Transfer of IgG subclasses across placenta in term and preterm newborns.

  title={Transfer of IgG subclasses across placenta in term and preterm newborns.},
  author={Beatriz Tavares Costa-Carvalho and H M Vieria and R B Dimantas and Christina Arslanian and Charles Kirov Naspitz and Dirceu Sol{\'e} and Magda Maria Sales Carneiro-Sampaio},
  journal={Brazilian journal of medical and biological research = Revista brasileira de pesquisas medicas e biologicas},
  volume={29 2},
In order to study placental transfer of IgG subclasses, paired blood samples were collected from mothers and umbilical cord of preterm (N = 69) and full-term (N = 68) newborns. The full-term group was further divided into 3 subgroups: appropriate for gestational age (AGA, N = 43), large for gestational age (LGA, N = 13) and small for gestational age (SGA, N = 12), according to birth weight. IgG subclasses (IgG1, IgG2, IgG3 and IgG4) were measured by the single radial immunodiffusion technique… CONTINUE READING


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