Low Frequency Vibrations Disrupt Left-Right Patterning in the Xenopus Embryo
2011

Low Frequency Vibrations Disrupt Left-Right Patterning in the Xenopus Embryo

Sample size: 100 publication 10 minutes Evidence: moderate

Author Information

Author(s): Laura N. Vandenberg, Brian W. Pennarola, Michael Levin

Primary Institution: Tufts University

Hypothesis

Physical perturbations via low frequency vibrations would disrupt the orientation of the LR-axis in a period-specific manner.

Conclusion

Low frequency vibrations can disrupt the orientation of the left-right axis in Xenopus embryos during specific developmental periods.

Supporting Evidence

  • Vibrations at 7 Hz were particularly effective at disrupting left-right patterning.
  • Embryos vibrated from 1 cell to 2 cell showed significant differences in organ positioning.
  • Vibrations during the first cell cleavage were crucial for proper left-right axis orientation.

Takeaway

This study found that shaking frog embryos at certain low frequencies can mess up how their organs are arranged, especially if done at specific times during their development.

Methodology

Xenopus embryos were vibrated at specific low frequencies during different developmental stages to assess the impact on left-right organ positioning.

Limitations

The study focused on a specific model organism and may not generalize to all vertebrates.

Participant Demographics

Xenopus laevis embryos were used in the study.

Statistical Information

P-Value

p<0.01

Statistical Significance

p<0.01

Digital Object Identifier (DOI)

10.1371/journal.pone.0023306

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