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Phenotypes associated with this allele
Allele Symbol
Allele Name
Allele ID
Bard1tm1Thl
targeted mutation 1, Thomas Ludwig
MGI:2668394
Summary 5 genotypes
Jump to Allelic Composition Genetic Background Genotype ID
hm1
Bard1tm1Thl/Bard1tm1Thl involves: 129S1/Sv MGI:2675365
cn2
Bard1tm1Thl/Bard1tm2Thl
Tg(Hsp70-1-cre)1Arge/0
involves: 129/Sv * 129S1/Sv * C57BL/6J * CBA MGI:3805023
cn3
Bard1tm1Thl/Bard1tm2Thl
Waptm1(cre)Arge/0
involves: 129S1/Sv * C57BL/6J MGI:3805024
cx4
Bard1tm1Thl/Bard1tm1Thl
Brca1tm1Arge/Brca1tm1Arge
involves: 129S/SvEv * 129S1/Sv MGI:2675414
cx5
Bard1tm1Thl/Bard1tm1Thl
Trp53tm1Tyj/Trp53tm1Tyj
involves: 129S1/Sv * 129S2/SvPas MGI:2675374


Genotype
MGI:2675365
hm1
Allelic
Composition
Bard1tm1Thl/Bard1tm1Thl
Genetic
Background
involves: 129S1/Sv
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Bard1tm1Thl mutation (0 available); any Bard1 mutation (55 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
mortality/aging
• by E8.5 homozygous embryos are undergoing resorption
• mutant embryos do not develop past the egg cylinder stage and die between E7.5 and E8.5

embryo
• embryos had reached 2 layer egg cylinder stage at E6.5
• E6.5 embryos were half normal size, most oviouly in embryonic structures
• never developed past egg cylinder stage
• hypoproliferation at E6.5, apoptosis levels normal
• after 2 days of culture ICM from embryos collected at E3.5 started to degenerate




Genotype
MGI:3805023
cn2
Allelic
Composition
Bard1tm1Thl/Bard1tm2Thl
Tg(Hsp70-1-cre)1Arge/0
Genetic
Background
involves: 129/Sv * 129S1/Sv * C57BL/6J * CBA
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Bard1tm1Thl mutation (0 available); any Bard1 mutation (55 available)
Bard1tm2Thl mutation (0 available); any Bard1 mutation (55 available)
Tg(Hsp70-1-cre)1Arge mutation (1 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
mortality/aging
• lethality occurs early in embryonic development




Genotype
MGI:3805024
cn3
Allelic
Composition
Bard1tm1Thl/Bard1tm2Thl
Waptm1(cre)Arge/0
Genetic
Background
involves: 129S1/Sv * C57BL/6J
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Bard1tm1Thl mutation (0 available); any Bard1 mutation (55 available)
Bard1tm2Thl mutation (0 available); any Bard1 mutation (55 available)
Waptm1(cre)Arge mutation (0 available); any Wap mutation (33 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
neoplasm
• almost all female mice who have been pregnant at least once develop mammary tumors with a mean tumor free latency of 465 days
• majority of tumors are solid, do not express the estrogen receptor but are CK14 positive
• the majority of the tumors are Dunn type B adenocarcinomas with a medullary growth pattern that display variable necrosis and lack peripheral lymphocytic infiltrate
• carnicomas contain pleomorphic cells with numerous mitotic figures such as lagging chromosomes
• neoplasms often invade in a broad front and push towards the underlying pectoral muscle
• a small minority of tumors have sqaumous characteristics
• pre-cancerous neoplasia are also evident throughout the mammary gland

integument
• almost all female mice who have been pregnant at least once develop mammary tumors with a mean tumor free latency of 465 days
• majority of tumors are solid, do not express the estrogen receptor but are CK14 positive
• the majority of the tumors are Dunn type B adenocarcinomas with a medullary growth pattern that display variable necrosis and lack peripheral lymphocytic infiltrate
• carnicomas contain pleomorphic cells with numerous mitotic figures such as lagging chromosomes
• neoplasms often invade in a broad front and push towards the underlying pectoral muscle
• a small minority of tumors have sqaumous characteristics
• pre-cancerous neoplasia are also evident throughout the mammary gland

endocrine/exocrine glands
• almost all female mice who have been pregnant at least once develop mammary tumors with a mean tumor free latency of 465 days
• majority of tumors are solid, do not express the estrogen receptor but are CK14 positive
• the majority of the tumors are Dunn type B adenocarcinomas with a medullary growth pattern that display variable necrosis and lack peripheral lymphocytic infiltrate
• carnicomas contain pleomorphic cells with numerous mitotic figures such as lagging chromosomes
• neoplasms often invade in a broad front and push towards the underlying pectoral muscle
• a small minority of tumors have sqaumous characteristics
• pre-cancerous neoplasia are also evident throughout the mammary gland

Mouse Models of Human Disease
DO ID OMIM ID(s) Ref(s)
breast cancer DOID:1612 OMIM:114480
J:134977




Genotype
MGI:2675414
cx4
Allelic
Composition
Bard1tm1Thl/Bard1tm1Thl
Brca1tm1Arge/Brca1tm1Arge
Genetic
Background
involves: 129S/SvEv * 129S1/Sv
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Bard1tm1Thl mutation (0 available); any Bard1 mutation (55 available)
Brca1tm1Arge mutation (0 available); any Brca1 mutation (114 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
mortality/aging
• authors state that this phenotype is identical to homozygous Bard1tm1Thl

embryo
• authors state that this phenotype is identical to homozygous Bard1tm1Thl
• authors state that this phenotype is identical to homozygous Bard1tm1Thl




Genotype
MGI:2675374
cx5
Allelic
Composition
Bard1tm1Thl/Bard1tm1Thl
Trp53tm1Tyj/Trp53tm1Tyj
Genetic
Background
involves: 129S1/Sv * 129S2/SvPas
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Bard1tm1Thl mutation (0 available); any Bard1 mutation (55 available)
Trp53tm1Tyj mutation (12 available); any Trp53 mutation (240 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
mortality/aging

cellular
• 44% of mitotic spreads showed abnormal chromosome number, usually reduced

embryo
• developmentally retarded by E9.5
• seen at E9.5

growth/size/body
• developmentally retarded by E9.5

nervous system
• seen at E9.5





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)
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last database update
11/12/2024
MGI 6.24
The Jackson Laboratory