Levels of endocrine disrupting compounds in South China Sea

  • Li Peng Zhang
  • , Xin Hong Wang*
  • , Miao Lei Ya
  • , Yu Ling Wu
  • , Yong Yu Li
  • , Zu lin Zhang
  • *Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

21 Scopus citations

Abstract

The occurrence of estrogens in the aquatic environment has become a major concern worldwide because of their strong endocrine disrupting potency. In this study, concentrations of four estrogenic compounds, estrone (E1), 17β-estradiol (E2), 17α-ethynylestradiol (EE2), estriol (E3) were determined with liquid chromatography-tandem mass spectrometry analyses in surface water from South China Sea, and distributions and potential risks of their estrogenic activity were assessed. The estrogenic compounds E1, E2 and E3 were detected in most of the samples, with their concentrations up to 11.16, 3.71 and 21.63 ng L-1. However, EE2 was only detected in 3 samples. Causality analysis, EEQ values from chemical analysis identified E2 as the main responsible compounds. Based on the EEQ values in the surface water, high estrogenic risks were in the coastal water, and low estrogenic risks in the open sea.

Original languageEnglish
Pages (from-to)628-633
Number of pages6
JournalMarine Pollution Bulletin
Volume85
Issue number2
DOIs
StatePublished - 30 Aug 2014
Externally publishedYes

Keywords

  • Estrogenic activities
  • Estrogenic compounds
  • South China Sea
  • Surface water

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