Col4a5-R471X

品系全名

C57BL/6JSmo-Col4a5em1(R471X)Smoc

目录号

NM-KI-200183

品系状态

活体

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基因信息

基因名
Col4a5

品系描述

将小鼠Col4a5基因471位氨基酸由R替换为X,建立该Col4a5基因点突变小鼠模型。
应用领域:Alport综合征小鼠模型

疾病预测

Alport综合征小鼠模型
X-Linked Alport Syndrome

验证数据

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Fig 1. Col4a5 mRNA level was measured in Col4a5-R471X mice (n=3, male, 6 week-old) and the point mutation of Col4a5 has been verified by sequencing.

Abbr. HO, homozygous;  WT, wild type.

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Fig 2. The results of urine (A) and blood (B) biochemical indicators in Col4a5-R471X mice (n=2 male and 6 female). 

Abbr. WT, wild type.

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Fig 3. The results of urine (A) and plasma (B) biochemical indicators in 21-weeks-old Col4a5-R471X mice (n=3/group). (Data from a cooperator) 

Abbr. WT, wild type.

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Fig 4. Marked glomerular changes are recognized in all (8/8) R471X mice of 23 weeks of age.

The renal cortex shows uniform glomerular distribution, with mesangial matrix proliferation and mild sclerosis (yellow arrow). Renal tubular changes include epithelial edema (blue arrow), atrophy (orange arrow), dilation (green arrow), and necrosis (black arrow). Connective tissue proliferation (light green arrow), lymphocyte infiltration (purple arrow), and occasional protein casts (gray arrow) are noted. Such lesions are entirely absent in controls of same age. Scale bar=100 μm; magnification, 200×.

Abbr. WT, wild type.


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Fig 5. Effects of Ramipril (10mg/kg) on urine (A) and blood (B) biochemical indicators of Col4a5-R471X mice over a 16-17 weeks treatment period (6 weeks of age at initiation time, n=4-5 male and 4-5 female in each group).

Abbr. WT, wild type.

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Fig 6. Effects of Ramipril (10mg/kg) on urine (A) and plasma (B) biochemical indicators of male and female Col4a5-R471X mice over a 16-17 weeks treatment period respectively (6 weeks of age at initiation time, n=4-5 male and 4-5 female in each group). 

Abbr. WT, wild type.

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Fig 7. Body weight (A) and serum mCystain C (B) of Col4a5-R471X mice over a 17 weeks treatment period. (6 weeks of age at initiation time, n=4-5 male and 4-5 female in each group)

Abbr. WT, wild type.

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Fig 8. Histopathology changes of Col4a5-R471X mice over a 17 weeks treatment period. (6 weeks of age at initiation time, n=4-5 male and 4-5 female in each group). Data are presented as mean and ± SEM.

Abbr. WT, wild type.

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Fig. 9 Histopathology changes of Col4a5-R471X mice over a 17 weeks treatment period. (6 weeks of age at initiation time, n=4-5 male and 4-5 female in each group). Data are presented as mean and ± SEM.

Abbr. WT, wild type. Dilation (yellow arrow); Obstruction  (blue arrow); Lymphocyte infiltration (light blue arrow); Protein casts (green arrow)); Infarction (black arrow)); necrosis (red arrow).



发表文献 1篇

1. Minnelide ameliorates Col4a5+/− mice by upregulating Col4a5 and alleviating endoplasmic reticulum stress
发表年份:2026 来源杂志:Frontiers in Pharmacology

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