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Phenotypes Associated with This Genotype
Genotype
MGI:5661382
Allelic
Composition
Fgf8tm1Moon/Fgf8tm1Moon
Mesp1tm2(cre)Ysa/Mesp1+
Genetic
Background
involves: C57BL/6NCrlj * CBA/JNCrlj
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Fgf8tm1Moon mutation (1 available); any Fgf8 mutation (25 available)
Mesp1tm2(cre)Ysa mutation (3 available); any Mesp1 mutation (19 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
cardiovascular system
• absence of the left common carotid artery in some mice
• various defects are detected at E10.5, including missing third, fourth and sixth PAAs and retention of the second PAA
• hypomorphic at E9.5

craniofacial
• various defects are detected at E10.5, including missing third, fourth and sixth PAAs and retention of the second PAA

cellular
• compromised invasion of the outflow tract at E10.5

embryo
• various defects are detected at E10.5, including missing third, fourth and sixth PAAs and retention of the second PAA
• compromised invasion of the outflow tract at E10.5


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