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Phenotypes Associated with This Genotype
Genotype
MGI:3704860
Allelic
Composition		 Ntrk1tm1Bbd/Ntrk1tm1Bbd
Genetic
Background		 involves: 129S2/SvPas * C57BL/6
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Ntrk1tm1Bbd mutation (1 available); any Ntrk1 mutation (60 available)
♀ phenotype observed in females
♂ phenotype observed in males
N normal phenotype
hearing/vestibular/ear
hearing/vestibular/ear phenotype ( J:41896 )
N
• at P1, newborn homozygotes exhibit normal neuron numbers in cochlear and vestibular ganglia as well as normal innervation patterns of cochlear and vestibular sensory epithelia relative to wild-type mice

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
01/20/2026
MGI 6.24 		The Jackson Laboratory