Developmental neurotoxicity of atrazine: decreased synaptic spine density and miRNA-driven GluN2A downregulation in primary hippocampal neurons - Scorecard - MDSpire

Developmental neurotoxicity of atrazine: decreased synaptic spine density and miRNA-driven GluN2A downregulation in primary hippocampal neurons

  • By

  • Melania Maria Serafini

  • Agnese Graziosi

  • Miriam Midali

  • Luca Ghelli

  • Giacomo Grumelli

  • Giulia Sita

  • Emanuela Corsini

  • Marina Marinovich

  • Fabiana Morroni

  • Barbara Viviani

  • July 14, 2026

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Clinical Scorecard: Neurotoxic Effects of Atrazine on Development: Reduced Synaptic Spine Density and miRNA-Induced Downregulation of GluN2A in Primary Hippocampal Neurons

At a Glance

CategoryDetail
ConditionNeurotoxicity due to Atrazine exposure
Key MechanismsInterference with glutamatergic signaling and synaptic development
Target PopulationDeveloping nervous system, particularly in utero and postnatal stages
Care SettingLaboratory research on primary hippocampal neurons

Key Highlights

  • Atrazine is a widely used herbicide with neurotoxic effects on developing neurons.
  • Exposure alters synaptic spine density and glutamatergic receptor expression.
  • ATZ metabolites exhibit a toxicological profile similar to the parent compound.
  • Chronic exposure impacts cognitive functions and emotional behaviors in offspring.
  • The hippocampus is particularly affected, influencing learning and memory.

Guideline-Based Recommendations

Diagnosis

  • Monitor for neurodevelopmental effects in populations exposed to Atrazine.

Management

  • Limit exposure to Atrazine, especially in pregnant individuals.

Monitoring & Follow-up

  • Assess cognitive and emotional development in offspring of exposed individuals.

Risks

  • Potential long-term neurodevelopmental deficits due to Atrazine exposure.

Patient & Prescribing Data

Individuals in regions with high Atrazine usage, particularly pregnant women and children.

No specific treatments for Atrazine exposure; prevention of exposure is critical.

Clinical Best Practices

  • Implement strategies to reduce environmental exposure to Atrazine.
  • Conduct further research on the neurotoxic effects of Atrazine in human populations.

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