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Phenotypes Associated with This Genotype
Genotype
MGI:7411328
Allelic
Composition		 Del(15Rr316124-Rr313939)2Fsp/+
Myctm1Atp/Myc+
Genetic
Background		 involves: 129P2/OlaHsd * C57BL/6
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Del(15Rr316124-Rr313939)2Fsp mutation (0 available); any Del(15Rr316124-Rr313939)2Fsp mutation (0 available)
Myctm1Atp mutation (0 available); any Myc mutation (42 available)
♀ phenotype observed in females
♂ phenotype observed in males
N normal phenotype
hematopoietic system
hematopoietic system phenotype ( J:257739 )
N
• normal number of MMP1, HSC and T cells and erythrocytes in bone marrow
increased myeloid cell number in bone marrow ( J:257739 )
• increased multipotent progenitor (MMP) populations 3 and 4
• normal number of MMP1 and HSC cells
decreased bone marrow cell number ( J:257739 )
• decreased B cell and granulocyte numbers
• normal number of MMP1 and HSC cells
increased megakaryocyte cell number ( J:257739 )
• increased megakaryocytic cell number in bone marrow
decreased granulocyte number ( J:257739 )
• in bone marrow
decreased B cell number ( J:257739 )
• in bone marrow

immune system
decreased granulocyte number ( J:257739 )
• in bone marrow
decreased B cell number ( J:257739 )
• in bone marrow

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
01/28/2026
MGI 6.24 		The Jackson Laboratory