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September 10, 2025Journal of dementia and Alzheimer's diseaseOpen Access

Aβ1-42 Oligomer Injection Model: Understanding Neural Dysfunction and Contextual Memory Deficits in Dorsal CA1

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Authors

MMin-Kaung-Wint-MonDMDai Mitsushima

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Overview

Review highlights Aβ1-42 oligomer injection effects on synaptic function and learning in dorsal CA1, suggesting a model for early Alzheimer's pathology.

Key Points

  • Aβ1-42 oligomer injections reveal a strong link to cognitive impairment in early Alzheimer's disease.
  • Injection of Aβ1-42 into dorsal CA1 demonstrates significant effects on contextual memory deficits.
  • The inhibitory avoidance task effectively assesses the synaptic basis of learning and memory related to Aβ oligomers.
  • Investigating the dorsal CA1 region allows for a focused approach to understand Aβ oligomer-related pathology.

Cite This Study

Min-Kaung-Wint-Mon et al. (2025) studied this question.

synapsesocial.com/papers/68c1ad6a54b1d3bfb60e5db9https://doi.org/10.3390/jdad2030025
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Also Consider

Synapse has enriched 5 closely related papers on similar clinical questions. Consider them for comparative context:

  1. 1Adverse Effects of Aβ1-42 Oligomers: Impaired Contextual Memory and Altered Intrinsic Properties of CA1 Pyramidal Neurons2024
  2. 2Cognitive and Histological Methodological Framework for an Intrahippocampal Aβ1–42 Rat Model of Alzheimer’s Disease2026
  3. 3Amyloid Plaques Ameliorate Memory Deficits and Hippocampal Neuron Loss in an Aβ4-42-Driven Alzheimer’s Disease Mouse Model2026
  4. 4Impairment in re-learning of olfactory behaviors in mice expressing intracellular amyloid-β protein oligomers2025
  5. 5Intracerebral inoculation of healthy non-transgenic rats with a single aliquot of oligomeric amyloid-β (1–42) profoundly and progressively alters brain function throughout life2024