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Phenotypes Associated with This Genotype
Genotype
MGI:4999644
Allelic
Composition
Mecp2tm1Bird/Y
Tg(dlx5a-cre)1Mekk/0
Genetic
Background
involves: 129P2/OlaHsd * 129S6/SvEvTac * CD-1 * FVB/N
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Mecp2tm1Bird mutation (2 available); any Mecp2 mutation (38 available)
Tg(dlx5a-cre)1Mekk mutation (2 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
mortality/aging
N
• mice survive to at least 80 weeks of age

behavior/neurological
N
• mice show similar grooming times to controls
• mice have a nonsignificant trend to reduced total distance traveled
• time exhibiting aggressive behavior such as wrestling, tail-rattling, boxing, and mounting is similar to controls
• mice exhibit intact olfactory recognition and habituation in response to a novel odorant at 11 weeks of age
• at 12 weeks, mice have intact nociception demonstrated by a hot-plate or tail-flick assay
• mice show impaired maximum acoustic startle response to 120dB
• mice display more footslips, shorter latency to fall on wire, reduced number of side touches on dowel and shorter latency to fall from rotarod compared to controls
• mice show a 200% increase relative to control in number of holes explored with 2 or more sequential nose pokes in a holeboard assay
• nest building is impaired
• mice show increased social interaction with novel and familiar partners; time spent with novel partners is 60% higher than in controls in a 3-chamber assay

nervous system
• 24 week-old mice show increased prepulse inhibition at 74 dB

respiratory system
N
• mice show no alterations in tidal volume or minute volume, and display no apneas


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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last database update
04/09/2024
MGI 6.23
The Jackson Laboratory