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Phenotypes associated with this allele
Allele Symbol
Allele Name
Allele ID
S1pr1tm2Rlp
targeted mutation 2, Richard L Proia
MGI:2681911
Summary 3 genotypes
Jump to Allelic Composition Genetic Background Genotype ID
hm1
S1pr1tm2Rlp/S1pr1tm2Rlp involves: 129S6/SvEvTac MGI:2681963
cn2
Gt(ROSA)26Sortm1(EYFP)Cos/Gt(ROSA)26Sor+
S1pr1tm2Rlp/S1pr1tm2Rlp
Tg(Cdh5-cre/ERT2)1Rha/0
involves: 129S6/SvEvTac * 129X1/SvJ MGI:5445987
cn3
S1pr1tm1Rlp/S1pr1tm2Rlp
Tg(Tek-cre)1Ywa/?
involves: 129S6/SvEvTac * C57BL/6 * SJL MGI:2681954


Genotype
MGI:2681963
hm1
Allelic
Composition
S1pr1tm2Rlp/S1pr1tm2Rlp
Genetic
Background
involves: 129S6/SvEvTac
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
S1pr1tm2Rlp mutation (2 available); any S1pr1 mutation (30 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
normal phenotype




Genotype
MGI:5445987
cn2
Allelic
Composition
Gt(ROSA)26Sortm1(EYFP)Cos/Gt(ROSA)26Sor+
S1pr1tm2Rlp/S1pr1tm2Rlp
Tg(Cdh5-cre/ERT2)1Rha/0
Genetic
Background
involves: 129S6/SvEvTac * 129X1/SvJ
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Gt(ROSA)26Sortm1(EYFP)Cos mutation (11 available); any Gt(ROSA)26Sor mutation (942 available)
S1pr1tm2Rlp mutation (2 available); any S1pr1 mutation (30 available)
Tg(Cdh5-cre/ERT2)1Rha mutation (3 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
cardiovascular system
• glomeruloid lesions form when tamoxifen is administered throughout pregnancy, although these lesions are less severe than in germ line null mice
• endothelial hyper-sprouting and retention of mural cell coverage on arteries and veins are detected after tamoxifen treatment

vision/eye
• endothelial hyper-sprouting and retention of mural cell coverage on arteries and veins are detected after tamoxifen treatment




Genotype
MGI:2681954
cn3
Allelic
Composition
S1pr1tm1Rlp/S1pr1tm2Rlp
Tg(Tek-cre)1Ywa/?
Genetic
Background
involves: 129S6/SvEvTac * C57BL/6 * SJL
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
S1pr1tm1Rlp mutation (1 available); any S1pr1 mutation (30 available)
S1pr1tm2Rlp mutation (2 available); any S1pr1 mutation (30 available)
Tg(Tek-cre)1Ywa mutation (6 available)
phenotype observed in females
phenotype observed in males
N normal phenotype

Discontinuous smooth muscle cell coverage around the aorta in S1pr1tm1Rlp/S1pr1tm2Rlp Tg(Tek-cre)1Ywa/? mice

mortality/aging
• died before birth and by E14.5 no heartbeat is seen

cardiovascular system
• vascular smooth muscle only on ventral side of aorta and vessels of the brain
• dorsal side of aorta incompletely covered with endothelium
• discontinuous smooth muscle cell coverage is seen around the aorta
• enlarged pericardial cavity at E12.5
• spots of bleeding on the body by E12.5
• by E13.5, massive bleeding was occuring

embryo
• by E12.5, yolk sac was edematous
• less blood than normal in vessels

limbs/digits/tail
• limbs underdeveloped and rounded at E12.5

muscle
• discontinuous smooth muscle cell coverage is seen around the aorta





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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
04/23/2024
MGI 6.23
The Jackson Laboratory