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Phenotypes associated with this allele
Allele Symbol
Allele Name
Allele ID 		Runx1tm7Spe
targeted mutation 7, Nancy A Speck
MGI:3707172
Summary 2 genotypes
Jump to Allelic Composition Genetic Background Genotype ID
hm1
 		Runx1tm7Spe/Runx1tm7Spe involves: 129/Sv * C57BL/6 MGI:3709736
ht2
 		Runx1tm7Spe/Runx1+ involves: 129/Sv * C57BL/6 MGI:3709730


Genotype
MGI:3709736
hm1
Allelic
Composition		 Runx1tm7Spe/Runx1tm7Spe
Genetic
Background		 involves: 129/Sv * C57BL/6
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Runx1tm7Spe 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 at E11.5 have essentially no fetal liver or aorta/gonad/mesonephros (AGM) colony forming units-culture (CFU-C)

hematopoietic system
abnormal embryonic hematopoiesis ( J:120100 )
• animals at E11.5 have essentially no fetal liver or aorta/gonad/mesonephros (AGM) colony forming units-culture (CFU-C)

cardiovascular system

nervous system

homeostasis/metabolism




Genotype
MGI:3709730
ht2
Allelic
Composition		 Runx1tm7Spe/Runx1+
Genetic
Background		 involves: 129/Sv * C57BL/6
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Runx1tm7Spe mutation (0 available); any Runx1 mutation (34 available)
♀ phenotype observed in females
♂ phenotype observed in males
N normal phenotype
embryo

hematopoietic system
decreased CD4-positive, alpha-beta T cell number ( J:120100 )
• a significant decrease in percentage of CD4+ splenic T cells, and in the CD4+:CD8+ ratio is observed compared to wild-type adults, but percentage of CD8+ T cells is not changed

immune system
decreased CD4-positive, alpha-beta T cell number ( J:120100 )
• a significant decrease in percentage of CD4+ splenic T cells, and in the CD4+:CD8+ ratio is observed compared to wild-type adults, but percentage of CD8+ T cells is not changed




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
12/10/2024
MGI 6.24 		The Jackson Laboratory