Details

kind
infographic
prompt
Three independent studies converge on the conclusion that mouse frontal-cortex preparatory activity is robust to transient perturbations on a seconds timescale, supporting an attractor-like rather than purely feedforward maintenance.
provider
other
section_id
section_10
source_url
https://github.com/AllenNeuralDynamics/ComputationalReviewRecurrence/blob/79ce062d54a924ce05953ec90aa9d26044d2b48f/evidence/section_10_evidence_package.json
target_ref
wiki_page:computationalreviewrecurrence-10-persistent-activity
review_repo
ComputationalReviewRecurrence
section_ref
wiki_page:computationalreviewrecurrence-10-persistent-activity
source_path
evidence/section_10_evidence_package.json
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)
generation_status
complete
review_bundle_ref
analysis_bundle:ab-d9c479db9be9
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
Raw fields (3)
raw_fields
{
  "papers": [
    {
      "n": 0,
      "doi": "10.1038/nature17643",
      "value": "selectivity recovers within seconds after photoinhibition release",
      "method": "electrophysiology + optogenetic silencing",
      "metric": "qualitative recovery of selectivity after unilateral ALM silencing during delay",
      "n_analyzed": "not reported in abstract",
      "ci_or_error": null,
      "text_access": "abstract_only",
      "n_definition": "mice",
      "scope_region": "ALM (premotor cortex)",
      "study_system": "mouse ALM",
      "taxonomic_level": "cortical area",
      "scope_population": "all recorded ALM units",
      "value_source_sentence": "We show that preparatory activity is remarkably robust to large-scale unilateral silencing: detailed neural dynamics that drive specific future movements were quickly and selectively restored by the network.",
      "experimental_conditions": "unilateral photoinhibition during delay; tactile delayed-response licking"
    },
    {
      "n": 0,
      "doi": "10.1016/j.cell.2021.05.026",
      "value": "each hemisphere retains persistent activity during perturbations of the other",
      "method": "multi-area electrophysiology",
      "metric": "persistence of selectivity during perturbation of the opposite hemisphere",
      "n_analyzed": "not reported in abstract",
      "ci_or_error": null,
      "text_access": "abstract_only",
      "n_definition": "mice",
      "scope_region": "frontal cortex (bilateral)",
      "study_system": "mouse frontal cortex (bilateral)",
      "taxonomic_level": "cortical area",
      "scope_population": "all recorded frontal-cortex units",
      "value_source_sentence": "A modular organization was required for the robustness of persistent activity to perturbations: each hemisphere retained persistent activity during perturbations of the other hemisphere, thus preventing local perturbations from spreading.",
      "experimental_conditions": "large-scale across-hemisphere recordings with unilateral perturbations"
    },
    {
      "n": 0,
      "doi": "10.1038/s41586-019-0919-7",
      "value": "end points robust; occasional perturbation switches end point and produces error",
      "method": "intracellular + extracellular electrophysiology",
      "metric": "robustness of population end points to transient optogenetic perturbation",
      "n_analyzed": "not reported in abstract",
      "ci_or_error": null,
      "text_access": "abstract_only",
      "n_definition": "mice",
      "scope_region": "ALM (premotor cortex)",
      "study_system": "mouse ALM",
      "taxonomic_level": "cortical area",
      "scope_population": "all recorded ALM units",
      "value_source_sentence": "These end points were robust to transient shifts in ALM activity caused by optogenetic perturbations.",
      "experimental_conditions": "transient optogenetic perturbations during delay"
    }
  ],
  "audit_issues": [
    {
      "dimension": "scope_region",
      "description": "Unilateral ALM (nature17643), bilateral frontal cortex (cell.2021.05.026), and ALM with intracellular + extracellular sampling (s41586-019-0919-7). Region scope is not identical.",
      "entries_affected": [
        "10.1038/nature17643",
        "10.1016/j.cell.2021.05.026",
        "10.1038/s41586-019-0919-7"
      ]
    },
    {
      "dimension": "metric_definition",
      "description": "All three rows quote qualitative recovery outcomes from abstracts; no quantitative effect sizes are available with abstract-only access.",
      "entries_affected": [
        "10.1038/nature17643",
        "10.1016/j.cell.2021.05.026",
        "10.1038/s41586-019-0919-7"
      ]
    }
  ],
  "audit_verdict": "CAVEAT",
  "comparison_id": "delay-photoinhibition-recovery-mouse-frontal",
  "comparison_name": "Recovery of mouse frontal-cortex delay-period selectivity after transient unilateral silencing",
  "comparison_type": "convergent evidence",
  "what_it_reveals": "Three independent studies converge on the conclusion that mouse frontal-cortex preparatory activity is robust to transient perturbations on a seconds timescale, supporting an attractor-like rather than purely feedforward maintenance.",
  "homogeneity_check": {
    "caveats": [
      "Region scope differs: nature17643 is unilateral ALM, cell.2021.05.026 is bilateral frontal cortex, s41586-019-0919-7 is ALM with intracellular + extracellular sampling.",
      "All three quote qualitative recovery outcomes from abstracts; quantitative effect sizes were not extracted because they live in figure panels of the body text (text_access=abstract_only)."
    ],
    "n_definition_uniform": "true",
    "scope_region_uniform": "false",
    "taxonomic_level_uniform": "true",
    "scope_population_uniform": "true"
  },
  "suggested_plot_type": "forest plot",
  "mandatory_caption_caveats": [
    "Region scope differs (unilateral ALM vs. bilateral frontal cortex vs. ALM with mixed recording modalities).",
    "Outcomes are qualitative abstract-level statements, not quantified effect sizes."
  ]
}
source_refs
[
  "paper:paper-3b6e7b0cf19b",
  "paper:67bd565b-2a75-461d-9061-05fb0bb877c2",
  "paper:e5455d9e-9c3e-450b-bddf-f40f62ee661b"
]
source_policy
{
  "mode": "public_source_pointer_with_short_context",
  "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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