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Phenotypes Associated with This Genotype
Genotype
MGI:5524261
Allelic
Composition		 Bace1tm1Psa/Bace1tm1Psa
Tg(Thy1-Nrg1*I)1Kan/0
Genetic
Background		 involves: 129P2/OlaHsd * 129S2/SvPas * C57BL/6
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Bace1tm1Psa mutation (0 available); any Bace1 mutation (30 available)
Tg(Thy1-Nrg1*I)1Kan mutation (0 available)
♀ phenotype observed in females
♂ phenotype observed in males
N normal phenotype
muscle
decreased muscle spindle number ( J:199150 )
• as in Bace1tm1Psa homozygotes

nervous system
nervous system phenotype ( J:199150 )
N
• unlike Tg(Thy1-Nrg1*I)1Kan mice, there is no increase in the survival of proprioceptive neurons during the selection phase
decreased muscle spindle number ( J:199150 )
• as in Bace1tm1Psa homozygotes

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
01/06/2026
MGI 6.24 		The Jackson Laboratory