About   Help   FAQ
Phenotypes associated with this allele
Allele Symbol
Allele Name
Allele ID
Mmp7tm1Lmm
targeted mutation 1, Lynn M Matrisian
MGI:1857932
Summary 8 genotypes
Jump to Allelic Composition Genetic Background Genotype ID
hm1
Mmp7tm1Lmm/Mmp7tm1Lmm B6.129-Mmp7tm1Lmm MGI:4365576
hm2
Mmp7tm1Lmm/Mmp7tm1Lmm involves: 129S/SvEv * 129S1/Sv * 129X1/SvJ MGI:4365582
hm3
Mmp7tm1Lmm/Mmp7tm1Lmm involves: 129S1/Sv * 129X1/SvJ MGI:4365575
hm4
Mmp7tm1Lmm/Mmp7tm1Lmm involves: 129S1/Sv * 129X1/SvJ * C57BL/6 MGI:2183288
cx5
Apctm1Mmt/Apc+
Mmp7tm1Lmm/Mmp7tm1Lmm
Smad4tm1Mmt/Smad4+
involves: 129S1/Sv * 129S2/SvPas * 129X1/SvJ MGI:4365607
cx6
Mmp7tm1Lmm/Mmp7tm1Lmm
Tg(MMTV-PyVT)634Mul/0
involves: 129S1/Sv * 129X1/SvJ * C57BL/6 * FVB/N MGI:4367709
cx7
Mmp7tm1Lmm/Mmp7tm1Lmm
Timp1tm1Pds/Timp1tm1Pds
involves: 129S4/SvJae MGI:3525491
cx8
ApcMin/Apc+
Mmp7tm1Lmm/Mmp7tm1Lmm
involves: C57BL/6 * C57BL/6J MGI:2183289


Genotype
MGI:4365576
hm1
Allelic
Composition
Mmp7tm1Lmm/Mmp7tm1Lmm
Genetic
Background
B6.129-Mmp7tm1Lmm
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Mmp7tm1Lmm mutation (1 available); any Mmp7 mutation (21 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
mortality/aging
• mice fed 4% DSS water exhibit bloody diarrhea and all die after 9 days unlike similarly treated wild-type mice
• mice fed 2% DSS water exhibit lose 30% body weight and all die by day 13 unlike similarly treated wild-type mice
• survival rate post-myocardial infarction is increased compared to in similarly treated wild-type mice

cardiovascular system
• PR interval is not prolonged following myocardial infarction unlike in similarly treated wild-type mice
• following myocardial infarction left ventricle epicardial conduction from apex to base is faster than in similarly treated wild-type mice
• survival rate post-myocardial infarction is increased compared to in similarly treated wild-type mice
• PR interval is not prolonged following myocardial infarction unlike in similarly treated wild-type mice
• following myocardial infarction left ventricle epicardial conduction from apex to base is faster than in similarly treated wild-type mice

digestive/alimentary system
N
• cecal flora is normal
• in mice fed 1% DSS water
• mice fed 4% DSS water exhibit bloody diarrhea unlike similarly treated wild-type mice
• mice fed 4% DSS water exhibit bloody diarrhea and all die after 9 days unlike similarly treated wild-type mice
• mice fed 2% DSS water exhibit lose 30% body weight and all die by day 13 unlike similarly treated wild-type mice
• mice fed 1% DSS water develop multiple erosions and intense inflammation in the cecum and colon with crypt destruction, mucosal ulcerations, erosions, and infiltration of leukocytes into mucosal tissue unlike similarly treated wild-type mice

immune system
• mice fed 4% DSS water exhibit bloody diarrhea and all die after 9 days unlike similarly treated wild-type mice
• mice fed 2% DSS water exhibit lose 30% body weight and all die by day 13 unlike similarly treated wild-type mice
• mice fed 1% DSS water develop multiple erosions and intense inflammation in the cecum and colon with crypt destruction, mucosal ulcerations, erosions, and infiltration of leukocytes into mucosal tissue unlike similarly treated wild-type mice
• cecum and colon organ cultures produce more IL1beta than cultures from wild-type mice
• cecum and colon organ cultures from mice fed DSS water exhibit increased IL1beta production compared with cultures from similarly treated wild-type mice

homeostasis/metabolism
• survival rate post-myocardial infarction is increased compared to in similarly treated wild-type mice
• PR interval is not prolonged following myocardial infarction unlike in similarly treated wild-type mice
• following myocardial infarction left ventricle epicardial conduction from apex to base is faster than in similarly treated wild-type mice
• mice fed 4% DSS water exhibit bloody diarrhea and all die after 9 days unlike similarly treated wild-type mice
• mice fed 2% DSS water exhibit lose 30% body weight and all die by day 13 unlike similarly treated wild-type mice
• 24 hours following tracheal wound induction, mice exhibit no evidence of epithelial migration and fail to exhibit reduction in wound size unlike similarly treated wild-type mice

neoplasm
• mice injected with Lewis lung carcinoma cells exhibit an increase in tumors compared with similarly treated wild-type mice

growth/size/body
• mice fed 2% DSS water exhibit lose 30% body weight unlike similarly treated wild-type mice




Genotype
MGI:4365582
hm2
Allelic
Composition
Mmp7tm1Lmm/Mmp7tm1Lmm
Genetic
Background
involves: 129S/SvEv * 129S1/Sv * 129X1/SvJ
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Mmp7tm1Lmm mutation (1 available); any Mmp7 mutation (21 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
immune system
• macrophages fail to resorb co-cultured intervertebral discs unlike wild-type cells that reduce disc weight by 39%
• however, macrophage migration and chemotaxis are normal
• macrophage infiltration into co-cultured intervertebral discs is absent in the transitional zone and 96% reduced in the annulus fibrosus unlike wild-type macrophages
• macrophages co-cultured with intervertebral discs produce less than 2% of the soluble TNF-alpha produced by similarly treated wild-type cells

cellular
• macrophage infiltration into co-cultured intervertebral discs is absent in the transitional zone and 96% reduced in the annulus fibrosus unlike wild-type macrophages

hematopoietic system
• macrophages fail to resorb co-cultured intervertebral discs unlike wild-type cells that reduce disc weight by 39%
• however, macrophage migration and chemotaxis are normal
• macrophage infiltration into co-cultured intervertebral discs is absent in the transitional zone and 96% reduced in the annulus fibrosus unlike wild-type macrophages




Genotype
MGI:4365575
hm3
Allelic
Composition
Mmp7tm1Lmm/Mmp7tm1Lmm
Genetic
Background
involves: 129S1/Sv * 129X1/SvJ
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Mmp7tm1Lmm mutation (1 available); any Mmp7 mutation (21 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
immune system
N
• mice exhibit normal contact hypersensitivity in response to DNFB
• 4 hours after infection with Pseudomonas aeruginosa, mice exhibit less severe pneumonia than in similarly treated wild-type mice
• however, mice exhibit normal response 24 hours after P. aeruginosa infection

homeostasis/metabolism
• following pancreatic duct ligation, mice exhibit less acinar cell loss or ductal metaplasia compared with similarly treated wild-type mice
• following pancreatic duct ligation, mice fail to exhibit any increase in acinar cell apoptosis unlike in similarly treated wild-type mice
• however, mice subjected to pancreatic duct ligation exhibit local chronic pancreatitis immediately adjacent to the cut




Genotype
MGI:2183288
hm4
Allelic
Composition
Mmp7tm1Lmm/Mmp7tm1Lmm
Genetic
Background
involves: 129S1/Sv * 129X1/SvJ * C57BL/6
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Mmp7tm1Lmm mutation (1 available); any Mmp7 mutation (21 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
cardiovascular system
• following corneal wounding, mice exhibit a greater areas of neovascularization compared to in similarly treated wild-type mice
• however, corneal wound re-epithelialization is normal and implantation of bFGF (Fgf2) pellets restores normal neovascularization

vision/eye
• following corneal wounding, mice exhibit a greater areas of neovascularization compared to in similarly treated wild-type mice
• however, corneal wound re-epithelialization is normal and implantation of bFGF (Fgf2) pellets restores normal neovascularization




Genotype
MGI:4365607
cx5
Allelic
Composition
Apctm1Mmt/Apc+
Mmp7tm1Lmm/Mmp7tm1Lmm
Smad4tm1Mmt/Smad4+
Genetic
Background
involves: 129S1/Sv * 129S2/SvPas * 129X1/SvJ
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Apctm1Mmt mutation (0 available); any Apc mutation (154 available)
Mmp7tm1Lmm mutation (1 available); any Mmp7 mutation (21 available)
Smad4tm1Mmt mutation (0 available); any Smad4 mutation (43 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
neoplasm
• mice exhibit a decrease in tumors size compared to in Apctm1Mmt Smad4tm1Mmt homozygotes
• the ratio of small tumors is increased compared to in Apctm1Mmt Smad4tm1Mmt homozygotes
• however, mice exhibit the same tumor invasion depth and number of fibroblasts in tumor stroma as in Apctm1Mmt Smad4tm1Mmt homozygotes
• mice develop 50% fewer tumors than in Apctm1Mmt Smad4tm1Mmt homozygotes




Genotype
MGI:4367709
cx6
Allelic
Composition
Mmp7tm1Lmm/Mmp7tm1Lmm
Tg(MMTV-PyVT)634Mul/0
Genetic
Background
involves: 129S1/Sv * 129X1/SvJ * C57BL/6 * FVB/N
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Mmp7tm1Lmm mutation (1 available); any Mmp7 mutation (21 available)
Tg(MMTV-PyVT)634Mul mutation (2 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
neoplasm
• development of mammary gland tumors and metastasis to the lungs are similar to in Tg(MMTV-PyVT)634Mul mice

integument
• development of mammary gland tumors and metastasis to the lungs are similar to in Tg(MMTV-PyVT)634Mul mice

endocrine/exocrine glands
• development of mammary gland tumors and metastasis to the lungs are similar to in Tg(MMTV-PyVT)634Mul mice




Genotype
MGI:3525491
cx7
Allelic
Composition
Mmp7tm1Lmm/Mmp7tm1Lmm
Timp1tm1Pds/Timp1tm1Pds
Genetic
Background
involves: 129S4/SvJae
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Mmp7tm1Lmm mutation (1 available); any Mmp7 mutation (21 available)
Timp1tm1Pds mutation (1 available); any Timp1 mutation (12 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
immune system
• bacterial clearance following corneal infection is increased compared to wild-type mice, however clearance is decreased compared to Timp1 single homozygotes




Genotype
MGI:2183289
cx8
Allelic
Composition
ApcMin/Apc+
Mmp7tm1Lmm/Mmp7tm1Lmm
Genetic
Background
involves: C57BL/6 * C57BL/6J
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
ApcMin mutation (12 available); any Apc mutation (154 available)
Mmp7tm1Lmm mutation (1 available); any Mmp7 mutation (21 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
neoplasm
• average diameter of tumors is 20% smaller
• although tumor incidence is increased relative to wild-type controls, incidence is reduced in comparison to animals heterozygous for Apc but Mmp7<+/+> by 58% (from 25.4 to 10.5 tumors/animal)





Contributing Projects:
Mouse Genome Database (MGD), Gene Expression Database (GXD), Mouse Models of Human Cancer database (MMHCdb) (formerly Mouse Tumor Biology (MTB)), Gene Ontology (GO)
Citing These Resources
Funding Information
Warranty Disclaimer, Privacy Notice, Licensing, & Copyright
Send questions and comments to User Support.
last database update
04/16/2024
MGI 6.23
The Jackson Laboratory