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Phenotypes associated with this allele
Allele Symbol
Allele Name
Allele ID
Psen1tm1Shs
targeted mutation 1, Takuji Shirasawa
MGI:3051523
Summary 5 genotypes
Jump to Allelic Composition Genetic Background Genotype ID
hm1
Psen1tm1Shs/Psen1tm1Shs involves: 129X1/SvJ * C57BL/6 MGI:3052336
hm2
Psen1tm1Shs/Psen1tm1Shs involves: C57BL/6 MGI:3052338
hm3
Psen1tm1Shs/Psen1tm1Shs Not Specified MGI:3029929
cx4
Mesp2tm4Ysa/Mesp2tm4Ysa
Psen1tm1Shs/Psen1tm1Shs
involves: C57BL/6 * CBA MGI:3715287
cx5
Mesp2tm5(Notch1)Ysa/Mesp2tm5(Notch1)Ysa
Psen1tm1Shs/Psen1tm1Shs
involves: C57BL/6 * CBA MGI:3715289


Genotype
MGI:3052336
hm1
Allelic
Composition
Psen1tm1Shs/Psen1tm1Shs
Genetic
Background
involves: 129X1/SvJ * C57BL/6
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Psen1tm1Shs mutation (0 available); any Psen1 mutation (48 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
cardiovascular system
• at E12.5 the diameter of the pulmonary trunk is reduced in to 53% of wild-type
• double outlet right ventricle is seen in all mutants at E13.5 and in more than half of mutants at E15.5
• ventricular septal defects are seen at E15.5 in most mutant hearts




Genotype
MGI:3052338
hm2
Allelic
Composition
Psen1tm1Shs/Psen1tm1Shs
Genetic
Background
involves: C57BL/6
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Psen1tm1Shs mutation (0 available); any Psen1 mutation (48 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
mortality/aging
• no living homozygous pups are found

cardiovascular system
• intracranial hemorrhages are seen late in gestation

embryo
• homozygous embryos are smaller than normal

growth/size/body
• homozygous embryos are smaller than normal

limbs/digits/tail
• embryos have short tails

nervous system
• intracranial hemorrhages are seen late in gestation
• increased proliferation of neuronal precursors is seen in the neocortical primordium at E14 - E16
• neuronal cell cycle length is increased probably as a result of an increase in S-phase length
• premature differentiation neuronal precursors is seen in the neocortical primordium at E14 - E16
• increased migration of immature neurons is seen in the neocortical primordium at E14 - E16
• increased proliferation of neuronal precursors is seen in the neocortical primordium at E14 - E16
• cortical stratification is altered

cellular
• increased proliferation of neuronal precursors is seen in the neocortical primordium at E14 - E16
• neuronal cell cycle length is increased probably as a result of an increase in S-phase length
• premature differentiation neuronal precursors is seen in the neocortical primordium at E14 - E16
• increased migration of immature neurons is seen in the neocortical primordium at E14 - E16
• increased proliferation of neuronal precursors is seen in the neocortical primordium at E14 - E16




Genotype
MGI:3029929
hm3
Allelic
Composition
Psen1tm1Shs/Psen1tm1Shs
Genetic
Background
Not Specified
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Psen1tm1Shs mutation (0 available); any Psen1 mutation (48 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
skeleton
• deformities of the rib cage are more prominent than in Psen1tm1Hko homozygous mutants
• multiple defects in the ribs that include missing proximal parts of the ribs
• multiple defects in the vertebral column
• the laminae are irregularly shaped
• the pedicles of the neural arches are missing (J:67969)
• the vertebral bodies are irregularly shaped
• segmentation of the sclerotome is impaired at E9.5

embryo
• the expression of a marker for the caudal half of the somite is completely missing, indicating a defect in caudal half somite development

growth/size/body
• umbilical herniation in all pups




Genotype
MGI:3715287
cx4
Allelic
Composition
Mesp2tm4Ysa/Mesp2tm4Ysa
Psen1tm1Shs/Psen1tm1Shs
Genetic
Background
involves: C57BL/6 * CBA
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Mesp2tm4Ysa mutation (1 available); any Mesp2 mutation (30 available)
Psen1tm1Shs mutation (0 available); any Psen1 mutation (48 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
skeleton
• mice have the same skeletal defects as Mesp2tm4Ysa homozygotes




Genotype
MGI:3715289
cx5
Allelic
Composition
Mesp2tm5(Notch1)Ysa/Mesp2tm5(Notch1)Ysa
Psen1tm1Shs/Psen1tm1Shs
Genetic
Background
involves: C57BL/6 * CBA
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Mesp2tm5(Notch1)Ysa mutation (1 available); any Mesp2 mutation (30 available)
Psen1tm1Shs mutation (0 available); any Psen1 mutation (48 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
skeleton
• the metameric appearance of the axial skeleton is partially restored compared to Psen1tm1Hko homozygotes
• ossicification centers of the pedicles are not completely fused and are irregularly segmented





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last database update
10/22/2024
MGI 6.24
The Jackson Laboratory