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Dynamic Clamp Methods to Investigate Impaired Neuronal Excitability Associated with Autism
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Autism: Is there a folate connection?

R J Leeming1, M Lucock

  • 1Screening Laboratory, Clinical Chemistry Department, Children's Hospital, Steelhouse Lane, Birmingham B4 6NH, UK. Robert@leemingrj.demon.co.uk

Journal of Inherited Metabolic Disease
|March 12, 2009
PubMed
Summary
This summary is machine-generated.

Rising autism rates prompt re-examination of folic acid

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Area of Science:

  • Neurodevelopmental disorders
  • Public health
  • Prenatal nutrition

Background:

  • The increasing prevalence of autism spectrum disorder (ASD) necessitates investigation into potential contributing factors.
  • Folic acid fortification was implemented to prevent neural tube defects, based on teleological assumptions.
  • The long-term effects of prenatal folic acid exposure, both beneficial and potentially harmful, remain incompletely understood.

Purpose of the Study:

  • To re-evaluate existing birth defect prevention trial cohorts.
  • To investigate the potential long-term neurological effects, including autism, associated with prenatal folic acid exposure.
  • To question the established understanding of folic acid's role in pregnancy and child development.

Main Methods:

  • Re-analysis of existing longitudinal data from birth defect prevention trials.
  • Epidemiological study design focusing on developmental outcomes.
  • Cohort study examining long-term health effects.

Main Results:

  • Data not yet available for re-analysis.
  • The study proposes a re-examination of previously collected data.
  • Further research is required to determine the impact of folic acid on neurodevelopment.

Conclusions:

  • There is a need to revisit the long-term consequences of prenatal interventions like folic acid supplementation.
  • The current understanding of folic acid's role in preventing birth defects may not encompass all potential outcomes.
  • Further investigation into the relationship between folic acid exposure and autism is warranted.