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Phenotypes associated with this allele
Allele Symbol
Allele Name
Allele ID 		Tgfbr1tm1Mulm
targeted mutation 1, Christine L Mummery
MGI:3767608
Summary 1 genotype
Jump to Allelic Composition Genetic Background Genotype ID
hm1
 		Tgfbr1tm1Mulm/Tgfbr1tm1Mulm involves: 129P2/OlaHsd MGI:3767616


Genotype
MGI:3767616
hm1
Allelic
Composition		 Tgfbr1tm1Mulm/Tgfbr1tm1Mulm
Genetic
Background		 involves: 129P2/OlaHsd
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Tgfbr1tm1Mulm mutation (0 available); any Tgfbr1 mutation (32 available)
♀ phenotype observed in females
♂ phenotype observed in males
N normal phenotype
mortality/aging

embryo
absent vitelline blood vessels ( J:128498 )
• yolk sacs lack vessels and develop a honeycomb-like structure instead

cardiovascular system
absent vitelline blood vessels ( J:128498 )
• yolk sacs lack vessels and develop a honeycomb-like structure instead




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
09/30/2025
MGI 6.24 		The Jackson Laboratory