. The present study seeks to value the presence of oxidative damage in CF patients and the possible modifier effect of repair and glutathione-S-transferase genes. We analysed the presence of DNA damage in leukocytes of 63 CF patients at an Italian CF centre and 63 controls, through the alkaline Comet assay to detect DNA strand breaks. Furthermore, controls and 93 CF subjects were genotyped for 5 genes by RFLP-PCR (XRCC1,0GG1,GSTP1) and PCR assay (GSTM1, GSTT1). No difference in Comet assay values was observed comparing controls to CF patients, although CF subjects showed slightly higher mean values. The crude Odds-Ratio (OR) was higher than one for XRCC1 and GSTP1 genotypes and liver status and for XRCC1 and OGG1 genotypes and pancreatic insufficiency, but in all cases the p-values were not significant. In this case-control study, neither DNA damage ñor gene polymorphisms seem to influence CF manifestation.info:eu-repo/semantics/openAccessSociedad de Biología de ChileBiological Research v.42 n.4 20092009-01-01text/htmlhttp://www.scielo.cl/scielo.php?script=sci_arttext&pid=S0716-97602009000400009en10.4067/S0716-97602009000400009 |
institution |
Scielo Chile |
collection |
Scielo Chile |
language |
English |
topic |
Comet assay cystic fibrosis DNA damage genetic polymorphisms modifier genes |
spellingShingle |
Comet assay cystic fibrosis DNA damage genetic polymorphisms modifier genes STERPONE,SILVIA CORNETTA,TOMMASO ANGIONI,ADRIANO FISCARELLI,ERSILIA LUCIDI,VINCENZINA TESTA,ANTONELLA COZZI,RENATA DNA damage and related modifier genes in Italian Cystic fibrosis patients |
description |
Cystic Fibrosis (CF) is an autosomal recessive multisystemic disorder showing a highly heterogeneous phenotype, even among siblings carrying identical CFTR mutations. Moreover, oxidative stress is of central importance in the pathogenesis of cystic fibrosis. The present study seeks to value the presence of oxidative damage in CF patients and the possible modifier effect of repair and glutathione-S-transferase genes. We analysed the presence of DNA damage in leukocytes of 63 CF patients at an Italian CF centre and 63 controls, through the alkaline Comet assay to detect DNA strand breaks. Furthermore, controls and 93 CF subjects were genotyped for 5 genes by RFLP-PCR (XRCC1,0GG1,GSTP1) and PCR assay (GSTM1, GSTT1). No difference in Comet assay values was observed comparing controls to CF patients, although CF subjects showed slightly higher mean values. The crude Odds-Ratio (OR) was higher than one for XRCC1 and GSTP1 genotypes and liver status and for XRCC1 and OGG1 genotypes and pancreatic insufficiency, but in all cases the p-values were not significant. In this case-control study, neither DNA damage ñor gene polymorphisms seem to influence CF manifestation. |
author |
STERPONE,SILVIA CORNETTA,TOMMASO ANGIONI,ADRIANO FISCARELLI,ERSILIA LUCIDI,VINCENZINA TESTA,ANTONELLA COZZI,RENATA |
author_facet |
STERPONE,SILVIA CORNETTA,TOMMASO ANGIONI,ADRIANO FISCARELLI,ERSILIA LUCIDI,VINCENZINA TESTA,ANTONELLA COZZI,RENATA |
author_sort |
STERPONE,SILVIA |
title |
DNA damage and related modifier genes in Italian Cystic fibrosis patients |
title_short |
DNA damage and related modifier genes in Italian Cystic fibrosis patients |
title_full |
DNA damage and related modifier genes in Italian Cystic fibrosis patients |
title_fullStr |
DNA damage and related modifier genes in Italian Cystic fibrosis patients |
title_full_unstemmed |
DNA damage and related modifier genes in Italian Cystic fibrosis patients |
title_sort |
dna damage and related modifier genes in italian cystic fibrosis patients |
publisher |
Sociedad de Biología de Chile |
publishDate |
2009 |
url |
http://www.scielo.cl/scielo.php?script=sci_arttext&pid=S0716-97602009000400009 |
work_keys_str_mv |
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1718441452964413440 |