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Disorders of Erythrocytes

Disorders of erythrocytes, or red blood cells (RBCs), include a range of conditions affecting their number, shape, or function.
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Updated: Jul 7, 2026

Quantitating Iron Transport Across the Mouse Placenta In Vivo Using Nonradioactive Iron Isotopes
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Published on: May 10, 2022

Iron deficiency and child development.

Betsy Lozoff1

  • 1Center for Human Growth and Development, Department of Pediatrics and Communicable Diseases, University of Michigan, 300 N. Ingalls, Ann Arbor, MI 48109-5406, USA. blozoff@umich.edu

Food and Nutrition Bulletin
|February 27, 2008
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Iron deficiency in early childhood significantly impacts infant development, affecting cognitive, motor, and social-emotional skills. Early iron supplementation can prevent or reverse these adverse effects, highlighting the importance of timely intervention.

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Setup of Capillary Electrophoresis-Inductively Coupled Plasma Mass Spectrometry (CE-ICP-MS) for Quantification of Iron Redox Species (Fe(II), Fe(III))
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Setup of Capillary Electrophoresis-Inductively Coupled Plasma Mass Spectrometry (CE-ICP-MS) for Quantification of Iron Redox Species (Fe(II), Fe(III))

Published on: May 4, 2020

Area of Science:

  • Pediatric Nutrition
  • Developmental Neuroscience

Background:

  • Iron deficiency is a prevalent global health issue affecting infants and young children.
  • Early life iron deficiency can lead to lasting alterations in brain metabolism, neurotransmission, and myelination.

Purpose of the Study:

  • To review the impact of iron deficiency on infant development.
  • To evaluate the efficacy of iron supplementation for mitigating developmental deficits.

Main Methods:

  • Analysis of animal models demonstrating brain alterations due to early iron deficiency.
  • Review of human studies on iron-deficiency anemia in infants (6-24 months).
  • Examination of outcomes from large, randomized trials of iron supplementation in developing countries.

Main Results:

  • Iron deficiency anemia in infants is linked to poorer cognitive, motor, and social-emotional development.
  • Iron supplementation shows consistent benefits, particularly for motor and social-emotional development in developing countries.
  • Prenatal iron deficiency requires further investigation for its developmental consequences.

Conclusions:

  • Early iron supplementation can prevent or reverse adverse developmental effects in infants.
  • Timely intervention before deficiency becomes severe or chronic is crucial.
  • Increased attention to prenatal iron deficiency's developmental impact is warranted.