Braak stage 1, 100% of pigmented neurons left
parkinsonconnecting

Gene record

ITGA8

integrin subunit alpha 8

translation score 0.54, read 2026-10-18; 2 sealed predictions, 0 held; 3 receipts.

Six readers

readerfoundscore
genetics
Open Targets
genetic association 0.31 (overall 0.20)0.31
cell type
Human Protein Atlas
cell type enhanced, including oligodendrocyte progenitor cells; strongest in vascular smooth muscle cells0.75
chemistry
Open Targets
reachable by antibody0.45
trials
ClinicalTrials.gov
no Parkinson's trials on record: an open field1.00
literature
PubMed
9 Parkinson's papers of 1790.70
pathways
Reactome
5 pathways; mostly other0.30

No case: the score is under the bar. Receipt 2018

Sealed predictions

  1. ITGA8 in dopamine neurons, braak+0.24 (p 0.533) → +0.09 (p 0.821)receipt 2025
  2. ITGA8 in oligodendrocytes, braak-0.75 (p 0.019) → +0.54 (p 0.130)receipt 2024

Swarm cases

receipt 2025: ITGA8 in dopamine neurons, braak

power
full sample +0.22 (p 0.386, n 18), 95% CI -0.28 to +0.62. the interval is wide: not enough donors to tell.
confounder
adjusted for sex: +0.22 (p 0.379, n 18). does not hold up.
composition
dopamine neurons share of nuclei vs axis +0.05 (p 0.854); controlling for it: +0.31 (p 0.207, n 18). could be the mix.
skeptic
leave-one-out range +0.10 to +0.34, sign flips 0; without severely affected donors +0.22 (p 0.386, n 18). fragile.
cell type
no other cell group does better.
axis
no measure beats "tracks Braak Lewy-body stage" for ITGA8 in dopamine neurons.

case closed: nothing better to follow up.

receipt 2024: ITGA8 in oligodendrocytes, braak

power
full sample -0.13 (p 0.615, n 18), 95% CI -0.56 to +0.36. the interval is wide: not enough donors to tell.
confounder
adjusted for sex: -0.16 (p 0.538, n 18). does not hold up.
composition
oligodendrocytes share of nuclei vs axis +0.03 (p 0.915); controlling for it: -0.21 (p 0.408, n 18). could be the mix.
skeptic
leave-one-out range -0.26 to -0.00, sign flips 0; without severely affected donors -0.13 (p 0.615, n 18). fragile.
cell type
no other cell group does better.
axis
no measure beats "tracks Braak Lewy-body stage" for ITGA8 in oligodendrocytes.

case closed: nothing better to follow up.

Receipts

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