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Phenotype Image Detail
Image
Caption Abnormal cardiac histology in Klf3m1Cmhd/Klf3m1Cmhd (Klf3H275R/H275R) and Klf3m1Cmhd/Klf3+ (Klf3H275R/+) embryos. In homozygotes, histological images showed thinned and disorganized ventricular myocardium and septum (A) at E12.5 and (B) in a rare homozygous survivor at E14.5 (two section levels from same specimen are shown). At E14.5, ventricular (VSD) and atrial septation defects (ASD) were observed in some homozygote and heterozygote hearts. (B) The interventricular septum of heterozygotes at E14.5 appeared thickened relative to WT and homozygotes (black arrows). (C) Heterozygous mutant hearts at E14.5 exhibited thickened myocardial and septal wall thicknesses (arrows), diminished left and right ventricular lumens (*), and (D) abnormal hyperplasia of atrioventricular cushion tissue (arrows) (enlargement from (C)). All homozygotes died prenatally. About half of the heterozygotes died before weaning.
Copyright This image is from Kelsey L, PLoS Genet 2013;9(7):e1003612, and is displayed under the terms of the Creative Commons Attribution 4.0 International License. J:206507
Associated
Alleles
Symbol Name
Klf3m1Cmhd Kruppel-like transcription factor 3 (basic); mutation 1, Centre for Modeling Human Disease
Associated
Genotypes
Allelic Composition Genetic Background
Klf3m1Cmhd/Klf3+ involves: C3H/HeJ * C57BL/6J
Klf3m1Cmhd/Klf3m1Cmhd involves: C3H/HeJ * C57BL/6J

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Mouse Genome Database (MGD), Gene Expression Database (GXD), Mouse Models of Human Cancer database (MMHCdb) (formerly Mouse Tumor Biology (MTB)), Gene Ontology (GO)
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last database update
05/07/2024
MGI 6.23
The Jackson Laboratory