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Phenotypes Associated with This Genotype
Genotype
MGI:2175120
Allelic
Composition
Msx1tm1Rilm/Msx1tm1Rilm
Genetic
Background
either: (involves: 129S4/SvJae-Msx1tm1Rilm) or (involves: 129S4/SvJae * BALB/c) or (involves: 129X1/SvJae * C57BL/6J)
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Msx1tm1Rilm mutation (1 available); any Msx1 mutation (8 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
mortality/aging
• all die within 24 hours of birth (J:17489)
• all die within 24 hours of birth (J:17489)

craniofacial
• skull is rounded in appearance (J:17489)
• skull is rounded in appearance (J:17489)
• enlargement of the sutural (Wormian) bone in the frontal (metopic) suture (J:17489)
• enlargement of the sutural (Wormian) bone in the frontal (metopic) suture (J:17489)
• results from the absence of medial portions of the frontal bones (J:17489)
• results from the absence of medial portions of the frontal bones (J:17489)
• frontal bone is more rounded and medial portions are absent resulting in an enlarged anterior fontanelle (J:17489)
• frontal bone is more rounded and medial portions are absent resulting in an enlarged anterior fontanelle (J:17489)
• display a small region of overlapping parietal bones (J:17489)
• display a small region of overlapping parietal bones (J:17489)
• the alveolar processes of the maxilla and the mandible are absent (J:17489)
• the alveolar processes of the maxilla and the mandible are absent (J:17489)
• exhibit foreshortening of the distal tooth-bearing mandible and an abnormal lower border and anterior segment, including the symphysis menti (J:17489)
• exhibit foreshortening of the distal tooth-bearing mandible and an abnormal lower border and anterior segment, including the symphysis menti (J:17489)
• mandible is reduced in length by 5% (J:17489)
• mandible is reduced in length by 5% (J:17489)
• nasal bones are smaller and more rectangular (J:17489)
• nasal bones are smaller and more rectangular (J:17489)
• malleus is reduced in height (J:17489)
• malleus is reduced in height (J:17489)
• complete cleft of the secondary palate (J:17489)
• complete cleft of the secondary palate (J:17489)
• palatal shelves at E14.75 are properly elevated but have not fused with each other or with the nasal septum (J:17489)
• palatal shelves at E14.75 are properly elevated but have not fused with each other or with the nasal septum (J:17489)
• first and second molar teeth are profoundly retarded at the tooth bud stage (J:17489)
• first and second molar teeth are profoundly retarded at the tooth bud stage (J:17489)
• the upper incisors of the maxilla and incisor tooth buds in the mandible are absent (J:17489)
• the upper incisors of the maxilla and incisor tooth buds in the mandible are absent (J:17489)

hearing/vestibular/ear
• malleus is reduced in height (J:17489)
• malleus is reduced in height (J:17489)

homeostasis/metabolism
• newborns become cyanotic prior to death (J:17489)
• newborns become cyanotic prior to death (J:17489)

respiratory system
• newborns exhibit gasping respirations prior to death (J:17489)
• newborns exhibit gasping respirations prior to death (J:17489)

behavior/neurological
• stomachs are devoid or milk and are distended with air (J:17489)
• stomachs are devoid or milk and are distended with air (J:17489)

skeleton
• skull is rounded in appearance (J:17489)
• skull is rounded in appearance (J:17489)
• enlargement of the sutural (Wormian) bone in the frontal (metopic) suture (J:17489)
• enlargement of the sutural (Wormian) bone in the frontal (metopic) suture (J:17489)
• results from the absence of medial portions of the frontal bones (J:17489)
• results from the absence of medial portions of the frontal bones (J:17489)
• frontal bone is more rounded and medial portions are absent resulting in an enlarged anterior fontanelle (J:17489)
• frontal bone is more rounded and medial portions are absent resulting in an enlarged anterior fontanelle (J:17489)
• display a small region of overlapping parietal bones (J:17489)
• display a small region of overlapping parietal bones (J:17489)
• the alveolar processes of the maxilla and the mandible are absent (J:17489)
• the alveolar processes of the maxilla and the mandible are absent (J:17489)
• exhibit foreshortening of the distal tooth-bearing mandible and an abnormal lower border and anterior segment, including the symphysis menti (J:17489)
• exhibit foreshortening of the distal tooth-bearing mandible and an abnormal lower border and anterior segment, including the symphysis menti (J:17489)
• mandible is reduced in length by 5% (J:17489)
• mandible is reduced in length by 5% (J:17489)
• nasal bones are smaller and more rectangular (J:17489)
• nasal bones are smaller and more rectangular (J:17489)
• malleus is reduced in height (J:17489)
• malleus is reduced in height (J:17489)

digestive/alimentary system
• complete cleft of the secondary palate (J:17489)
• complete cleft of the secondary palate (J:17489)
• palatal shelves at E14.75 are properly elevated but have not fused with each other or with the nasal septum (J:17489)
• palatal shelves at E14.75 are properly elevated but have not fused with each other or with the nasal septum (J:17489)

growth/size/body
• complete cleft of the secondary palate (J:17489)
• complete cleft of the secondary palate (J:17489)
• palatal shelves at E14.75 are properly elevated but have not fused with each other or with the nasal septum (J:17489)
• palatal shelves at E14.75 are properly elevated but have not fused with each other or with the nasal septum (J:17489)
• first and second molar teeth are profoundly retarded at the tooth bud stage (J:17489)
• first and second molar teeth are profoundly retarded at the tooth bud stage (J:17489)
• the upper incisors of the maxilla and incisor tooth buds in the mandible are absent (J:17489)
• the upper incisors of the maxilla and incisor tooth buds in the mandible are absent (J:17489)


Contributing Projects:
Mouse Genome Database (MGD), Gene Expression Database (GXD), Mouse Tumor Biology (MTB), Gene Ontology (GO), MouseCyc
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last database update
02/02/2016
MGI 6.02
The Jackson Laboratory