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Updated: Aug 23, 2025

The Use of Trace Eyeblink Classical Conditioning to Assess Hippocampal Dysfunction in a Rat Model of Fetal Alcohol Spectrum Disorders
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Fetal Alcohol Spectrum Disorder and Iron Homeostasis

Regan Bradley1, Koffi L Lakpa2, Michael Burd1

  • 1School of Medicine, University of North Dakota, Grand Forks, ND 58201, USA.

Nutrients
|October 27, 2022
PubMed

Insights

Gestational iron deficiency worsens fetal alcohol spectrum disorder (FASD) outcomes. This review examines how iron impacts CNS development and links iron deficiency to increased FASD severity in animal and human studies.

Area of Science:

  • Neuroscience
  • Developmental Biology
  • Public Health

Background:

  • Prenatal alcohol exposure causes fetal alcohol spectrum disorder (FASD), a condition with varied effects.
  • Maternal nutrition, particularly iron status, can influence FASD's phenotypic variability.
  • Iron is vital for central nervous system (CNS) development and function.

Purpose of the Study:

  • To review the relationship between iron deficiency and FASD.
  • To explore pathophysiologic mechanisms linking iron homeostasis and prenatal alcohol exposure.
  • To understand iron's role in modifying FASD severity.

Main Methods:

  • Review of small animal studies.
  • Review of human studies.
  • Analysis of pathophysiologic mechanisms.

Main Results:

  • Gestational iron deficiency alters CNS development.
  • Iron deficiency may contribute to neurodevelopmental impairment in FASD.
  • Data suggest iron deficiency exacerbates FASD severity.

Conclusions:

  • Iron deficiency is linked to increased FASD severity.
  • Iron homeostasis and prenatal alcohol exposure share mechanistic links.
  • Understanding this relationship can inform prevention and intervention strategies.

Keywords:
fetal alcohol spectrum disordersiron deficiencyiron supplementationmaternal/fetal anemiamaternal/fetal nutritionpregnancyprenatal alcohol exposure

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