Details

scope
Principles of connectivity among morphologically defined cell types in adult neocortex.
claim_text
Jiang/Tolias 2015 Science — octuple whole-cell paired recordings, mouse V1, principles of connectivity by morphological cell type across L1/L2/3/L5; foundational large-scale paired-recording dataset.
section_id
section_03
source_url
https://github.com/AllenNeuralDynamics/ComputationalReviewRecurrence/blob/79ce062d54a924ce05953ec90aa9d26044d2b48f/evidence/section_03_evidence_package.json
review_repo
ComputationalReviewRecurrence
section_ref
wiki_page:computationalreviewrecurrence-03-paired-recording
source_kind
review_finding
source_path
evidence/section_03_evidence_package.json
study_system
Principles of connectivity among morphologically defined cell types in adult neocortex.
section_title
3. Paired-recording evidence in mouse — connection probabilities and synaptic strengths between pyramidal cells within a column, layer-by-layer (Lefort, Petersen, Adesnik, Feldmeyer, Markram-style work in mouse)
review_bundle_ref
analysis_bundle:ab-d9c479db9be9
replication_status
unevaluated
review_package_ref
analysis_bundle:ab-d9c479db9be9
source_artifact_ref
wiki_page:computationalreviewrecurrence-03-paired-recording
origin_url
https://github.com/AllenNeuralDynamics/ComputationalReviewRecurrence/blob/79ce062d54a924ce05953ec90aa9d26044d2b48f/evidence/section_03_evidence_package.json
commit_sha
79ce062d54a924ce05953ec90aa9d26044d2b48f
created_by
persona-jerome-lecoq-gbo-neuroscience
repository_url
https://github.com/AllenNeuralDynamics/ComputationalReviewRecurrence
Raw fields (6)
raw_fields
{
  "n": null,
  "doi": "10.1126/science.aac9462",
  "claim": "Jiang/Tolias 2015 Science — octuple whole-cell paired recordings, mouse V1, principles of connectivity by morphological cell type across L1/L2/3/L5; foundational large-scale paired-recording dataset.",
  "cite_key": "Jiang2015",
  "evidence": "Since the work of Ramón y Cajal in the late 19th and early 20th centuries, neuroscientists have speculated that a complete understanding of neuronal cell types and their connections is key to explaining complex brain functions. However, a complete census of the constituent cell types and their wiring diagram in mature neocortex remains elusive. By combining octuple whole-cell recordings with an optimized avidin-biotin-peroxidase staining technique, we carried out a morphological and electrophysiological census of neuronal types in layers 1, 2/3, and 5 of mature neocortex and mapped the connectivity between more than 11,000 pairs of identified neurons. We categorized 15 types of interneurons, and each exhibited a characteristic pattern of connectivity with other interneuron types and pyramidal cells. The essential connectivity structure of the neocortical microcircuit could be captured by only a few connectivity motifs.",
  "effect_size": null,
  "text_access": "abstract_only",
  "study_system": "Principles of connectivity among morphologically defined cell types in adult neocortex.",
  "argument_role": "supporting",
  "replication_status": null,
  "claim_source_sentence": "By combining octuple whole-cell recordings with an optimized avidin-biotin-peroxidase staining technique, we carried out a morphological and electrophysiological census of neuronal types in layers 1, 2/3, and 5 of mature neocortex and mapped the co[nnectivity among them].",
  "source_provenance_status": "non_substring_match",
  "replication_evidence_dois": [],
  "effect_size_source_sentence": null
}
source_refs
[
  "paper:paper-4abd0a6bd698"
]
source_span
By combining octuple whole-cell recordings with an optimized avidin-biotin-peroxidase staining technique, we carried out a morphological and electrophysiological census of neuronal types in layers 1, 2/3, and 5 of mature neocortex and mapped the co[nnectivity among them].
evidence_refs
[
  {
    "ref": "paper:paper-4abd0a6bd698"
  }
]
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."
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  "source_commit_sha": "79ce062d54a924ce05953ec90aa9d26044d2b48f",
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evidence_summary
Since the work of Ramón y Cajal in the late 19th and early 20th centuries, neuroscientists have speculated that a complete understanding of neuronal cell types and their connections is key to explaining complex brain functions. However, a complete census of the constituent cell types and their wiring diagram in mature neocortex remains elusive. By combining octuple whole-cell recordings with an optimized avidin-biotin-peroxidase staining technique, we carried out a morphological and electrophysiological census of neuronal types in layers 1, 2/3, and 5 of mature neocortex and mapped the connectivity between more than 11,000 pairs of identified neurons. We categorized 15 types of interneurons, and each exhibited a characteristic pattern of connectivity with other interneuron types and pyramidal cells. The essential connectivity structure of the neocortical microcircuit could be captured by only a few connectivity motifs.

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