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Phenotypes associated with this allele
Allele Symbol
Allele Name
Allele ID 		KitSsm
spotted sterile male
MGI:1859780
Summary 2 genotypes
Jump to Allelic Composition Genetic Background Genotype ID
hm1
 		KitSsm/KitSsm involves: C57BL/10 * Non-inbred MGI:3029320
ht2
 		KitSsm/Kit+ involves: C57BL/10 * Non-inbred MGI:3029324


Genotype
MGI:3029320
hm1
Allelic
Composition		 KitSsm/KitSsm
Genetic
Background		 involves: C57BL/10 * Non-inbred
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
KitSsm mutation (0 available); any Kit mutation (177 available)
♀ phenotype observed in females
♂ phenotype observed in males
N normal phenotype
mortality/aging
neonatal lethality, complete penetrance ( J:14020 )
• die within 24 hours of birth

hematopoietic system
anemia ( J:14020 )
• visually appear anemic at birth




Genotype
MGI:3029324
ht2
Allelic
Composition		 KitSsm/Kit+
Genetic
Background		 involves: C57BL/10 * Non-inbred
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
KitSsm mutation (0 available); any Kit mutation (177 available)
♀ phenotype observed in females
♂ phenotype observed in males
N normal phenotype
pigmentation
variable body spotting ( J:14020 )
• white spotting on belly, fore and hind limbs, and tail

reproductive system
male infertility ( J:14020 )
• sterile on B10.M/Y genetic background; fertile on YT/Y,CBA/CaY,DBA/2JY, and A.CA/Y

integument
variable body spotting ( J:14020 )
• white spotting on belly, fore and hind limbs, and tail




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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