Differential gene expression profile of male and female copepods in response to cadmium exposure.


Journal

Ecotoxicology and environmental safety
ISSN: 1090-2414
Titre abrégé: Ecotoxicol Environ Saf
Pays: Netherlands
ID NLM: 7805381

Informations de publication

Date de publication:
Nov 2020
Historique:
received: 27 04 2020
revised: 14 07 2020
accepted: 15 07 2020
pubmed: 8 8 2020
medline: 8 10 2020
entrez: 8 8 2020
Statut: ppublish

Résumé

In this study, the whole transcriptome and sex-specific differential gene expression of the copepod Pseudodiaptomus annandalei exposed to cadmium (Cd) were investigated. P. annandalei were exposed to 40 μg/L Cd from the naupliar stage to male and female adults. High-throughput transcriptome sequencing (RNA-seq) was performed with copepod samples using an Illumina Hiseq™ 2000 platform. TransDecoder analysis found 32,625 putative open reading frame contigs. At p-values of <0.001, a total of 4756 differentially expressed genes (DEGs) (2216 up-regulated and 2540 down-regulated genes) were found in male copepods. Whereas a total of 2879 DEGs (2007 up-regulated and 872 down-regulated genes) were found in female copepods. A few selected cellular stress response genes, involved in xenobiotic metabolism, energy metabolism, growth, and development as a result of Cd exposure in the copepods were discussed. The study showed that most of these processes were changed in a sex-specific manner, accounting for the different sensitivities of male and female copepods. Results suggest and reinforce that sex is an important factor to be considered in ecotoxicogenomics.

Identifiants

pubmed: 32758697
pii: S0147-6513(20)30887-3
doi: 10.1016/j.ecoenv.2020.111048
pii:
doi:

Substances chimiques

Water Pollutants, Chemical 0
Cadmium 00BH33GNGH

Types de publication

Journal Article

Langues

eng

Sous-ensembles de citation

IM

Pagination

111048

Informations de copyright

Copyright © 2020 Elsevier Inc. All rights reserved.

Auteurs

Esther U Kadiene (EU)

Univ. Lille, CNRS, Univ. Littoral Côte D'Opale, UMR 8187 - LOG - Laboratoire D'Océanologie et de Géosciences, F-59000, Lille, France; Institute of Marine Biology, National Taiwan Ocean University, 20224, Keelung, Taiwan.

Baghdad Ouddane (B)

Université de Lille, Equipe Physico-Chimie de L'Environnement, Laboratoire LASIR UMR CNRS 8516, 59655, Villeneuve D'Ascq Cedex, France.

Hong-Yi Gong (HY)

Department of Aquaculture, National Taiwan Ocean University, Keelung, 20224, Taiwan; Center of Excellence for the Oceans, National Taiwan Ocean University, Keelung, 20224, Taiwan.

Min-Sub Kim (MS)

Department of Biological Sciences, College of Science, Sungkyunkwan University, Suwon, 16419, South Korea.

Jae-Seong Lee (JS)

Department of Biological Sciences, College of Science, Sungkyunkwan University, Suwon, 16419, South Korea.

Yen-Ju Pan (YJ)

Univ. Lille, CNRS, Univ. Littoral Côte D'Opale, UMR 8187 - LOG - Laboratoire D'Océanologie et de Géosciences, F-59000, Lille, France; Department of Aquaculture, National Taiwan Ocean University, Keelung, 20224, Taiwan; Center of Excellence for the Oceans, National Taiwan Ocean University, Keelung, 20224, Taiwan.

Jiang-Shiou Hwang (JS)

Institute of Marine Biology, National Taiwan Ocean University, 20224, Keelung, Taiwan; Center of Excellence for Ocean Engineering, National Taiwan Ocean University, Keelung 20224, Taiwan; Center of Excellence for the Oceans, National Taiwan Ocean University, Keelung, 20224, Taiwan. Electronic address: jshwang@mail.ntou.edu.tw.

Sami Souissi (S)

Univ. Lille, CNRS, Univ. Littoral Côte D'Opale, UMR 8187 - LOG - Laboratoire D'Océanologie et de Géosciences, F-59000, Lille, France. Electronic address: sami.souissi@univ-lille.fr.

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Classifications MeSH