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Phenotypes Associated with This Genotype
Genotype
MGI:4421409
Allelic
Composition
Slc24a5tm1Lex/Slc24a5tm1Lex
Genetic
Background
involves: 129S5/SvEvBrd * C57BL/6
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Slc24a5tm1Lex mutation (1 available); any Slc24a5 mutation (31 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
pigmentation
• the ear pinna is paler than in wild-type mice
• the derma and epidermis of the ear pinna exhibit reduced melanin compared to in wild-type mice
• the derma and epidermis of the ear pinna exhibit reduced melanin compared to in wild-type mice
• the derma and epidermis of the ear pinna exhibit reduced melanin compared to in wild-type mice
• melanin pigment granules are smaller and paler than in wild-type mice
• melanin granules cluster in caps that cover the more superficial surface of the cell nuclei unlike in wild-type mice
• irides exhibit decreased pigment density compared to in wild-type mice
• irides exhibit reduced melanosome volume, size, and darkness compared to in wild-type mice
• the large round melanosomes of the posterior iris pigment epithelium (IPE) are largely absent
• hypopigmentation is most severe in the anterior layer of the IPE
• melanosomes of the anterior IPE are smaller, paler, and more indistinct than melanosomes in the iris stroma or posterior IPE unlike in wild-type mice
• retinal pigment epithelium (RPE) is hypopigmented compared to in wild-type mice
• apical melanin granules are smaller and fewer while basal melanosomes are scarce compared to in wild-type mice
• the fundus is hypopigmented compared to in wild-type mice
• neuroepithelium-derived pigment cells are severely hypopigmented compared to in wild-type mice
• ocular pigmentation varies between individuals
• mice exhibit hypopigmentation of the retinal pigment epithelium, ciliary body, and iris pigment epithelium compared with wild-type mice
• irides exhibit reduced melanosome volume, size, and darkness compared to in wild-type mice
• the large round melanosomes of the posterior iris pigment epithelium are largely absent
• melanosomes of the anterior IPE are smaller, paler, and more indistinct than melanosomes in the iris stroma or posterior IPE unlike in wild-type mice
• apical melanin granules are smaller and fewer while basal melanosomes are scarce compared to in wild-type mice
• melanization is deficient compared to in wild-type mice
• in agouti mice, medullary hair cell pigment granules are paler than in wild-type agouti mice
• in agouti mice, medullary hair cell pigment granules are smaller than in wild-type agouti mice
• mice exhibit hypopigmentation of the retinal pigment epithelium, ciliary body, and iris pigment epithelium compared with wild-type mice

vision/eye
• irides exhibit decreased pigment density compared to in wild-type mice
• irides exhibit reduced melanosome volume, size, and darkness compared to in wild-type mice
• the large round melanosomes of the posterior iris pigment epithelium (IPE) are largely absent
• hypopigmentation is most severe in the anterior layer of the IPE
• melanosomes of the anterior IPE are smaller, paler, and more indistinct than melanosomes in the iris stroma or posterior IPE unlike in wild-type mice
• mice exhibit hypopigmentation of the retinal pigment epithelium, ciliary body, and iris pigment epithelium compared with wild-type mice
• irides are reduced in thickness compared to in wild-type mice
• the fundus is hypopigmented compared to in wild-type mice
• retinal pigment epithelium (RPE) is hypopigmented compared to in wild-type mice
• apical melanin granules are smaller and fewer while basal melanosomes are scarce compared to in wild-type mice
• the fundus is hypopigmented compared to in wild-type mice
• neuroepithelium-derived pigment cells are severely hypopigmented compared to in wild-type mice
• ocular pigmentation varies between individuals

craniofacial
• the ear pinna is paler than in wild-type mice
• the derma and epidermis of the ear pinna exhibit reduced melanin compared to in wild-type mice

hearing/vestibular/ear
• the ear pinna is paler than in wild-type mice
• the derma and epidermis of the ear pinna exhibit reduced melanin compared to in wild-type mice

integument
• the ear pinna is paler than in wild-type mice
• the derma and epidermis of the ear pinna exhibit reduced melanin compared to in wild-type mice
• in agouti mice, medullary hair cell pigment granules are paler than in wild-type agouti mice
• in agouti mice, medullary hair cell pigment granules are smaller than in wild-type agouti mice
• the derma and epidermis of the ear pinna exhibit reduced melanin compared to in wild-type mice
• the derma and epidermis of the ear pinna exhibit reduced melanin compared to in wild-type mice
• melanin pigment granules are smaller and paler than in wild-type mice
• melanin granules cluster in caps that cover the more superficial surface of the cell nuclei unlike in wild-type mice

growth/size/body
• the ear pinna is paler than in wild-type mice
• the derma and epidermis of the ear pinna exhibit reduced melanin compared to in wild-type mice

Mouse Models of Human Disease
DO ID OMIM ID(s) Ref(s)
ocular albinism 1 DOID:0050633 OMIM:300500
J:137416


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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
11/12/2024
MGI 6.24
The Jackson Laboratory