About   Help   FAQ
Phenotypes associated with this allele
Allele Symbol
Allele Name
Allele ID
Tg(Mef2c-cre)#Blk
transgene insertion, Brian L Black
MGI:4940068
Summary 5 genotypes
Jump to Allelic Composition Genetic Background Genotype ID
cn1
Hand2tm1Dsr/Hand2tm2.1Dsr
Tg(Mef2c-cre)#Blk/0
involves: 129 * 129S7/SvEvBrd * C57BL/6 MGI:4940093
cn2
Nkx2-5tm1Krc/Nkx2-5tm1Krc
Tg(Mef2c-cre)#Blk/0
involves: 129 * C57BL/6 MGI:5643690
cn3
Arhgef25tm1.1Xya/Arhgef25tm1.1Xya
Tg(Mef2c-cre)#Blk/0
involves: 129S4/SvJaeSor * C57BL/6 MGI:5426697
cn4
Irx3tm3Hui/Irx3tm3Hui
Irx5tm3Hui/Irx5tm3Hui
Tg(Mef2c-cre)#Blk/0
Not Specified MGI:5444487
cn5
Zic3tm1.1Smwa/Y
Tg(Mef2c-cre)#Blk/0
Not Specified MGI:5476841


Genotype
MGI:4940093
cn1
Allelic
Composition
Hand2tm1Dsr/Hand2tm2.1Dsr
Tg(Mef2c-cre)#Blk/0
Genetic
Background
involves: 129 * 129S7/SvEvBrd * C57BL/6
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Hand2tm1Dsr mutation (0 available); any Hand2 mutation (12 available)
Hand2tm2.1Dsr mutation (0 available); any Hand2 mutation (12 available)
Tg(Mef2c-cre)#Blk mutation (0 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
mortality/aging

cardiovascular system
• immature truncus arteriosis
• mice lack the anlage of the tricuspid valve between the right atrium and ventricle unlike wild-type mice
• at E9.5 but not as severely as in Hand2tm1Dsr homozygotes

muscle




Genotype
MGI:5643690
cn2
Allelic
Composition
Nkx2-5tm1Krc/Nkx2-5tm1Krc
Tg(Mef2c-cre)#Blk/0
Genetic
Background
involves: 129 * C57BL/6
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Nkx2-5tm1Krc mutation (0 available); any Nkx2-5 mutation (21 available)
Tg(Mef2c-cre)#Blk mutation (0 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
mortality/aging
• early embryonic lethality at E10-E10.5

cardiovascular system
• foreshortened outflow tract
• loss of right ventricle




Genotype
MGI:5426697
cn3
Allelic
Composition
Arhgef25tm1.1Xya/Arhgef25tm1.1Xya
Tg(Mef2c-cre)#Blk/0
Genetic
Background
involves: 129S4/SvJaeSor * C57BL/6
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Arhgef25tm1.1Xya mutation (0 available); any Arhgef25 mutation (35 available)
Tg(Mef2c-cre)#Blk mutation (0 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
mortality/aging
N
• mice are born in the expected Mendelian ratio

cardiovascular system
N
• mice exhibit normal development of the second heart field




Genotype
MGI:5444487
cn4
Allelic
Composition
Irx3tm3Hui/Irx3tm3Hui
Irx5tm3Hui/Irx5tm3Hui
Tg(Mef2c-cre)#Blk/0
Genetic
Background
Not Specified
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Irx3tm3Hui mutation (0 available); any Irx3 mutation (24 available)
Irx5tm3Hui mutation (0 available); any Irx5 mutation (30 available)
Tg(Mef2c-cre)#Blk mutation (0 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
cardiovascular system
• recapitulates outflow tract abnormalities seen in germ line double null mice




Genotype
MGI:5476841
cn5
Allelic
Composition
Zic3tm1.1Smwa/Y
Tg(Mef2c-cre)#Blk/0
Genetic
Background
Not Specified
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Tg(Mef2c-cre)#Blk mutation (0 available)
Zic3tm1.1Smwa mutation (0 available); any Zic3 mutation (37 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
normal phenotype
• viable with no cardiac looping defects detected





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)
Citing These Resources
Funding Information
Warranty Disclaimer, Privacy Notice, Licensing, & Copyright
Send questions and comments to User Support.
last database update
04/30/2024
MGI 6.23
The Jackson Laboratory