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Strain Name:

B6;129S-Ldlrtm1Her Lrpap1tm1Her/J

Stock Number:

002465

Availability:

Repository-Cryopreserved


Price and Supply Information

General Terms and Conditions

Genes & Alleles   Ldlr;   Ldlrtm1Her;   Lrpap1;   Lrpap1tm1Her;


Product Information

Strain Details

Type JAX® GEMM® Strain - Mutant Stock
Additional information on JAX® GEMM® Strains.
Type JAX® GEMM® Strain - Targeted Mutation
Specieslaboratory mouse
Donating Investigator Joachim Herz,   Univ of Texas Southwest Med Ctr Dallas
GenerationF9

Strain Description
Mice homozygous for both the Ldlrtm1Her and Lrpap1tm1Her targeted mutations are viable and fertile. They have a functional deficiency of the low density lipoprotein receptor-related protein (LRP) and low density lipoprotein receptor (LDLR). LRP is reduced in both the liver and the brain of homozygotes. They also show impaired hepatic clearance of alpha2-macroglobulin and plasma accumulation of remnant lipoproteins.

Strain Development
This strain was developed in the lab of Dr. Joachim Herz at The University of Texas, Southwestern Medical Center at Dallas by mating Lrpap1-deficient and Ldlr-deficient mice.

Mammalian Phenotype Terms assigned by genotype

Ldlrtm1Her/Ldlrtm1Her Lrpap1tm1Her/Lrpap1tm1Her

        involves: 129S7/SvEvBrd * C57BL/6J
  • homeostasis/metabolism phenotype
  • abnormal lipid level (MGI Ref ID J:43736)
    • chylomicron reminent and LDL levels increased in blood
    • increased circulating cholesterol level (MGI Ref ID J:43736)
      • 2 fold increase in total plasma cholesterol
    • increased circulating triglyceride level (MGI Ref ID J:43736)
      • moderately increased plasma triglyceride levels

Gene & Allele Details

Allele Symbol Ldlrtm1Her
Allele Name targeted mutation 1, Joachim Herz
Common Name(s) LDLR KO; LDLR-; LDLr0; LDLrKO; Ldlrtm1Her;
Mutation Made By Joachim Herz,   Univ of Texas Southwest Med Ctr Dallas
Strain of Origin129S7/SvEvBrd-Hprt1<+>
ES Cell Line NameAB1
ES Cell Line Strain129S7/SvEvBrd-Hprt1<+>
Gene Symbol and Name Ldlr, low density lipoprotein receptor
Chromosome 9
Gene Common Name(s) FH; FHC; LDLRA;
General Note When used in bone marrow transplant into Ldlrtm1Her homozygous mice, Abca1tm1Jdm Abcg1tm1Dgen homozygous cells accelerate the development of atherosclerosis. (J:130777)
Molecular Note Insertion of a neomycin resistance cassette into exon 4. The authors predict that the targeted allele would encode a truncated non-functional protein that will not bind LDL, and that lacks a membrane spanning segment. Immunoblot analysis of liver membranes detected a truncated protein in homozygous mutant animals. [MGI Ref ID J:37394]
 
Allele Symbol Lrpap1tm1Her
Allele Name targeted mutation 1, Joachim Herz
Common Name(s) RAP-;
Mutation Made By Joachim Herz,   Univ of Texas Southwest Med Ctr Dallas
Strain of Origin129S7/SvEvBrd
ES Cell Line NameOther (see notes)
ES Cell Line Strain129
Gene Symbol and Name Lrpap1, low density lipoprotein receptor-related protein associated protein 1
Chromosome 5
Gene Common Name(s) A2MRAP; A2RAP; AA617339; AI790446; AU042172; C77774; HBP44; MGC138272; MRAP; RAP; expressed sequence AA617339; expressed sequence AI790446; expressed sequence AU042172; expressed sequence C77774;
General Note ES cell line = AB1 (129S7/SvEvBrd-Hprt+) or JH1 (129S7/SvEvBrd).
Molecular Note A neomycin resistance cassette was inserted into sequences that encode the leader peptide. Immunoblot analysis of liver and brain did not detect the encoded protein in homozygous animals. [MGI Ref ID J:43736]

Control Information

  Control
   101045 B6129SF2/J (approximate)
 
  Considerations for Choosing Controls
  Control Pricing Information for JAX® GEMM® Strains

Genotyping Protocols

Ldlr tm1Her
Lrpaptm1Her

Colony Maintenance

Breeding & HusbandryThe strain is maintained by mating homozygous siblings.
Diet Information LabDiet® 5K52/5K67

Related Strains

View Strains carrying   Ldlrtm1Her     (11 strains)

Strains carrying   Lrpap1tm1Her allele
002987   B6.129S7-Lrpap1tm1Her/J
002464   B6;129S7-Lrpap1tm1Her/J
View Strains carrying   Lrpap1tm1Her     (2 strains)

Strains carrying other alleles of Ldlr
005061   C57BL/6J-LdlrHlb301/J
View Strains carrying other alleles of Ldlr     (1 strain)

Research Applications

This mouse can be used to support research in many areas including:

Ldlrtm1Her related

Cardiovascular Research
Atherosclerosis
Hypercholesterolemia

Metabolism Research
Lipid Metabolism

Mouse/Human Gene Homologs
hypercholesterolemia, familial

Lrpap1tm1Her related

Cardiovascular Research
Other (altered lipoprotein profile)

References

Selected Reference(s)

Willnow TE; Armstrong SA; Hammer RE; Herz J. 1995. Functional expression of low density lipoprotein receptor-related protein is controlled by receptor-associated protein in vivo. Proc Natl Acad Sci U S A 92(10):4537-41. [PubMed: 7538675]  [MGI Ref ID J:43736]

Additional References

Price and Supply Information

Strain Name: B6;129S-Ldlrtm1Her Lrpap1tm1Her/J
Stock Number: 002465

Price Details

IMPORTANT NOTE: Prices are based on shipping destination. The shipping destinations are:

*Pricing for Shipping Destination selected:

        USA, Canada and Mexico

Price(s) in US dollars ($)
Cryorecovery Fee $1900.00

Supply Details

Standard SupplyRepository-Cryopreserved. Must Be Recovered. Please refer to pricing and supply notes for further information.
Supply Notes Cryorecovery - Standard.
The recovery process begins when a signed agreement form is returned to the Customer Service Department after order placement. Although results vary by strain, at least two males and two females (two pairs) will be provided, typically within 15 weeks of our receipt of the signed agreement form. If the first recovery attempt is unsuccessful or only one pair is recovered, a second recovery will be done, extending the delivery time to approximately 25 weeks. At least one member of each pair will be of known genotype and will carry the mutation if it is a mutant strain. Please note that pairs may not reflect the mating scheme utilized by The Jackson Laboratory prior to cryopreservation of the strain. Mating schemes are sometimes modified for successful cryopreservation. Price represents a repository maintenance fee, which includes the cost of recovery of the strain from the cryopreservation resource and the periodic replacement of the frozen embryos used for recovery.

Cryorecovery to establish a Dedicated Supply for greater quantities of mice.
One to two pairs will be recovered to establish a Dedicated Supply of mice. Price by quotation. For more information on Dedicated Supply, please contact JAX® Services: Tel: 1-800-422-6423 or 1-207-288-5845; Email: jaxservices@jax.org.
This strain is included in the Induced Mutant Resource Colony collection.
Genomic DNA is available for this strain from the Mouse DNA Resource.

LicensingSee General Terms and Conditions below  
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The Jackson Laboratory has rigorous genetic quality control and mutant gene genotyping programs to ensure the genetic background of JAX® Mice strains as well as the genotypes of strains with identified molecular mutations. JAX® Mice strains are only made available to researchers after meeting our standards. However, the phenotype of each strain may not be fully characterized and/or captured in the strain data sheets. Therefore, we cannot guarantee a strain's phenotype will meet all expectations. To ensure that JAX® Mice will meet the needs of individual research projects or when requesting a strain that is new to your research, we suggest ordering and performing tests on a small number of mice to determine suitability for your particular project.
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