mortality/aging
|
• not all mice survive beyond weaning
(J:146176)
• fewer than expected mice survive beyond weaning
(J:146743)
|
|
• median lifespan of 52.3 weeks, most mice succumb to lymphomas by week 58, and all mice are dead by 100 weeks
(J:146176)
• by 32 weeks of age 50% of mice die whereas all wild-type mice are alive
(J:146743)
• by 64 weeks 94% of mice die whereas all wild-type mice are alive
(J:146743)
|
|
• some mice do not survive beyond weaning
(J:146176)
• fewer than expected mice survive the first 4 days after birth
(J:146743)
|
cardiovascular system
|
• at E12.5
|
|
• primarily involving the left ventricular free wall and septum
|
|
• primarily involving the left ventricular free wall and septum
|
hemorrhage
(
J:146176
)
|
• at E12.5
|
myocarditis
(
J:146743
)
|
• in 57% of mice primarily involving the left ventricular free wall and septum
|
respiratory system
|
• discolored
|
|
• 20% of mice exhibit lung alterations including interstitial pneumonia, alveolar hemorrhage, and alveolar edema
|
liver/biliary system
|
• minimal to mild
|
|
• subacute
|
|
• nodular and discolored
|
|
• centrilobular and coagulative in 28% of mice
|
renal/urinary system
|
• mice exhibit nephropathy unlike wild-type mice
|
|
• 85% of mice exhibit bilateral glomerulopathy with global glomerular enlargement due to hypercellularity and increased matrix amount unlike in wild-type mice
|
pale kidney
(
J:146743
)
homeostasis/metabolism
hematopoietic system
|
• in 67% of spleens due to an expansion of red pulp
(J:146743)
|
|
• CD44 high CD4+ T cells are increased in mice with hyperplasia or lymphomas
|
|
• in spleens and lymph nodes
|
|
• due to increased erythroid and myeloid cells
|
dark spleen
(
J:146743
)
|
• dark spleens
|
behavior/neurological
growth/size/body
|
• reduction in body size compared to wild-type mice at birth
|
|
• the reduction in body size compared to wild-type mice observed at birth is less pronounced at 3 to 4 months of age
|
|
• at P21
|
weight loss
(
J:146176
)
|
• at 8 to 10 months of age
|
adipose tissue
immune system
myocarditis
(
J:146743
)
|
• in 57% of mice primarily involving the left ventricular free wall and septum
|
|
• CD44 high CD4+ T cells are increased in mice with hyperplasia or lymphomas
|
|
• in spleens and lymph nodes
|
|
• due to increased erythroid and myeloid cells
|
dark spleen
(
J:146743
)
|
• dark spleens
|
|
• 3 mice exhibit generalized lymphadenopathy characterized by non-specific, reactive lymphoid hyperplasia unlike in wild-type mice
|
|
• most mice succumb to splenic, lymph node, and thymic lymphomas and lymphoid hyperplasias by week 58
|
|
• subacute
|
muscle
|
• primarily involving the left ventricular free wall and septum
|
skeleton
|
• at 8 to 10 months of age
(J:146176)
• as early as 16 weeks of age
(J:146743)
|
neoplasm
|
• lymphomas are first observed at 26 weeks of age
• most mice succumb to splenic, lymph node, and thymic lymphomas and lymphoid hyperplasias by week 58
|
endocrine/exocrine glands
|
• minimal to mild
|
integument
|
• as early as 16 weeks of age, mice have scruffy coats unlike wild-type mice
|


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