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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Autores principales: STERPONE,SILVIA, CORNETTA,TOMMASO, ANGIONI,ADRIANO, FISCARELLI,ERSILIA, LUCIDI,VINCENZINA, TESTA,ANTONELLA, COZZI,RENATA
Lenguaje:English
Publicado: Sociedad de Biología de Chile 2009
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Acceso en línea:http://www.scielo.cl/scielo.php?script=sci_arttext&pid=S0716-97602009000400009
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spelling 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
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