Strain Data Sheet
ANIMAL SEARCH SYSTEM
Data update: Apr 18, 2012
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RBRC No. RBRC01723  
Type Targeted MutationCartagena   wks
Species Mus musculus  
Strain name CAD Knockout mouse  
Former Common name CAD KO  
H-2 Haplotype No Data  
Donor strain (129X1/SvJ x 129S1/Sv)F1-Kitl+ via R1 ES cell line  
Background strain No Data  
Appearance
 1 Appearance black  
Genotype a/a B/B C/C  
Strain development Developed by Drs. Kohki Kawane and Shigekazu Nagata at Osaka University in 2003. A neomycin cassette replaced exons 1-6 and part of 7 of Dffb gene. The mutant mice were backcrossed to C57BL/6.  
Strain description B6;129-Dffb<tm1Osa>. CAD, Caspase-activated DNase is an endonuclease that is activated in apoptotic cells. CAD deficient thymocytes did not undergo apoptotic DNA fragmentation, but their DNA was digested by thymic macrophages that effectively phagocytosed the
apoptotic thymocytes. This strain is useful for elucidation of the function of CAD gene.  
Colony maintenance Backcross to C57BL/6 (Heterozygote x C57BL/6NCrlCrlj)
Homozygous mutant mice show no gross developmental abnormalities and are fertile with normal fecundity.  
Animal health report No Data  
Gene Details
Promoter No Data  
 1 Symbol Dffb  
Symbol name DNA fragmentation factor, beta subunit  
Chromosome 4  
Common name 40kDa, 5730477D02Rik, caspase-activated DNase, CPAN, DFF40, Didff  
Symbol description No Data  
Promoter herpes simplex virus thymidine kinase promoter (HSV tk promoter)  
 2 Symbol neo  
Symbol name neomycin resistance gene (E. coli)  
Chromosome 4  
Common name neo; neomycin;  
Symbol description No Data  
References Nat Immunol. 2003 Feb;4(2):138-44. Epub 2003 Jan 13.  
Impaired thymic development in mouse embryos deficient in apoptotic DNA degradation.
Research applications No Data  
Specific Term and Conditions The following terms and conditions will be requested by the DEPOSITOR.
The RECIPIENT of BIOLOGICAL RESOURCE shall obtain a prior written consent on use of it from the DEPOSITOR.
In publishing the research results obtained by use of the BIOLOGICAL RESOURCE, a citation of the following literature(s) designated by the DEPOSITOR is requested.
Nat. immunol., 4, 138-144 (2003).
RECIPIENT may only use the BIOLOGICAL RESOURCE for non-commercial academic research purpose.
The RECIPIENT should negotiate with the DEPOSITOR in the case of application for any patents or commercial use with the results from the use of the BIOLOGICAL RESOURCE.  
Additional information
 1 Lab HP  
 2 Genotyping protocol <PCR>  
Depositor Nagata, Shigekazu (Osaka University Graduate School of Medicine, Faculty Medicine)  Nagata, Shigekazu 
Strain Status /
Availability
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