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Related Experiment Videos

PDZ-binding kinase participates in spermatogenesis.

S Zhao1, J Dai, W Zhao

  • 1State Key Laboratory of Genetic Engineering, Institute of Genetics, School of Life Sciences, Fudan University, 200433, Shanghai, China.

The International Journal of Biochemistry & Cell Biology
|May 30, 2001
PubMed
Summary

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Spermatogenesis-related protein kinase (SPK), a mitotic kinase, is predominantly expressed in the testis. SPK mRNA localization suggests its involvement in spermatogenesis.

Area of Science:

  • Molecular Biology
  • Genetics
  • Reproductive Biology

Background:

  • A novel cDNA clone, SPK (spermatogenesis-related protein kinase), was identified.
  • SPK shares high identity (99%) with human PDZ-binding kinase (PBK), a known mitotic kinase.

Purpose of the Study:

  • To characterize the SPK gene and its expression patterns.
  • To investigate the potential role of SPK in spermatogenesis.

Main Methods:

  • cDNA library screening
  • Northern blot analysis
  • In situ hybridization
  • Radiation hybrid mapping

Main Results:

  • SPK gene mapped to human chromosome 8p21.2.

Related Experiment Videos

  • SPK mRNA predominantly expressed in testis.
  • SPK mRNA localized to seminiferous tubule outer cell layer.

    • Conclusions:

    • SPK is a testis-predominant gene.
    • SPK's expression pattern suggests a role in spermatogenesis.