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Phenotypes associated with this allele
Allele Symbol
Allele Name
Allele ID 		Runx1tm5Spe
targeted mutation 5, Nancy A Speck
MGI:3707170
Summary 2 genotypes
Jump to Allelic Composition Genetic Background Genotype ID
hm1
 		Runx1tm5Spe/Runx1tm5Spe involves: 129/Sv * C57BL/6 MGI:3709732
ht2
 		Runx1tm5Spe/Runx1+ involves: 129/Sv * C57BL/6 MGI:3709728


Genotype
MGI:3709732
hm1
Allelic
Composition		 Runx1tm5Spe/Runx1tm5Spe
Genetic
Background		 involves: 129/Sv * C57BL/6
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Runx1tm5Spe mutation (0 available); any Runx1 mutation (34 available)
♀ phenotype observed in females
♂ phenotype observed in males
N normal phenotype
mortality/aging
embryonic lethality during organogenesis, complete penetrance ( J:120100 )
• embryos die midgestation with phenotype identical to Runxtm1Dow or Runxtm1Spe homozygotes; no data is provided

embryo
abnormal embryonic hematopoiesis ( J:120100 )
• animals have essentially no fetal liver or aorta/gonad/mesonephros (AGM) colony forming units-culture (CFU-C)

hematopoietic system
abnormal embryonic hematopoiesis ( J:120100 )
• animals have essentially no fetal liver or aorta/gonad/mesonephros (AGM) colony forming units-culture (CFU-C)

cardiovascular system

nervous system

homeostasis/metabolism




Genotype
MGI:3709728
ht2
Allelic
Composition		 Runx1tm5Spe/Runx1+
Genetic
Background		 involves: 129/Sv * C57BL/6
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Runx1tm5Spe mutation (0 available); any Runx1 mutation (34 available)
♀ phenotype observed in females
♂ phenotype observed in males
N normal phenotype
embryo
abnormal embryonic hematopoiesis ( J:120100 )
• at E11.5, numbers of CFU-C is reduced slightly more than in Runx1tm1Spe/+ fetuses but is significantly less than in Runx1tm6Spe/+ fetuses

hematopoietic system
abnormal embryonic hematopoiesis ( J:120100 )
• at E11.5, numbers of CFU-C is reduced slightly more than in Runx1tm1Spe/+ fetuses but is significantly less than in Runx1tm6Spe/+ fetuses
decreased CD4-positive, alpha-beta T cell number ( J:120100 )
• animals have a smaller percentage of CD4+ cells and a lower CD4+:CD8+ ratio than Runx1tm1Spe/+ adults

immune system
decreased CD4-positive, alpha-beta T cell number ( J:120100 )
• animals have a smaller percentage of CD4+ cells and a lower CD4+:CD8+ ratio than Runx1tm1Spe/+ adults




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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Send questions and comments to User Support. 		last database update
11/12/2024
MGI 6.24 		The Jackson Laboratory