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Phenotypes associated with this allele
Allele Symbol
Allele Name
Allele ID
Grem1tm1Ecan
targeted mutation 1, Ernesto Canalis
MGI:3761925
Summary 3 genotypes
Jump to Allelic Composition Genetic Background Genotype ID
cn1
Grem1tm1Ecan/Grem1tm1Rmh
Tg(BGLAP-cre)1Clem/0
involves: 129P2/OlaHsd * 129X1/SvJ * C57BL/6 * FVB/N MGI:3761936
cn2
Grem1tm1Ecan/Grem1tm1Ecan
Nogtm1.1Rmh/Nogtm1.1Rmh
Tmem163Tg(ACTB-cre)2Mrt/0
involves: 129P2/OlaHsd * 129X1/SvJ * C57BL/6 * FVB/N * SJL MGI:4941475
cn3
Grem1tm1Ecan/Grem1+
Nogtm1.1Rmh/Nogtm1.1Rmh
Tmem163Tg(ACTB-cre)2Mrt/0
involves: 129P2/OlaHsd * 129X1/SvJ * C57BL/6 * FVB/N * SJL MGI:4941476


Genotype
MGI:3761936
cn1
Allelic
Composition
Grem1tm1Ecan/Grem1tm1Rmh
Tg(BGLAP-cre)1Clem/0
Genetic
Background
involves: 129P2/OlaHsd * 129X1/SvJ * C57BL/6 * FVB/N
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Grem1tm1Ecan mutation (0 available); any Grem1 mutation (16 available)
Grem1tm1Rmh mutation (1 available); any Grem1 mutation (16 available)
Tg(BGLAP-cre)1Clem mutation (1 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
skeleton
• in vitro osteoblast maturation is enhanced
• 40% increase in trabecular bone volume due to increased bone thickness
• the mineral apposition rate is enhanced
• bone formation rate is 2.5 fold higher than in littermate controls

cellular
• in vitro osteoblast maturation is enhanced




Genotype
MGI:4941475
cn2
Allelic
Composition
Grem1tm1Ecan/Grem1tm1Ecan
Nogtm1.1Rmh/Nogtm1.1Rmh
Tmem163Tg(ACTB-cre)2Mrt/0
Genetic
Background
involves: 129P2/OlaHsd * 129X1/SvJ * C57BL/6 * FVB/N * SJL
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Grem1tm1Ecan mutation (0 available); any Grem1 mutation (16 available)
Nogtm1.1Rmh mutation (1 available); any Nog mutation (18 available)
Tmem163Tg(ACTB-cre)2Mrt mutation (3 available); any Tmem163 mutation (35 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
embryo
• the neural tube and brain fail to fuse dorsally unlike in wild-type mice
• mice exhibit disorganized somites compared with wild-type mice
• mice exhibit small somites compared with wild-type mice

nervous system
• the neural tube and brain fail to fuse dorsally unlike in wild-type mice
• development anterior to the midbrain is arrested

skeleton
• mice lack sclerotome compared with wild-type mice
• however, cell death and proliferation is normal

limbs/digits/tail

growth/size/body
• mice exhibit abnormal head development compared with wild-type mice




Genotype
MGI:4941476
cn3
Allelic
Composition
Grem1tm1Ecan/Grem1+
Nogtm1.1Rmh/Nogtm1.1Rmh
Tmem163Tg(ACTB-cre)2Mrt/0
Genetic
Background
involves: 129P2/OlaHsd * 129X1/SvJ * C57BL/6 * FVB/N * SJL
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Grem1tm1Ecan mutation (0 available); any Grem1 mutation (16 available)
Nogtm1.1Rmh mutation (1 available); any Nog mutation (18 available)
Tmem163Tg(ACTB-cre)2Mrt mutation (3 available); any Tmem163 mutation (35 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
nervous system
• at E8.5 and E9.5, mice exhibit buckled neural tubes that frequently fail to close anteriorly unlike in wild-type mice
• anteriorly in some mice

embryo
• at E8.5 and E9.5, mice exhibit buckled neural tubes that frequently fail to close anteriorly unlike in wild-type mice
• anteriorly in some mice
• at E8.5 and E9.5, mice exhibit small posterior somites compared with wild-type mice





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last database update
05/07/2024
MGI 6.23
The Jackson Laboratory