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PredicateObject
rdf:type
lifeskim:mentions
pubmed:issue
5
pubmed:dateCreated
2006-5-19
pubmed:abstractText
Fetal growth restriction (FGR) is a clinically significant pregnancy disorder in which the fetus fails to achieve its full growth potential in utero. This study involved idiopathic FGR, which is frequently associated with placental dysfunction. Here, we investigated mRNA levels of the human placental homeobox gene ESX1L in pre-term and term idiopathic FGR pregnancies compared with gestation-matched controls. Real-time PCR quantitation showed ESX1L levels in control placentae decreased between pre-term and term [0.7 +/- 0.20 (27-35 weeks, n = 13) versus 0.2 +/- 0.06 (36-41 weeks, n = 12), t-test, P < 0.005]. ESX1L levels in FGR-affected placentae were significantly lower than in gestation-matched controls, and there was no significant change between pre-term FGR and term FGR [0.32 +/- 0.04 (27-36 weeks, n = 11) versus 0.31 +/- 0.02 (36-41 weeks, n = 14), t-test, P = 0.82]. Multiple linear regression analysis revealed a rapid decline in ESX1L expression in control placentae [0.075-fold of the calibrator for each week of gestation (95% CI = -0.105 to -0.045, P < 0.0005)]. In FGR-affected placentae, ESX1L levels were lower than in gestation-matched controls, and the decline in ESX1L levels with gestation was not significant [0.001-fold of the calibrator for each week of gestation (95% CI = -0.030 to 0.010, P < 0.3]. The linear relationship between ESX1L mRNA levels in FGR-affected placentae and gestation-matched controls during gestation was significantly different (likelihood ratio test for interaction, P = 0.0005). Our findings were consistent with a potential role for the ESX1L gene within the growth control mechanism of the fetus, through its effect on placental function.
pubmed:language
eng
pubmed:journal
pubmed:citationSubset
IM
pubmed:chemical
pubmed:status
MEDLINE
pubmed:month
May
pubmed:issn
1360-9947
pubmed:author
pubmed:issnType
Print
pubmed:volume
12
pubmed:owner
NLM
pubmed:authorsComplete
Y
pubmed:pagination
335-40
pubmed:dateRevised
2007-5-15
pubmed:meshHeading
pubmed-meshheading:16613891-Adult, pubmed-meshheading:16613891-Blotting, Northern, pubmed-meshheading:16613891-Case-Control Studies, pubmed-meshheading:16613891-Female, pubmed-meshheading:16613891-Fetal Growth Retardation, pubmed-meshheading:16613891-Gene Expression Regulation, Developmental, pubmed-meshheading:16613891-Gestational Age, pubmed-meshheading:16613891-Homeodomain Proteins, pubmed-meshheading:16613891-Humans, pubmed-meshheading:16613891-Infant, Newborn, pubmed-meshheading:16613891-Male, pubmed-meshheading:16613891-Placenta, pubmed-meshheading:16613891-Pregnancy, pubmed-meshheading:16613891-RNA, Messenger, pubmed-meshheading:16613891-Regression Analysis, pubmed-meshheading:16613891-Reverse Transcriptase Polymerase Chain Reaction, pubmed-meshheading:16613891-Transcription, Genetic
pubmed:year
2006
pubmed:articleTitle
Homeobox gene ESX1L expression is decreased in human pre-term idiopathic fetal growth restriction.
pubmed:affiliation
Department of Perinatal Medicine, Pregnancy Research Centre, The Royal Women's Hospital and University of Melbourne, Carlton, Australia.
pubmed:publicationType
Journal Article, Research Support, Non-U.S. Gov't