Version history
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- Live5/17/2026, 4:35:28 PM
4e4e704ce046Content snapshot
{ "scope": "rat neocortex slice", "claim_text": "Nicotinic agonists selectively depolarize VIP/CCK cortical interneurons but not pyramidal cells, PV-fast spiking, or SST interneurons; the response persists in TTX/low-Ca2+ (postsynaptic), is blocked by DHβE/mecamylamine but not the α7-antagonist MLA, and the responsive cells co-express α4/α5/β2 nAChR subunits.", "raw_fields": { "n": null, "doi": "10.1523/jneurosci.19-13-05228.1999", "claim": "Nicotinic agonists selectively depolarize VIP/CCK cortical interneurons but not pyramidal cells, PV-fast spiking, or SST interneurons; the response persists in TTX/low-Ca2+ (postsynaptic), is blocked by DHβE/mecamylamine but not the α7-antagonist MLA, and the responsive cells co-express α4/α5/β2 nAChR subunits.", "title": null, "cite_key": "Porter1999", "evidence": "Whole-cell recordings + single-cell RT-PCR in rat neocortical slices.", "effect_size": "qualitative cell-type-specific selectivity; pharmacological identity α4β2-like (lacking α7) nAChR.", "text_access": "abstract_only", "study_system": "rat neocortex slice", "_source_cluster": "cluster_05_synaptic_connectivity", "replication_status": "independently_replicated", "_source_cluster_index": 4, "claim_source_sentence": "Nicotinic receptor agonists had no effect on pyramidal neurons and on most types of interneurons, including parvalbumin-expressing fast spiking interneurons and somatostatin-expressing interneurons, but selectively excited a subpopulation of interneurons coexpressing the neuropeptides vasoactive intestinal peptide (VIP) and cholecystokinin.", "replication_evidence_dois": [ "10.1038/nn.4002", "10.1523/jneurosci.22-17-07389.2002" ], "effect_size_source_sentence": "The responses were blocked by the nicotinic receptor antagonists dihydro-beta-erythroidine and mecamylamine and persisted in the presence of the alpha7 selective nicotinic receptor antagonist methyllycaconitine, suggesting that the involved nicotinic receptors lacked the alpha7 subunit." }, "section_id": "section_06", "source_url": "https://github.com/AllenNeuralDynamics/ComputationalReviewVIP/blob/95e761177f7d2ec565983d3307c14ec238f9677c/evidence/section_06_evidence_package.json", "effect_size": "qualitative cell-type-specific selectivity; pharmacological identity α4β2-like (lacking α7) nAChR.", "review_repo": "ComputationalReviewVIP", "section_ref": "wiki_page:computationalreviewvip-06-synaptic-properties", "source_kind": "review_finding", "source_path": "evidence/section_06_evidence_package.json", "source_refs": [ "paper:paper-5f194b747ea7" ], "source_span": "Nicotinic receptor agonists had no effect on pyramidal neurons and on most types of interneurons, including parvalbumin-expressing fast spiking interneurons and somatostatin-expressing interneurons, but selectively excited a subpopulation of interneurons coexpressing the neuropeptides vasoactive intestinal peptide (VIP) and cholecystokinin.", "study_system": "rat neocortex slice", "evidence_refs": [ { "ref": "paper:paper-5f194b747ea7" } ], "section_title": "Synaptic Properties and Connectivity", "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": "95e761177f7d2ec565983d3307c14ec238f9677c", "source_repository_url": "https://github.com/AllenNeuralDynamics/ComputationalReviewVIP" }, "evidence_summary": "Whole-cell recordings + single-cell RT-PCR in rat neocortical slices.", "review_bundle_ref": "analysis_bundle:ab-2ce40c33e827", "replication_status": "independently_replicated", "review_package_ref": "analysis_bundle:ab-2ce40c33e827", "source_artifact_ref": "wiki_page:computationalreviewvip-06-synaptic-properties", "origin_url": "https://github.com/AllenNeuralDynamics/ComputationalReviewVIP/blob/95e761177f7d2ec565983d3307c14ec238f9677c/evidence/section_06_evidence_package.json", "commit_sha": "95e761177f7d2ec565983d3307c14ec238f9677c", "created_by": "persona-jerome-lecoq-gbo-neuroscience", "repository_url": "https://github.com/AllenNeuralDynamics/ComputationalReviewVIP" }