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Asymmetric spermatocyte division as a mechanism for controlling sex ratios

Author

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  • Diane C. Shakes

    (College of William and Mary, P.O. Box 8795, Williamsburg, Virginia 23187, USA.)

  • Bryan J. Neva

    (College of William and Mary, P.O. Box 8795, Williamsburg, Virginia 23187, USA.)

  • Henry Huynh

    (University of Texas at Arlington)

  • Jyotiska Chaudhuri

    (University of Texas at Arlington)

  • Andre Pires-daSilva

    (University of Texas at Arlington)

Abstract

Although Mendel's first law predicts that crosses between XY (or XO) males and XX females should yield equal numbers of males and females, individuals in a wide variety of metazoans transmit their sex chromosomes unequally and produce broods with highly skewed sex ratios. Here, we report two modifications to the cellular programme of spermatogenesis, which, in combination, help to explain why males of the free-living nematode species Rhabditis sp. SB347 sire

Suggested Citation

  • Diane C. Shakes & Bryan J. Neva & Henry Huynh & Jyotiska Chaudhuri & Andre Pires-daSilva, 2011. "Asymmetric spermatocyte division as a mechanism for controlling sex ratios," Nature Communications, Nature, vol. 2(1), pages 1-6, September.
    • Handle: RePEc:nat:natcom:v:2:y:2011:i:1:d:10.1038_ncomms1160
    DOI: 10.1038/ncomms1160
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