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Former Names C3H-Tg(Camk2a-Creb1/Esr1)3Sva/J (Changed: 15-DEC-04 ) Type Mutant Strain; Transgenic; Additional information on Genetically Engineered and Mutant Mice. Visit our online Nomenclature tutorial. Species laboratory mouse Generation N4p (30-JAN-05)
Generation DefinitionsDonating Investigator Alcino Silva, University of California, Los Angeles Description
These transgenic mice have a tamoxifen inducible cAMP responsive element binding protein 1 (Creb1) repressor driven by the mouse calcium/calmodulin-dependent protein kinase II alpha promoter. The transgene insert contains a fusion product involving a mutant Creb1 isoform (CREBS133A) and a mutant form of the human estrogen receptor ligand binding domain (LBDG521R). Expression of the transgene is detected in the hippocampus and cortex as analyzed by Northern and Western blot. In addition, transgene expression is detected in the amygdala by RT-PCR analysis. The mutant human estrogen receptor does not bind natural ligand at physiological concentrations but will bind the synthetic ligand, 4-hydroxytamoxifen. Tamoxifen administration activates the repressor, reducing cyclic AMP responsive element-mediated transcription. When the repressor system is activated, mutant mice exhibit impaired long term memory consolidation and retrieval in fear conditioning training. The Donating Investigator did not attempt to make the strain homozygous, and does not believe homozygotes would be viable. Publication observations were made on B6C3F1 animals. This mutant mouse strain may be useful in studies of the molecular basis for memory and learning.Development
A transgenic construct containing sequence encoding the CREBIR( cAMP responsive element binding protein 1 repressor/estrogen ligand-binding domain) fusion gene under the control of the mouse calcium/calmodulin-dependent protein kinase II alpha promoter and a polyadenylation site was introduced into C3H donor eggs.
| Control | ||
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| See control note: | Wildtype mice from the colony or C3H/HeJ (Stock No. 000659) may be used as controls. | |
| Considerations for Choosing Controls | ||
Strains carrying other alleles of Camk2a
016198 129S6.Cg-Tg(Camk2a-tTA)1Mmay/JlwsJ 002362 B6.129P2-Camk2atm1Sva/J 007574 B6.Cg-Tg(Camk2a-Crebbp*)1364Tabe/J 005855 B6.Cg-Tg(Camk2a-Prkaca)426Tabe/J 005359 B6.Cg-Tg(Camk2a-cre)T29-1Stl/J 007004 B6.Cg-Tg(Camk2a-tTA)1Mmay/DboJ 012362 B6;129S6-Tg(Camk2a-cre/ERT2)1Aibs/J 003010 B6;CBA-Tg(Camk2a-tTA)1Mmay/J 006575 C57BL/6-Camk2atm1Vyb/J 013760 C57BL/6-Tg(Camk2a-AIDPak)21Stl/J 006579 C57BL/6-Tg(Camk2a-Bdnf)A9Stl/J 005087 C57BL/6-Tg(Camk2a-IDE)1Selk/J 005086 C57BL/6-Tg(Camk2a-MME)3Selk/J 008833 C57BL/6-Tg(Camk2a-UBB)3413-1Fwvl/J 010712 C57BL/6-Tg(Camk2a-tTA)1Stl/J 008716 FVB/N-Tg(Myh6-AIP/PLN*)46Jded/J 015838 STOCK Tg(Camk2a-tTA)1Mmay Tg(tetO-ABL1*P242E*P249E)CPdav/J View Strains carrying other alleles of Camk2a (17 strains)
Strains carrying other alleles of ESR1
View Strains carrying other alleles of ESR1 (28 strains)
View Research Applications
Research Applications
This mouse can be used to support research in many areas including:
Neurobiology Research
Behavioral and Learning Defects
| Allele Symbol | Tg(Camk2a-Creb1/ESR1)3Sva | ||
|---|---|---|---|
| Allele Name | transgene insertion 3, Alcino Silva | ||
| Allele Type | Transgenic (random, expressed) | ||
| Common Name(s) | CREB-IR; CREBIR; line C; | ||
| Mutation Made By | Rachel Chen, University of California, Los Angeles | ||
| Strain of Origin | C3H/HeNTac | ||
| Expressed Gene | ESR1, estrogen receptor 1, human | ||
| Promoter | Camk2a, calcium/calmodulin-dependent protein kinase II alpha, mouse, laboratory | ||
| General Note | In transgenic mice tamoxifen administration causes a reduction in cyclic AMP responsive element-mediated transcription These mice tehn exhibit impaired long term memory consolidation and retrieval in fear conditioning training. | ||
| Molecular Note | The transgene expresses a fusion protein comprising the tamoxifen-, but not estrogen-inducible G521R mutant of the human estrogen receptor ligand binding domain joined to the transcriptionally inactive S133A mutant of cAMP responsive element binding protein 1 (CREB1), which competitively inhibits binding of native CREB1 to cAMP response elements, under control of the promoter of mouse calcium/calmodulin-dependent protein kinase II alpha, which in the adult animal directs expression to the excitatory neurons of forebrain regions including the hippocampus, amygdala, cortex and striatum. Transcription of the fusion gene in cortex, hippocampus and striatum of transgenic mice was confirmed by reverse transcription followed by polymerase chain reaction (RT-PCR). RT-PCR analysis detected transgene expression in the amygdala. Northern and Western blot analyses detected expression of the transgene in the hippocampus and cortex. [MGI Ref ID J:75643] | ||
Genotyping Protocols
Tg(Camk2a-Creb1/Esr1)3Sva, Standard PCR
Helpful Links
Genotyping resources and troubleshooting
Kida S; Josselyn SA; de Ortiz SP; Kogan JH; Chevere I; Masushige S; Silva AJ. 2002. CREB required for the stability of new and reactivated fear memories. Nat Neurosci 5(4):348-55. [PubMed: 11889468] [MGI Ref ID J:75643]
Tg(Camk2a-Creb1/ESR1)3Sva relatedJosselyn SA; Kida S; Silva AJ. 2004. Inducible repression of CREB function disrupts amygdala-dependent memory. Neurobiol Learn Mem 82(2):159-63. [PubMed: 15341801] [MGI Ref ID J:128870]
Mamiya N; Fukushima H; Suzuki A; Matsuyama Z; Homma S; Frankland PW; Kida S. 2009. Brain region-specific gene expression activation required for reconsolidation and extinction of contextual fear memory. J Neurosci 29(2):402-13. [PubMed: 19144840] [MGI Ref ID J:144498]
Animal Health Reports
Production of mice from cryopreserved embryos or sperm occurs in a maximum barrier room, RG10/RG30.Colony Maintenance
Breeding & Husbandry The resulting male transgenic mice were backcrossed for 5 generations on the C3H background. The strain is maintained as a hemizygote.
| Pricing for USA, Canada and Mexico shipping destinations |
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Cryopreserved Mice - Ready for Recovery
Animals Provided
Price (US dollars $) Cryorecovery* $1980.00 At least two mice that carry the mutation (if it is a mutant strain) will be provided. Their genotypes may not reflect those discussed in the strain description. Please inquire for possible genotypes and see additional details below.
Standard Supply
Cryopreserved. Ready for recovery. Please refer to pricing and supply notes for further information.
Supply Notes
- Cryorecovery - Standard.
We will fulfill your order by providing at least two pair of mice, at least one animal of each pair carrying the mutation of interest. The total number of animals provided, their gender and genotype will vary. Please inquire if larger numbers of animals with specific genotype and genders are needed. Animals typically ship between 13 and 16 weeks from the date of your order. If a second cryorecovery is needed in order to provide the minimum number of animals, animals will ship within 25 weeks. IMPORTANT NOTE: The genotypes of animals provided may not reflect the mating scheme utilized by The Jackson Laboratory prior to cryopreservation, or that discussed in the strain description. Please inquire about possible genotypes which will be recovered for this specific strain. The Jackson Laboratory cannot guarantee the reproductive success of mice shipped to your facility. If the mice are lost after the first three days (post-arrival) or do not produce progeny at your facility, a new order and fee will be necessary.Cryorecovery to establish a Dedicated Supply for greater quantities of mice.
Mice recovered can be used to establish a dedicated colony to contractually supply you mice according to your requirements. Price by quotation. For more information on Dedicated Supply, please contact JAX® Services, Tel: 1-800-422-6423 (from U.S.A., Canada or Puerto Rico only) or 1-207-288-5845 (from any location).
| Pricing for International shipping destinations |
|
![]() |
Cryopreserved Mice - Ready for Recovery
Animals Provided
Price (US dollars $) Cryorecovery* $2574.00 At least two mice that carry the mutation (if it is a mutant strain) will be provided. Their genotypes may not reflect those discussed in the strain description. Please inquire for possible genotypes and see additional details below.
Standard Supply
Cryopreserved. Ready for recovery. Please refer to pricing and supply notes for further information.
Supply Notes
- Cryorecovery - Standard.
We will fulfill your order by providing at least two pair of mice, at least one animal of each pair carrying the mutation of interest. The total number of animals provided, their gender and genotype will vary. Please inquire if larger numbers of animals with specific genotype and genders are needed. Animals typically ship between 13 and 16 weeks from the date of your order. If a second cryorecovery is needed in order to provide the minimum number of animals, animals will ship within 25 weeks. IMPORTANT NOTE: The genotypes of animals provided may not reflect the mating scheme utilized by The Jackson Laboratory prior to cryopreservation, or that discussed in the strain description. Please inquire about possible genotypes which will be recovered for this specific strain. The Jackson Laboratory cannot guarantee the reproductive success of mice shipped to your facility. If the mice are lost after the first three days (post-arrival) or do not produce progeny at your facility, a new order and fee will be necessary.Cryorecovery to establish a Dedicated Supply for greater quantities of mice.
Mice recovered can be used to establish a dedicated colony to contractually supply you mice according to your requirements. Price by quotation. For more information on Dedicated Supply, please contact JAX® Services, Tel: 1-800-422-6423 (from U.S.A., Canada or Puerto Rico only) or 1-207-288-5845 (from any location).
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Cryopreserved. Ready for recovery. Please refer to pricing and supply notes for further information.
| Control | ||
|---|---|---|
| See control note: | Wildtype mice from the colony or C3H/HeJ (Stock No. 000659) may be used as controls. | |
| Considerations for Choosing Controls | ||
| Control Pricing Information for Genetically Engineered Mutant Strains. | ||
For Licensing and Use Restrictions view the link(s) below:
- Mice are subject to US Patent 6040430.
| phone: | 207-288-6470 |
| fax: | 207-288-6655 |
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