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Phenotypes associated with this allele
Allele Symbol
Allele Name
Allele ID
Far2tm2b(KOMP)Wtsi
targeted mutation 2b, Wellcome Trust Sanger Institute
MGI:5494450
Summary 2 genotypes


Genotype
MGI:6267296
hm1
Allelic
Composition
Far2tm2b(KOMP)Wtsi/Far2tm2b(KOMP)Wtsi
Genetic
Background
B6N(Cg)-Far2tm2b(KOMP)Wtsi/2J
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Far2tm2b(KOMP)Wtsi mutation (1 available); any Far2 mutation (33 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
integument
• primary cicatricial alopecia
• at 4 months on the ventral skin starting as gradual thinning of hair
• on the top of its head behind the ears
• however, hair shafts are normal
• ectatic ducts leading to the surface of the mucocutaneous junction from Meibomian and clitoral glands unlike in control mice
• sebocytes fail to fully disintegrate in the sebaceous gland and form clustered eosinophilic remnants in the infundibula
• in the skin
• older mice exhibit follicular dystrophy associated with inflammatory cells unlike in control mice
• follicular scars extend below sebaceous glands in the dermis unlike in control mice
• altered skin surface lipids (lower wax monoesters, unsaturated fatty acids and glycerophosphocholines but higher saturated fatty acids, triacylglycerols, ceramides and (lyso)phosphocholines
• very few clear cytoplasmic vacuoles instead containing irregular material
• with swollen mitochondria

homeostasis/metabolism
• altered skin surface lipids (lower wax monoesters, unsaturated fatty acids and glycerophosphocholines but higher saturated fatty acids, triacylglycerols, ceramides and (lyso)phosphocholines

endocrine/exocrine glands
• sebocytes fail to fully disintegrate in the sebaceous gland and form clustered eosinophilic remnants in the infundibula
• very few clear cytoplasmic vacuoles instead containing irregular material
• with swollen mitochondria
• in the skin

Mouse Models of Human Disease
DO ID OMIM ID(s) Ref(s)
alopecia DOID:987 OMIM:PS203655
J:267002




Genotype
MGI:5631121
hm2
Allelic
Composition
Far2tm2b(KOMP)Wtsi/Far2tm2b(KOMP)Wtsi
Genetic
Background
C57BL/6N-Far2tm2b(KOMP)Wtsi/J
Cell Lines EPD0815_7_G05
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Far2tm2b(KOMP)Wtsi mutation (1 available); any Far2 mutation (33 available)
Data Sources
phenotype observed in females
phenotype observed in males
N normal phenotype
cardiovascular system

growth/size/body

homeostasis/metabolism

integument

vision/eye





Contributing Projects:
Mouse Genome Database (MGD), Gene Expression Database (GXD), Mouse Models of Human Cancer database (MMHCdb) (formerly Mouse Tumor Biology (MTB)), Gene Ontology (GO)
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last database update
11/05/2024
MGI 6.24
The Jackson Laboratory