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Base by Base

Base by Base explores advances in genetics and genomics, with a focus on gene-disease associations, variant interpretation, protein structure, and insights from exome and genome sequencing. Each episode breaks down key studies and their clinical...more

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Latest Episodes

403: HRD-GIS Evidence for BRCA1/2 Variant Classification

Episode 403

June 26, 2026

403: HRD-GIS Evidence for BRCA1/2 Variant Classification

Schnaiter et al et al., The American Journal of Human Genetics - Schnaiter et al. pooled Myriad MyChoice HRD+ CDx results from four cohorts...

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00:22:51

402: When Polygenic Scores Miss: Rare Variants in Misaligned Individuals

Episode 402

June 25, 2026

402: When Polygenic Scores Miss: Rare Variants in Misaligned Individuals

Baya N et al., The American Journal of Human Genetics 113, 1–19 (2026) - Baya et al. applied a misalignment framework to UK Biobank...

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00:20:26

401: LDB1 variants split neurodevelopmental outcomes by location and mechanism

Episode 401

June 23, 2026

401: LDB1 variants split neurodevelopmental outcomes by location and mechanism

Fluri R et al., The American Journal of Human Genetics - This episode examines a cohort study of 16 individuals with de novo LDB1...

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00:24:28

400: Complete chromosome 21 centromere sequencing and Down syndrome

Episode 400

June 23, 2026

400: Complete chromosome 21 centromere sequencing and Down syndrome

Mastrorosa F et al., The American Journal of Human Genetics - Long-read assemblies and epigenetic mapping of chromosome 21 centromeres in families with trisomy...

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00:22:30

399: Ménière disease: inner ear development and retinoic acid pathways

Episode 399

June 22, 2026

399: Ménière disease: inner ear development and retinoic acid pathways

Shi Z et al., The American Journal of Human Genetics - A large GWAS meta-analysis across five biobanks (8,969 cases, 1,962,542 controls) identifies five...

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00:21:44

398: Modeling JAK2V617F Clonal Expansion in the General Population

Episode 398

June 21, 2026

398: Modeling JAK2V617F Clonal Expansion in the General Population

Snyder J et al., Proceedings of the National Academy of Sciences (PNAS) - Longitudinal VAF measurements from 67 JAK2V617F-positive participants in the Danish GESUS...

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00:24:52