ID: hyp-SDA-2026-04-08-gap-pubmed-20260406-0
Hypothesis

Developmental Critical Period Extension for Memory Recovery

The transgenerational stability of migration routes suggests extended critical periods for spatial learning.
🧬 PSD-95, CREB, perineuronal net components🩺 spatial-memory🎯 Composite 46%💱 $0.52▲6.0%active
spatial memory
EvidencePending (0%)📖 5 cit🗣 1 debates 5 support 1 oppose
✓ All Quality Gates Passed
Mechanistic 0.50 (15%) Evidence 0.50 (15%) Novelty 0.50 (12%) Feasibility 0.50 (12%) Impact 0.00 (12%) Druggability 0.50 (10%) Safety 0.50 (8%) Competition 0.50 (6%) Data Avail. 0.50 (5%) Reproducible 0.50 (5%) KG Connect 0.50 (8%) 0.455 composite

🧪 Overview

The transgenerational stability of migration routes suggests extended critical periods for spatial learning. Pharmacologically reopening critical periods could allow recovery of lost spatial memories.

🧬 Mechanism

🔗 Mechanism from KG for PSD-95, CREB, perineuronal net components

Auto-built from this analysis's top knowledge-graph edges.

graph TD
    AMPK["AMPK"] -->|regulates| mitochondrial_biogenesis["mitochondrial_biogenesis"]
    PGC_1_["PGC-1α"] -->|activates| oxidative_metabolism["oxidative_metabolism"]
    BDNF["BDNF"] -->|enhances| synaptic_plasticity["synaptic_plasticity"]
    BDNF_1["BDNF"] -->|activates| memory_formation["memory formation"]
    Glucocorticoid_receptor["Glucocorticoid receptor"] -->|regulates| Stress_response["Stress response"]
    CLOCK["CLOCK"] -->|regulates| Circadian_rhythm["Circadian rhythm"]
    BMAL1["BMAL1"] -->|regulates| Circadian_rhythm_2["Circadian rhythm"]
    DNMT3A["DNMT3A"] -->|regulates| EPIGENETIC_MODIFICATION["EPIGENETIC MODIFICATION"]
    n5_azacytidine["5-azacytidine"] -.->|inhibits| DNMT3A_3["DNMT3A"]
    Decitabine["Decitabine"] -.->|inhibits| DNMT3A_4["DNMT3A"]
    hippocampal_place_cells["hippocampal_place_cells"] -->|regulates| spatial_memory["spatial memory"]
    FKBP5["FKBP5"] -->|modulates| glucocorticoid_signaling["glucocorticoid_signaling"]
    style AMPK fill:#ce93d8,stroke:#333,color:#000
    style mitochondrial_biogenesis fill:#81c784,stroke:#333,color:#000
    style PGC_1_ fill:#ce93d8,stroke:#333,color:#000
    style oxidative_metabolism fill:#81c784,stroke:#333,color:#000
    style BDNF fill:#ce93d8,stroke:#333,color:#000
    style synaptic_plasticity fill:#81c784,stroke:#333,color:#000
    style BDNF_1 fill:#ce93d8,stroke:#333,color:#000
    style memory_formation fill:#4fc3f7,stroke:#333,color:#000
    style Glucocorticoid_receptor fill:#4fc3f7,stroke:#333,color:#000
    style Stress_response fill:#4fc3f7,stroke:#333,color:#000
    style CLOCK fill:#ce93d8,stroke:#333,color:#000
    style Circadian_rhythm fill:#81c784,stroke:#333,color:#000
    style BMAL1 fill:#ce93d8,stroke:#333,color:#000
    style Circadian_rhythm_2 fill:#81c784,stroke:#333,color:#000
    style DNMT3A fill:#ce93d8,stroke:#333,color:#000
    style EPIGENETIC_MODIFICATION fill:#4fc3f7,stroke:#333,color:#000
    style n5_azacytidine fill:#4fc3f7,stroke:#333,color:#000
    style DNMT3A_3 fill:#ce93d8,stroke:#333,color:#000
    style Decitabine fill:#4fc3f7,stroke:#333,color:#000
    style DNMT3A_4 fill:#ce93d8,stroke:#333,color:#000
    style hippocampal_place_cells fill:#4fc3f7,stroke:#333,color:#000
    style spatial_memory fill:#4fc3f7,stroke:#333,color:#000
    style FKBP5 fill:#ce93d8,stroke:#333,color:#000
    style glucocorticoid_signaling fill:#81c784,stroke:#333,color:#000

⚖️ Evidence

⚖️ Evidence Matrix5 supports0 contradicts
Supports
The advances of post-stroke depression: 2021 update.
J Neurol2022PMID:34052887medium
Supports
Research progress on post-stroke depression.
Exp Neurol2024PMID:38141804medium
Supports
Pathophysiology and Current Drug Treatments for Post-Stroke Depression: A Review.
Int J Mol Sci2022PMID:36499434medium
Supports
Phase Transition in Postsynaptic Densities Underlies Formation of Synaptic Complexes and Synaptic Plasticity.
Cell2016PMID:27565345medium
Supports
Melatonin regulates the circadian rhythm to ameliorate postoperative sleep disorder and neurobehavioral abnormalities in aged mice.
CNS Neurosci Ther2024PMID:37736695medium
📖 Linked Papers

No linked papers recorded for this hypothesis yet.

🏥 Translation

🧬 3D Protein Structure — PSD-95

No curated PDB or AlphaFold mapping for PSD-95 yet. Search RCSB →

💉 Clinical Trials

No clinical trials data linked to this hypothesis yet.

No curated ClinVar variants loaded for this hypothesis.

Run scripts/backfill_clinvar_variants.py to fetch P/LP/VUS variants.

🔍 Search ClinVar for PSD-95, CREB, perineuronal net components →

No DepMap CRISPR Chronos data found for PSD-95, CREB, perineuronal net components.

Run python3 scripts/backfill_hypothesis_depmap.py to populate.

🏆 Tournament

🏆 Arenas / Elo

No arena matches recorded yet. Browse Arenas →

📊 Market Indicators

7d Trend
Stable
7d Momentum
▲ 0.0%
Volatility
High
0.0535
Events (7d)
0
Price History
▲6.0%

💾 Resource Usage

LLM Tokens
14,614
$0.0877
Total Cost
$0.0877

🔮 Predictions

🔎 Predictions vs Observations2 predictions · 0 with recorded observations
PredictionPredictedObservedStatusConf
IF aged (18-20 month old) APP/PS1 Alzheimer's model mice receive combined AAV-mediated hippocampal PSD-95 overexpression and systemic CTerminal Fragment inhibitor (次) treatment, THEN their performanceBarnes maze primary latency reduced by ≥50% (from ~180s to ≤90s) and spatial preference accuracy improved to ≥70% target quadrant occupancy— no observation —pending0.55
IF middle-aged (12-14 month old) C57BL/6 mice with established Morris water maze deficits receive intrahippocampal chondroitinase ABC infusion combined with 2 weeks of spatial training, THEN their plaMorris water maze escape latency reduced by ≥40% (from ~45s to ≤27s) in the chondroitinase + training group versus enzyme-only or training-only controls— no observation —pending0.65
🔮 Falsifiable Predictions (2)
pendingconf 65%
IF middle-aged (12-14 month old) C57BL/6 mice with established Morris water maze deficits receive intrahippocampal chondroitinase ABC infusion combined with 2 weeks of spatial training, THEN their platform localization latency will improve by at least 40% compared to enzyme-only controls within 4 we
Predicted outcome: Morris water maze escape latency reduced by ≥40% (from ~45s to ≤27s) in the chondroitinase + training group versus enzyme-only or training-only contro
Falsification: No significant improvement in spatial memory performance (latency difference <20%) between intervention and control groups, or equivalent performance decline in both groups
pendingconf 55%
IF aged (18-20 month old) APP/PS1 Alzheimer's model mice receive combined AAV-mediated hippocampal PSD-95 overexpression and systemic CTerminal Fragment inhibitor (次) treatment, THEN their performance on the Barnes maze will show ≥50% reduction in primary latency compared to vector-only controls wit
Predicted outcome: Barnes maze primary latency reduced by ≥50% (from ~180s to ≤90s) and spatial preference accuracy improved to ≥70% target quadrant occupancy
Falsification: No difference in spatial memory metrics between intervention and control groups (p>0.05), or equivalent deterioration indicating critical period closure is irreversible
Metadatasource: v1_phase_c_backfill · origin_type: debate_synthesis
sourcev1_phase_c_backfill
origin_typedebate_synthesis
_schema_version1
📊 Evidence Profile
Evidence Balance
+0%
Certainty
0%
Debates
0
Incoming
0
Outgoing
0
0 supporting 0 contradicting 0 neutral
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