Effects of Valproic Acid Embryonic Exposure on Zebrafish: A Systematic Review and Meta-Analysis
2024

Effects of Valproic Acid on Zebrafish Development

Sample size: 39 publication 10 minutes Evidence: moderate

Author Information

Author(s): Flores-Prieto Bernardo, Manzo-Denes Jorge, Hernández-Aguilar María Elena, Coria-Avila Genaro Alfonso, Herrera-Covarrubias Deissy, Aranda-Abreu Gonzalo Emiliano, Rojas-Durán Fausto, Pérez-Estudillo César Antonio, Suárez-Medellín Jorge, Toledo-Cárdenas María Rebeca

Primary Institution: Instituto de Investigaciones Cerebrales, Universidad Veracruzana, Xalapa 91070, Mexico

Hypothesis

What are the effects of embryonic exposure to valproic acid on zebrafish development?

Conclusion

Valproic acid exposure during embryogenesis significantly disrupts zebrafish development, affecting behavior, physiology, and gene expression.

Supporting Evidence

  • VPA exposure significantly increased mortality rates in zebrafish embryos.
  • Zebrafish exposed to VPA showed altered heart rates and morphological abnormalities.
  • Behavioral changes in social interaction patterns were observed in VPA-exposed zebrafish.
  • Gene expression related to neurodevelopment was significantly affected by VPA exposure.
  • VPA exposure during critical periods of development led to significant disruptions in health.

Takeaway

When baby zebrafish are exposed to a medicine called valproic acid, it can make them grow and behave differently, which helps scientists understand how some drugs can affect development.

Methodology

A systematic review and meta-analysis of 39 studies examining the effects of valproic acid on zebrafish development.

Potential Biases

Potential biases due to variability in study designs and exposure protocols.

Limitations

High methodological heterogeneity among studies complicates comparisons.

Participant Demographics

Zebrafish embryos exposed to valproic acid.

Statistical Information

P-Value

p<0.0001

Confidence Interval

95% CI

Statistical Significance

p<0.05

Digital Object Identifier (DOI)

10.3390/neurosci5040046

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