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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

11: Mitochondrial Weakness: Targeting Dnmt3a-Mutant Clonal Hematopoiesis

Episode 11

April 19, 2025

11: Mitochondrial Weakness: Targeting Dnmt3a-Mutant Clonal Hematopoiesis

Nature Communications (2025) 16:3306 et al., Nature Communications - This study shows that Dnmt3a-mutant hematopoietic stem and progenitor cells (HSPCs) sustain elevated mitochondrial membrane...

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00:19:15

10: Assessing DNA variants for antisense oligonucleotide therapy

Episode 10

April 18, 2025

10: Assessing DNA variants for antisense oligonucleotide therapy

Cheerie D et al., The American Journal of Human Genetics - This episode summarizes the N1C VARIANT consensus guidelines (version 1.0) that define a...

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00:19:38

9: MrDAG and the causal architecture of mental health

Episode 9

April 18, 2025

9: MrDAG and the causal architecture of mental health

Zuber V et al., The American Journal of Human Genetics - Zuber et al. introduce MrDAG, a Bayesian causal graphical model that combines Mendelian...

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00:20:34

8: A structural variation reference for medical and population genetics

Episode 8

April 17, 2025

8: A structural variation reference for medical and population genetics

Collins RL et al et al., Nature - This episode reviews gnomAD-SV, a sequence-resolved reference of structural variants from 14,891 genomes that catalogs 433,371...

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00:24:51

7: Using high-resolution variant frequencies to empower clinical genome interpretation

Episode 7

April 17, 2025

7: Using high-resolution variant frequencies to empower clinical genome interpretation

Whiffin N et al., Genetics in Medicine - A statistical framework uses large reference allele-frequency data (ExAC) together with disease prevalence, heterogeneity, penetrance, and...

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00:19:10

6: TRMT1, tRNA m2,2G, and Intellectual Disability

Episode 6

April 17, 2025

6: TRMT1, tRNA m2,2G, and Intellectual Disability

Efthymiou S et al., The American Journal of Human Genetics - A global cohort study identifies bi-allelic TRMT1 variants that cause developmental delay and...

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00:26:15