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Primary topic: ABCA1 cholesterol efflux gene

ABCA1 Gene and Metabolism: What It Can Mean in a Pathway Report

ABCA1 supports cholesterol efflux and early HDL particle formation.

What is the ABCA1 gene?

ABCA1 helps move cholesterol and phospholipids onto apoA-I, an early step in HDL particle formation and reverse cholesterol transport context.

How ABCA1 affects metabolism

ABCA1-linked signals are interpreted through HDL-C and lipid particle context, not as proof that HDL function is good or bad.

What happens when ABCA1 is altered

Altered ABCA1 evidence should be validated with lipid markers and lifestyle context, especially activity and metabolic health.

Curated SNP evidence for ABCA1

These SNPs come from the approved study-level evidence model. Each claim is scored from curated study rows, then gated before it can influence pathway scoring.

Lipids

Evidence-backed report connection

ABCA1 currently has 1 curated SNPs, 1 claim-level scores, and 1 claims eligible for pathway scoring.

Open the sample report
rs1883025ABCA1 HDL-C supporting signal1 claims · 3 study rows

biomarker tendency · CC

ABCA1 HDL cholesterol and cholesterol efflux tendency

Moderate

rs1883025 CC carries two ABCA1 rs1883025 C alleles and is associated with higher HDL cholesterol tendency.

ABCA1 rs1883025 CC is staged as an HDL-C-raising tendency signal at a cholesterol-efflux gene.

Likely effectHigher biomarker tendency
Signal sizeSmall signal
Evidence supportStrong support
Report useIncluded in pathway scoring
Show study evidence
PLOS ONE gene-centric lipid meta-analysisgwas · directThe checked gene-centric lipid meta-analysis reports ABCA1 rs1883025 C as an HDL-C-increasing allele in European rows. The sample CC genotype carries two C alleles.PMID 31694877 ABCA1 physical-activity interaction studybiomarker association · directThe checked JLR study reports that each major C allele at ABCA1 rs1883025 increased log-transformed HDL-C in men with medium or high physical activity, with attenuation in inactive men. This supports C as the HDL-C-raising allele while preserving an activity-context caveat.Chinese population lipid replication studybiomarker association · directThe checked Chinese lipid replication study reports rs1883025 C/T with the minor T allele associated with lower HDL-C in combined cohorts. This supports the opposite C allele as the higher-HDL-C allele for the sample CC genotype.

Common symptoms people report

  • unclear HDL-C patterns
  • lipid results that shift with exercise
  • family context around cholesterol markers

Biomarkers to validate

HDL-C

Basic marker connected to the tracked common-variant evidence.

ApoB

Keeps HDL context anchored to particle burden.

Triglycerides

Helps interpret HDL patterns in metabolic context.

Where DNA analysis helps

DNA helps decide whether cholesterol efflux and HDL biogenesis should be part of lipid follow-up.

Example interpretation

ABCA1 may add useful context when its SNP evidence lines up with the broader pathway signal.

Suggested validation: HDL-C with ApoB and triglycerides.

What to do next

  • Interpret HDL-C together with ApoB and triglycerides.
  • Consider activity level before overreading HDL signals.
  • Avoid treating higher HDL-C as automatically protective.

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