FVB-Tg(GFAP-cre)25Mes/J

Cat. No.: CEMM-07250018

Homozygotes for this transgene are not viable. Hemizygotes express Cre recombinase under the control of the human glial fibrillary acidic protein promoter (GFAP). When crossed with a strain containing loxP site flanked sequence of interest, Cre-mediated recombination results in tissue-specific deletion of the target, and recombination occurs primarily in the central nervous system, affecting astrocytes, oligodendroglia, ependyma and some neurons. This mutant mouse strain represents an effective tool for generating central nervous system specific-targeted mutants.
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Status Live Mouse
Frozen Embryo
Age 4 weeks
12 weeks
Customized Age
Sex Male
Female
GENETICS
Allele Symbol
Tg(GFAP-cre)25Mes
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Allele Name
transgene insertion 25
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Allele Attributes
Recombinase-expressing
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Gene Symbol
Tg(GFAP-cre)25Mes
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Gene Name
transgene insertion 25
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Chromosome
UN
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Expressed Genes
Cre, Cre recombinase, bacteriophage P1
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MGI Accession ID show more close
Site of Expression
Primarily in the central nervous system, affecting astrocytes, oligodendroglia, ependyma and some neurons; also periportal cells of the liver
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Strain of Origin
FVB/N
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Molecular Note
This transgene expresses Cre recombinase under the control of a human glial fibrillary acidic protein (GFAP) promoter. Cre-mediated recombination occurs primarily in the central nervous system, affecting astrocytes, oligodendroglia, ependyma and some neurons. Expression activity is also present in periportal cells of the liver. Developmental onset of transgene expression occurs in the dorsal and medial regions of the telencephalon by embryonic day 13.5. In adult cerebellum, only astrocytes are immunoreactive for GFAP or Cre recombinase.
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HUSBANDRY
Suggested Controls
FVB/NJ Noncarrier
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Breeding Considerations
The strain is maintained as a hemizygote on the FVB/N background. For Cre-lox experiments, researchers are urged to monitor their Cre;floxed double mutant mice for any undesirable germline deletion of the floxed allele (e.g. genotyping tail/ear samples). Researchers may consider also maintaining a GFAP-Cre colony separate from any floxed colonies.
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Breeding Strategy
Noncarrier x Hemizygote; Hemizygote x Noncarrier
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For Research Use Only.
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