integument
N |
• mice were examined at 5 weeks of age when the effects of the flaky-skin mutation on skin condition are not yet seen
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• clumped hair and bald spots develop in mutant mice by 4 weeks of age
• the hair of older non-agouti black mice may appear brown although a pigment defect is not reported
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matted coat
(
J:30359
)
• clumped hair can be seen in mutant mice by 4 weeks of age
• saliva introduced during grooming causes the hair to mat
• the matted appearance is easily seen when the fur is stroked opposite the normal direction of the coat
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• hair shaft above matrix does not develop normally in some mutant mice
• hairs tend to break and split
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• found where hair shafts become structurallly abnormal
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