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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
1
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pubmed:dateCreated |
1990-4-26
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pubmed:abstractText |
The development of the complement system was studied by quantitation of total hemolytic complement activity (CH50), C1q, C3, C4, and C3 split product (C3d) in cord plasma of nine human fetuses (17-22 weeks of gestation), 110 preterm (24-36 weeks of gestation) and 30 term neonates. The complement levels were analyzed in relation to various illnesses of preterm infants. Histological examination of the placenta revealed a higher incidence of amnionitis in the placenta of less than 34 gestational weeks. In cases without amnionitis, there were significant correlations between complement levels and gestational age. In cases with amnionitis, the complement system was activated even in infants of less than 28 weeks gestation. The complement levels correlated with the extent of the inflammation in the placentas and umbilical cords except for C1q. In infants with Wilson-Mikity syndrome, complement levels other than C1q were significantly elevated in comparison with those of infants with respiratory distress syndrome. In the group of preterm infants without amnionitis, no differences were found between infants with intrauterine growth retardation and those with growth appropriate for gestational age.
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pubmed:language |
eng
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pubmed:journal | |
pubmed:citationSubset |
IM
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pubmed:chemical | |
pubmed:status |
MEDLINE
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pubmed:month |
Jan
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pubmed:issn |
0378-3782
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:volume |
21
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
59-69
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pubmed:dateRevised |
2005-11-17
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pubmed:meshHeading |
pubmed-meshheading:2311551-Chorioamnionitis,
pubmed-meshheading:2311551-Complement System Proteins,
pubmed-meshheading:2311551-Female,
pubmed-meshheading:2311551-Fetal Blood,
pubmed-meshheading:2311551-Fetal Growth Retardation,
pubmed-meshheading:2311551-Gestational Age,
pubmed-meshheading:2311551-Humans,
pubmed-meshheading:2311551-Infant, Newborn,
pubmed-meshheading:2311551-Infant, Premature,
pubmed-meshheading:2311551-Male,
pubmed-meshheading:2311551-Pregnancy,
pubmed-meshheading:2311551-Respiratory Distress Syndrome, Newborn,
pubmed-meshheading:2311551-Respiratory Insufficiency
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pubmed:year |
1990
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pubmed:articleTitle |
Effect of amnionitis on the complement system of preterm infants.
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pubmed:affiliation |
Department of Neonatology, Osaka Medical Center and Research Institute for Maternal and Child Health, Japan.
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pubmed:publicationType |
Journal Article
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