2,032 results found
    1. Genetics and Genomics

    Large, three-generation human families reveal post-zygotic mosaicism and variability in germline mutation accumulation

    Thomas A Sasani, Brent S Pedersen ... Aaron R Quinlan
    Rates of germline mutation accumulation are highly variable across families of similar genetic ancestry, and post-zygotic mosaicism is a substantial source of de novo mutations.
    1. Genetics and Genomics

    Quantifying concordant genetic effects of de novo mutations on multiple disorders

    Hanmin Guo, Lin Hou ... Qiongshi Lu
    EncoreDNM identifies abundant enrichment correlations across disorders for de novo mutations.
    1. Medicine
    2. Neuroscience

    Two de novo GluN2B mutations affect multiple NMDAR-functions and instigate severe pediatric encephalopathy

    Shai Kellner, Abeer Abbasi ... Shai Berlin
    Two novel mutations in the GRIN2B gene reduce glutamate affinity by >1000-fold, reduce the receptors proton-sensitivity, and exert a dominant-negative effect over receptors in neurons.
    1. Evolutionary Biology
    2. Genetics and Genomics

    Testis single-cell RNA-seq reveals the dynamics of de novo gene transcription and germline mutational bias in Drosophila

    Evan Witt, Sigi Benjamin ... Li Zhao
    Single-cell RNA-sequencing and germline substitutions provide novel insights into how testis is a hotspot for evolutionary innovation of genes, expression, and mutation at the single-cell level.
    1. Evolutionary Biology
    2. Genetics and Genomics

    Epistasis between mutator alleles contributes to germline mutation spectrum variability in laboratory mice

    Thomas A Sasani, Aaron R Quinlan, Kelley Harris
    Germline mutation rates in mice are shaped by two mutator alleles that interact epistatically, showing that DNA repair defects that map to different loci can have snowballing effects.
    1. Evolutionary Biology
    2. Genetics and Genomics

    A de novo evolved gene in the house mouse regulates female pregnancy cycles

    Chen Xie, Cemalettin Bekpen ... Diethard Tautz
    A female specifically expressed new protein-coding gene that has emerged out of non-coding sequences without detectable signatures of adaptive evolution affects female pregnancy cycles.
    1. Medicine

    Trio-based whole exome sequencing in patients with suspected sporadic inborn errors of immunity: A retrospective cohort study

    Anne Hebert, Annet Simons ... Caspar I van der Made
    Systematic assessment of de novo variants in patients with sporadic inborn errors of immunity led to the identification of promising candidate variants in known and novel immune genes, supporting its implementation in the routine diagnostic evaluation of these patients.
    1. Genetics and Genomics
    2. Medicine

    Unbiased mosaic variant assessment in sperm: a cohort study to test predictability of transmission

    Martin W Breuss, Xiaoxu Yang ... Joseph G Gleeson
    The abundance of mosaic variants detected directly in sperm accurately predicts their transmission to concepti.
    1. Chromosomes and Gene Expression
    2. Genetics and Genomics

    Recurrent gain of function mutation in calcium channel CACNA1H causes early-onset hypertension with primary aldosteronism

    Ute I Scholl, Gabriel Stölting ... Richard P Lifton
    A novel Mendelian disease featuring early-onset hypertension is caused by a recurrent gain of function mutation in CACNA1H, which encodes the voltage-gated calcium channel Cav3.2.
    1. Evolutionary Biology
    2. Genetics and Genomics

    Hybridization alters the shape of the genotypic fitness landscape, increasing access to novel fitness peaks during adaptive radiation

    Austin H Patton, Emilie J Richards ... Christopher H Martin
    Hybridization not only generates genetic diversity, but this diversity can alter the shape of the fitness landscape, changing which genotypic combinations are favored by natural selection and which accessible genotypic paths lead to novel fitness peaks.

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