HLBS Phenotypic Deviant Report

HLB # 368
MGI Accession # MGI:3575125
Mouse Identifier 43691
Date Mouse Born 4/7/03
Sex Male
Genetic Background C57BL/6J
Mutagen ENU (See ENU Treatment Protocol)
Phenotype Index Leukopenia
Phenotype Description At 8 weeks of age this animal had a CBC of 1.50 x 103 WBC/µl. Retesting 2 weeks later confirmed Leukopenia, with 2.51 WBC/µl. See the baseline comparison data for C57BL/6J in the Mouse Phenome Database.
Other information
Heritability The heritability of this phenotype has been confirmed.
Chromosome HLB368 was mapped to strain C3H/HeJ. Maps to an interval of 14cM on Chromosome 3,  between D3Mit221 and D3Mit224.
Inheritance Recessive
Molecular Interval

Mutation found in Il-7 (interleukin 7). Causes non-functional protein.
Ref: Feng et al. 2006 Genetics: Published Articles Ahead of Print, published on December 18th, 2006 as 10.1534/genetics.106.066043

Date Posted 5/7/04
Availability Currently available for distribution as cryopreserved homozygous embryos.

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Supported by the National Heart, Lung, and Blood Institute (NHLBI) (Grant # HL66611)