Braak stage 1, 100% of pigmented neurons left
parkinsonconnecting

Gene record

OSBPL1A

oxysterol binding protein like 1A

translation score 0.64, read 2026-10-28; 2 sealed predictions, 0 held; 2 receipts.

Six readers

readerfoundscore
genetics
Open Targets
no genetic evidence; overall 0.00 from other evidence0.00
cell type
Human Protein Atlas
cell type enhanced in oligodendrocytes (658 nCPM)1.00
chemistry
Open Targets
a small-molecule pocket0.60
trials
ClinicalTrials.gov
no Parkinson's trials on record: an open field1.00
literature
PubMed
no papers tie it to Parkinson's yet1.00
pathways
Reactome
3 pathways; mostly immune signalling0.90
proposal for OSBPL1A, translation score 0.64

Knock down and overexpress OSBPL1A in oligodendrocytes; measure IL-1β and TNF release and surface HLA-DR and α-synuclein uptake and myelin basic protein output under oxidative stress.

Cell type
oligodendrocytes
Direction
Both arms: public data does not say which way helps.
Molecular readout
IL-1β and TNF release and surface HLA-DR
Functional readout
α-synuclein uptake and myelin basic protein output under oxidative stress
Rule-out
If neither arm moves IL-1β by 20% or more against non-targeting and empty-vector controls, across three independent differentiations, the hypothesis is wrong.
Lab request
CRISPRi knockdown and lentiviral overexpression of OSBPL1A in iPSC-derived oligodendrocytes; n = 3 differentiations; readouts: IL-1β and TNF release and surface HLA-DR; α-synuclein uptake and myelin basic protein output under oxidative stress. Controls: non-targeting guide, empty vector. About 8 to 10 weeks, most of it differentiation.

Sealed predictions

  1. OSBPL1A in dopamine neurons, braak-0.49 (p 0.177) → +0.21 (p 0.581)receipt 12768
  2. OSBPL1A in oligodendrocytes, braak-0.03 (p 0.946) → +0.01 (p 0.982)receipt 12767

Swarm cases

receipt 12768: OSBPL1A in dopamine neurons, braak

power
full sample -0.04 (p 0.861, n 18), 95% CI -0.50 to +0.43. the interval is wide: not enough donors to tell.
confounder
adjusted for sex: -0.06 (p 0.807, n 18). does not hold up.
composition
dopamine neurons share of nuclei vs axis +0.05 (p 0.854); controlling for it: -0.16 (p 0.532, n 18). could be the mix.
skeptic
leave-one-out range -0.18 to +0.07, sign flips 3; without severely affected donors -0.04 (p 0.861, n 18). fragile.
cell type
no other cell group does better.
axis
no measure beats "tracks Braak Lewy-body stage" for OSBPL1A in dopamine neurons.

case closed: nothing better to follow up.

receipt 12767: OSBPL1A in oligodendrocytes, braak

power
full sample -0.04 (p 0.888, n 18), 95% CI -0.49 to +0.44. the interval is wide: not enough donors to tell.
confounder
adjusted for sex: -0.04 (p 0.888, n 18). does not hold up.
composition
oligodendrocytes share of nuclei vs axis +0.03 (p 0.915); controlling for it: -0.05 (p 0.847, n 18). could be the mix.
skeptic
leave-one-out range -0.17 to +0.06, sign flips 5; without severely affected donors -0.04 (p 0.888, n 18). fragile.
cell type
no other cell group does better.
axis
no measure beats "tracks Braak Lewy-body stage" for OSBPL1A in oligodendrocytes.

case closed: nothing better to follow up.

Receipts

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