Antiserum to pregnancy-associated plasma protein A (PAPP-A) recognizes human haptoglobin.

@article{Bueler1989AntiserumTP,
  title={Antiserum to pregnancy-associated plasma protein A (PAPP-A) recognizes human haptoglobin.},
  author={M R Bueler and Nick A. Bersinger},
  journal={British journal of obstetrics and gynaecology},
  year={1989},
  volume={96 7},
  pages={867-9}
}
The presence of pregnancy-associated plasma protein A (PAPP-A) in non-pregnancy serum has been questioned with reference to insufficient specificity of the antibodies raised against this glycoprotein in some departments and used in immunoassay. For convenience, but also because of this unclear situation, many laboratories now use the only commercially… CONTINUE READING