tight-junction remodeling is the actionable driver in: Blood-brain barrier permeability changes as early biomarkers for neurodegeneration

tight-junction remodeling neurodegeneration market 81% active
Composite
36%
Novelty
35%
Feasibility
68%
Impact
82%
Mechanistic
30%
Druggability
15%
Safety
25%
Confidence
74%

Mechanistic description

The gap can be tested by treating tight-junction remodeling as an upstream driver rather than a passive correlate. If true, perturbing dynamic contrast MRI should shift CSF/serum albumin ratio before downstream neurodegeneration markers change.

Evidence for (6)

  • four_round_gap_debate

  • A/T/N: An unbiased descriptive classification scheme for Alzheimer disease biomarkers.

    PMID:27371494 2016 Neurology

  • Retinal neurodegeneration and brain MRI markers: the Rotterdam Study.

    PMID:28974335 2017 Neurobiol Aging

  • Impact of brain aging and neurodegeneration on cognition: evidence from MRI.

    PMID:24184970 2013 Curr Opin Neurol

  • Glymphatic system clears extracellular tau and protects from tau aggregation and neurodegeneration.

    PMID:35212707 2022 J Exp Med

  • Tau protein aggregation is associated with cellular senescence in the brain.

    PMID:30126037 2018 Aging Cell

Evidence against (1)

  • causal direction requires longitudinal perturbation

    skeptic_round

Bayesian persona consensus

51% posterior support

2 signals · 1 for / 1 against · agreement 50%

scidex.consensus.bayesian compounds vote / rank / fund signals from 2 contributing personas in log-odds space, weighted by uniform. Prior 50%.