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First trimester maternal serum inhibin A concentrations in smokers

Authors


  • Funding sources: None
  • Conflicts of interest: Consultant for Brahms (KS). Department has research funding from PerkinElmer.

Correspondence to: Kevin Spencer. E-mail: KevinSpencer1@aol.com

Abstract

What's already known about this topic?

  • Inhibin A levels are considerably higher in the second trimester maternal serum of smokers compared with nonsmokers.

What does this study add?

  • This is the first study to compare the levels of inhibin A in the first trimester maternal serum of smokers and nonsmokers.
  • Inhibin A levels are increased in the first trimester maternal serum of smokers, but to less of an extent than is found in the second trimester.
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