Version history

{
  "scope": "mouse posterior parietal cortex; two-photon calcium imaging in a delayed match-to-sample task with trial-by-trial decoding of neural drift",
  "claim_text": "Two-photon calcium imaging in mouse posterior parietal cortex during a delayed match-to-sample task identifies a subset of PPC neurons with joint directional and temporal selectivity; short-term memory errors are not driven by misencoding during the sample phase but by drift of PPC neural activity during the delay — a gradual divergence from the correct representation that predicts incorrect choices — direct evidence that drifting attractor-like persistent activity governs memory accuracy.",
  "raw_fields": {
    "n": 0,
    "doi": "10.1371/journal.pbio.3003359",
    "claim": "Two-photon calcium imaging in mouse posterior parietal cortex during a delayed match-to-sample task identifies a subset of PPC neurons with joint directional and temporal selectivity; short-term memory errors are not driven by misencoding during the sample phase but by drift of PPC neural activity during the delay — a gradual divergence from the correct representation that predicts incorrect choices — direct evidence that drifting attractor-like persistent activity governs memory accuracy.",
    "cite_key": "Choi2025c",
    "evidence": "This drift leads to a gradual divergence away from the correct representation, ultimately leading to incorrect behavioral responses. These results emphasize the importance of maintaining stable neural representations in the PPC for accurate STM.",
    "effect_size": "",
    "text_access": "abstract_only",
    "study_system": "mouse posterior parietal cortex; two-photon calcium imaging in a delayed match-to-sample task with trial-by-trial decoding of neural drift",
    "argument_role": "supporting",
    "replication_status": "single_lab",
    "claim_source_sentence": "Our findings reveal that these errors are more strongly associated with a drift in neural activity during the delay period.",
    "source_provenance_status": "non_substring_match",
    "replication_evidence_dois": [],
    "effect_size_source_sentence": null
  },
  "section_id": "section_10",
  "source_url": "https://github.com/AllenNeuralDynamics/ComputationalReviewRecurrence/blob/79ce062d54a924ce05953ec90aa9d26044d2b48f/evidence/section_10_evidence_package.json",
  "effect_size": "",
  "review_repo": "ComputationalReviewRecurrence",
  "section_ref": "wiki_page:computationalreviewrecurrence-10-persistent-activity",
  "source_kind": "review_finding",
  "source_path": "evidence/section_10_evidence_package.json",
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    "paper:paper-8a77f46a9951"
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  "source_span": "Our findings reveal that these errors are more strongly associated with a drift in neural activity during the delay period.",
  "study_system": "mouse posterior parietal cortex; two-photon calcium imaging in a delayed match-to-sample task with trial-by-trial decoding of neural drift",
  "evidence_refs": [
    {
      "ref": "paper:paper-8a77f46a9951"
    }
  ],
  "section_title": "10. Physiological signature II — persistent activity and attractor dynamics supported by E→E recurrence (delay-period activity in mouse PFC/ALM, working memory, head-direction)",
  "source_policy": {
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    "notes": [
      "Local review repositories are read-only inputs.",
      "SciDEX stores paper metadata, structured evidence, file pointers, and short citation contexts; it does not copy full review prose."
    ],
    "source_commit_sha": "79ce062d54a924ce05953ec90aa9d26044d2b48f",
    "source_repository_url": "https://github.com/AllenNeuralDynamics/ComputationalReviewRecurrence"
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  "evidence_summary": "This drift leads to a gradual divergence away from the correct representation, ultimately leading to incorrect behavioral responses. These results emphasize the importance of maintaining stable neural representations in the PPC for accurate STM.",
  "review_bundle_ref": "analysis_bundle:ab-d9c479db9be9",
  "replication_status": "single_lab",
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  "origin_url": "https://github.com/AllenNeuralDynamics/ComputationalReviewRecurrence/blob/79ce062d54a924ce05953ec90aa9d26044d2b48f/evidence/section_10_evidence_package.json",
  "commit_sha": "79ce062d54a924ce05953ec90aa9d26044d2b48f",
  "created_by": "persona-jerome-lecoq-gbo-neuroscience",
  "repository_url": "https://github.com/AllenNeuralDynamics/ComputationalReviewRecurrence"
}