Researchtriad designreproductive geneticsassisted reproductive technologyhaplin
Researchers Develop Method Disentangling Parental And Fetal Genetics
9.0
On December 1, 2025, Skodvin et al. publish a statistical extension of the case-parent triad design to jointly estimate parental and fetal genetic effects, applying it genome-wide to roughly 43,000 Norwegian family triads and dyads, including 1,336 ART-conceived offspring. They report genome-wide significant fetal loci in MDC1, MICB, HCP5, and NOTCH4 and distinct parental interaction associations differing between ART and non-ART samples.
Key Points
- 1Identify genome-wide significant fetal SNPs in MDC1, MICB, HCP5, and NOTCH4.
- 2Demonstrate parental and fetal genetic confounding, requiring joint triad model to separate effects.
- 3Enable researchers to distinguish infertility-related parental interactions from fetal viability loci in GWAS.
Scoring Rationale
Novel joint triad method and genome-wide findings, strong peer-reviewed evidence, but scope focuses on reproductive genetics and Norwegian cohort.
Sources
Public references used for this report.
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