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Phenotypes Associated with This Genotype
Genotype
MGI:2176748
Allelic
Composition
Bcl2tm1Dlo/Bcl2tm1Dlo
Genetic
Background
B6.129P2-Bcl2tm1Dlo
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Bcl2tm1Dlo mutation (0 available); any Bcl2 mutation (42 available)
phenotype observed in females
phenotype observed in males
N normal phenotype

The Bcl2l11tm3.1Boui mutation ameliorates the degenerative disorders of Bcl2tm1Dlo/Bcl2tm1Dlo mice

mortality/aging
• Background Sensitivity: this phenotype is more severe on an inbred C57BL/6 background than on a mixed 129 C57BL/6 background (J:73316)
• all homozygotes die from polycystic kidney disease between 3 and 8 weeks of age (J:73316)
• all homozygotes die from polycystic kidney disease between 2 and 4 weeks of age (J:104487)
• die by 50 days of age from the renal failure induced by polycystic kidney disease (PKD) (J:153846)

growth/size/body
• all homozygotes have short ears
• Background Sensitivity: this phenotype is more severe on an inbred C57BL/6 background than on a mixed 129 C57BL/6 background (J:73316)
• some cysts are present at P0 (J:73316)
• all homozygotes die from polycystic kidney disease between 3 and 8 weeks of age (J:73316)
• die by 50 days of age from the renal failure induced by polycystic kidney disease (PKD) (J:153846)
• Background Sensitivity: this phenotype is more severe on an inbred C57BL/6 background than on a mixed 129 C57BL/6 background (J:73316)
• all homozygotes become runted (J:73316)
• become runted (J:153846)
• decreased body weight at day 40

hearing/vestibular/ear
• all homozygotes have short ears

immune system
• presence of many apoptotic cell clusters
• irradiated mice reconstituted with mutant fetal liver cells have a 4- to 5- fold reduction in lymphocytes and myeloid cells compared to controls
• 5-10 mg vs. 60-100 mg in wild type
• atrophied spleen
• very few lymphoid follicles
• survival of mature resting T and B cells in the absence of cytokines is impaired compared to wild-type cells (J:73316)
• less than 1% of B cells are alive after 4 days of culturing without cytokines compared to over 10% of controls
• less than 1% of T cells are alive after 4 days of culturing without cytokines compared to over 10% of controls
• culturing with IL-7 fails to rescue T cells from apoptosis

renal/urinary system
• Background Sensitivity: this phenotype is more severe on an inbred C57BL/6 background than on a mixed 129 C57BL/6 background (J:73316)
• some cysts are present at P0 (J:73316)
• all homozygotes die from polycystic kidney disease between 3 and 8 weeks of age (J:73316)
• die by 50 days of age from the renal failure induced by polycystic kidney disease (PKD) (J:153846)
• at E15.5 metanephroi are smaller mostly as a result of reduced mesenchymal area of the cortex
• neonates have fewer nephrons and a narrower nephrogenic area
• at E15.5 the mesenchymal area of the cortex is reduced
• at E15.5 metanephroi are smaller mostly as a result of reduced mesenchymal area of the cortex
• neonates exhibit a narrower nephrogenic area
• neonates have fewer nephrons

craniofacial
• all homozygotes have short ears

hematopoietic system
• presence of many apoptotic cell clusters
• irradiated mice reconstituted with mutant fetal liver cells have a 4- to 5- fold reduction in lymphocytes and myeloid cells compared to controls
• 5-10 mg vs. 60-100 mg in wild type
• atrophied spleen
• very few lymphoid follicles
• survival of mature resting T and B cells in the absence of cytokines is impaired compared to wild-type cells (J:73316)
• less than 1% of B cells are alive after 4 days of culturing without cytokines compared to over 10% of controls
• less than 1% of T cells are alive after 4 days of culturing without cytokines compared to over 10% of controls
• culturing with IL-7 fails to rescue T cells from apoptosis

cellular
• less than 1% of B cells are alive after 4 days of culturing without cytokines compared to over 10% of controls
• less than 1% of T cells are alive after 4 days of culturing without cytokines compared to over 10% of controls
• culturing with IL-7 fails to rescue T cells from apoptosis
• presence of many apoptotic cell clusters


Contributing Projects:
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
01/28/2026
MGI 6.24
The Jackson Laboratory