HDAC4 inhibition and NHE6 expression mechanism study

Exploratory Score: 0.850 Price: $0.50 Alzheimer's disease Status: proposed

What This Experiment Tests

Exploratory experiment designed to discover new patterns targeting HDAC4, NHE6, LRP1 in unspecified model. Primary outcome: HDAC4 nuclear translocation inhibition and NHE6 expression restoration

Description

This experiment investigated the molecular mechanism by which SAHA@LIPO-ANG2 nanoparticles inhibit HDAC4 nuclear translocation and restore NHE6 expression. The study examined how HDAC4 acts as an upstream transcriptional repressor of sodium-hydrogen exchanger 6 (NHE6), and how inhibiting HDAC4 restores NHE6 expression. The researchers validated that restoration of NHE6 expression corrects endosomal hyperacidification and rescues trafficking and plasma membrane expression of LRP1, a key Aβ clearance receptor. This work established the HDAC4-NHE6-pH regulatory axis as a critical pathway in amyloid clearance mechanisms.

TARGET GENE
HDAC4, NHE6, LRP1
MODEL SYSTEM
N/A
ESTIMATED COST
$0
TIMELINE
0 months
PATHWAY
HDAC4-NHE6-pH regulatory axis, endosomal pH regulation, LRP1 trafficking
SOURCE
extracted_from_pmid_41933339
PRIMARY OUTCOME
HDAC4 nuclear translocation inhibition and NHE6 expression restoration

Scoring Dimensions

Info Gain 0.00 (25%) Feasibility 0.00 (20%) Hyp Coverage 0.00 (20%) Cost Effect. 0.00 (15%) Novelty 0.00 (10%) Ethical Safety 0.00 (10%) 0.850 composite

📖 Wiki Pages

LRP1 GenegeneHDAC4 GenegeneHDAC4 ProteinproteinLRP1-Enhanced Perivascular Drainage TherapyideaLRP1 ProteinproteinLRP1 (Low-Density Lipoprotein Receptor-Related ProproteinHDAC4 ProteinproteinLRP1-Mediated Amyloid-Beta Clearance in NeurodegenmechanismLRP1-Targeted ApoE-Mimetic Peptide DeliveryideaLRP1-ApoE Signaling CascadepathwayDLB, Parkinson's Disease, and Alzheimer's Disease:diseasePSEN2 Mutations in Alzheimer's DiseasediseaseSporadic vs Familial Alzheimer's Disease: ComprehediseaseTREM2 Variants in Alzheimer's DiseasediseasePSEN1 Mutations in Alzheimer's Diseasedisease

Protocol

Treatment with SAHA@LIPO-ANG2 nanoparticles, assessment of HDAC4 nuclear translocation, measurement of NHE6 expression levels, evaluation of endosomal pH and LRP1 trafficking

Expected Outcomes

Inhibition of HDAC4 nuclear translocation would restore NHE6 expression and normalize endosomal pH

Success Criteria

Reduced HDAC4 nuclear translocation, increased NHE6 expression, normalized endosomal pH, restored LRP1 plasma membrane expression

Related Hypotheses (5)

LRP1-Dependent Tau Uptake Disruption0.979
TREM2-mediated microglial tau clearance enhancement0.800
LRP1-Dependent Tau Uptake Disruption0.747
APOE Isoform Expression Across Glial Subtypes0.743
Extracellular Vesicle Biogenesis Modulation0.635

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