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Phenotypes associated with this allele
Allele Symbol
Allele Name
Allele ID
Tg(Rr438-Runx1)#Mym
transgene insertion, Masayuki Yamamoto
MGI:5911117
Summary 1 genotype
Jump to Allelic Composition Genetic Background Genotype ID
cx1
Runx1tm1Sata/Runx1tm1Sata
Tg(Rr438-Runx1)#Mym/0
involves: 129S4/SvJae * C57BL/6 * DBA/2 MGI:7466114


Genotype
MGI:7466114
cx1
Allelic
Composition
Runx1tm1Sata/Runx1tm1Sata
Tg(Rr438-Runx1)#Mym/0
Genetic
Background
involves: 129S4/SvJae * C57BL/6 * DBA/2
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Runx1tm1Sata mutation (1 available); any Runx1 mutation (34 available)
Tg(Rr438-Runx1)#Mym mutation (0 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
mortality/aging
• due to selective rescue of Runx1 in hematopoietic cells, mice are able to survive up to E18.5, whereas single Runx1tm1Sata homozygotes die at ~E12.5

craniofacial
• at E17.5, all mice exhibit partial anterior clefting at the first rugae area and between the primary and the secondary palates
• SEM analysis of the palatal shelves at the first rugae site showed less obvious morphological changes associated with palatal fusion, unlike in wild-type controls where the fusing epithelial surface in the anterior palate shows a rounded cobblestone-like appearance
• TEM analysis of the palatal shelf edge showed a lack of surface cell desquamation and cell blebs prior to fusion and no signs of epithelial cell disintegration or fragmentation in their nuclei, unlike in wild-type controls
• in the first rugae region, the bilateral palatal shelves exhibit normal thickness and length and elongate to the midline with no signs of growth retardation but there is no contact in the midline, either between the palatal shelves or between the palatal shelves and the nasal septum
• however, the secondary palate is fused completely in middle and posterior regions and mesenchymal confluence is observed
• at E17.5, all mice exhibit partial anterior clefting at the first rugae area and between the primary and the secondary palates
• anterior clefting is likely due to a failure in epithelial fusion
• at E17.5, the secondary palate is fused completely in middle and posterior regions but fails to contact the inferior border of the nasal septum, indicating incomplete fusion between the secondary palate and the nasal septum
• however, the septal cartilage is of normal size

digestive/alimentary system
• at E17.5, all mice exhibit partial anterior clefting at the first rugae area and between the primary and the secondary palates
• SEM analysis of the palatal shelves at the first rugae site showed less obvious morphological changes associated with palatal fusion, unlike in wild-type controls where the fusing epithelial surface in the anterior palate shows a rounded cobblestone-like appearance
• TEM analysis of the palatal shelf edge showed a lack of surface cell desquamation and cell blebs prior to fusion and no signs of epithelial cell disintegration or fragmentation in their nuclei, unlike in wild-type controls
• in the first rugae region, the bilateral palatal shelves exhibit normal thickness and length and elongate to the midline with no signs of growth retardation but there is no contact in the midline, either between the palatal shelves or between the palatal shelves and the nasal septum
• however, the secondary palate is fused completely in middle and posterior regions and mesenchymal confluence is observed
• at E17.5, all mice exhibit partial anterior clefting at the first rugae area and between the primary and the secondary palates
• anterior clefting is likely due to a failure in epithelial fusion

growth/size/body
• at E17.5, all mice exhibit partial anterior clefting at the first rugae area and between the primary and the secondary palates
• SEM analysis of the palatal shelves at the first rugae site showed less obvious morphological changes associated with palatal fusion, unlike in wild-type controls where the fusing epithelial surface in the anterior palate shows a rounded cobblestone-like appearance
• TEM analysis of the palatal shelf edge showed a lack of surface cell desquamation and cell blebs prior to fusion and no signs of epithelial cell disintegration or fragmentation in their nuclei, unlike in wild-type controls
• in the first rugae region, the bilateral palatal shelves exhibit normal thickness and length and elongate to the midline with no signs of growth retardation but there is no contact in the midline, either between the palatal shelves or between the palatal shelves and the nasal septum
• however, the secondary palate is fused completely in middle and posterior regions and mesenchymal confluence is observed
• at E17.5, all mice exhibit partial anterior clefting at the first rugae area and between the primary and the secondary palates
• anterior clefting is likely due to a failure in epithelial fusion
• at E17.5, the secondary palate is fused completely in middle and posterior regions but fails to contact the inferior border of the nasal septum, indicating incomplete fusion between the secondary palate and the nasal septum
• however, the septal cartilage is of normal size

respiratory system
• at E17.5, the secondary palate is fused completely in middle and posterior regions but fails to contact the inferior border of the nasal septum, indicating incomplete fusion between the secondary palate and the nasal septum
• however, the septal cartilage is of normal size





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last database update
12/10/2024
MGI 6.24
The Jackson Laboratory