Analysis and difference of voltage-dependent anion channel mRNA in ejaculated spermatozoa from normozoospermic fertile donors and infertile patients with idiopathic asthenozoospermia

Bianjiang Liu, Peng Wang, Zengjun Wang, Yuejun Jia, Xiaobing Niu, Wei Wang, Wei Zhang

Research output: Contribution to journalArticlepeer-review

27 Scopus citations

Abstract

Purpose: To analyze the abundance and difference of voltage-dependent anion channel (VDAC) mRNA in ejaculated spermatozoa from normozoospermic fertile donors and infertile patients with idiopathic asthenozoospermia. Methods: High motile and low motile spermatozoa were separated respectively from ejaculates of 36 donors and 40 patients using a discontinuous Percoll gradient centrifugation. Real-Time PCR was performed to detect mRNA abundance and difference of three VDAC subtypes between two groups with different sperm motility. Results: Real-Time PCR demonstrated that three VDAC mRNAs were present in mature spermatozoa. The VDAC2 mRNA level in ejaculated spermatozoa of patients was significantly higher than that of donors. No significant differences of VDAC1 and VDAC3 mRNA levels were found between two groups. Conclusion: The high abundance of VDAC2 mRNA seemed to have a positive correlation with low sperm motility. The abnormal expression of VDAC might be related to male infertility with idiopathic asthenozoospermia.

Original languageEnglish
Pages (from-to)719-724
Number of pages6
JournalJournal of Assisted Reproduction and Genetics
Volume27
Issue number12
DOIs
StatePublished - Dec 2010
Externally publishedYes

Keywords

  • Asthenozoospermia
  • Spermatozoa
  • Voltage-dependent anion channel
  • mRNA

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