growth/size/body
• loss of bone around teeth is seen at 10 weeks of age
|
mortality/aging
• impaired survival with age with only about 28% of homozygotes surviving to 30 weeks of age
|
skeleton
• reduced bone volume is seen at 10 weeks of age
|
• reduced cortical bone thickness is seen at 10 weeks of age
• jaws display increased numbers of osteoclasts at 10 weeks of age
|
• loss of bone around teeth is seen at 10 weeks of age
|
• bone loss is detected in the long bones
|
• bone marrow cells give rise to abnormally large osteoclasts even at concentrations of RANKL too low to induce osteoclast differentiation in wild-type cells and the number of nuclei per osteoclast is also increased relative to wild-type cells
|
• increase in the numbers of osteoclasts in the jaws and femoral bone at 10 weeks of age
• increase in the fraction of the femoral trabecular bone perimeter that is occupied by osteoclasts
|
• decreased bone mineral density in the long bones at 10 weeks of age
|
• reduced trabecular bone volume, trabecular number, and to a lesser extent trabecular thickness are seen in long bones
|
• pitting of the cortical surface is seen particularly at the distal ends of limb bones
|
• increase in the fraction of the femoral trabecular bone perimeter that is occupied by osteoblasts
|
• increase in resorptive activity on dentin slices compared to wild-type cells
|
• in some mice infiltrates fill the synovial space of large joints and penetrate through the articular cartilage and underlying bone into the bone marrow
|
• inflammatory lesions in the cortical regions of the long bones, maxilla, palate, and mandible
• cystic lesions are seen in the bones
|
immune system
• bone marrow cells give rise to abnormally large osteoclasts even at concentrations of RANKL too low to induce osteoclast differentiation in wild-type cells and the number of nuclei per osteoclast is also increased relative to wild-type cells
|
• increase in the proportion of B cells in the lymph nodes, bone marrow, and spleen
|
• increase in the numbers of osteoclasts in the jaws and femoral bone at 10 weeks of age
• increase in the fraction of the femoral trabecular bone perimeter that is occupied by osteoclasts
|
• peritoneal macrophages from 10 week old mice display an increase in the proportion oc cells expressing TNF
|
• increase in resorptive activity on dentin slices compared to wild-type cells
|
• serum levels of TNF are elevated to between 200 to 700 pg/ml while levels in wild-type and heterozygous mice are undetectable
|
• increase in the size of the red pulp region
|
• enlarged with increase in the size of medullary regions
|
• swelling of the facial soft tissue resulting from inflammatory lesions
• infiltrates are macrophage rich and contain tartrate-resistant acidic phosphatase positive cells
|
• mice develop mild gastritis at 2 weeks of age
|
• spinal inflammation is observed at 7 weeks of age
|
blepharitis
(
J:117880
)
• develop swollen eyelids resulting from inflammatory lesions starting around 6 weeks of age and this persists in mice until at least 30 weeks of age
|
• in some mice infiltrates fill the synovial space of large joints and penetrate through the articular cartilage and underlying bone into the bone marrow
|
• inflammation of the liver, consisting of small foci of neutrophils and macrophages, is seen at 1 week of age
• at 2 weeks of age mice develop more severe liver inflammation
|
• inflammation of the muscle and soft tissue associated with the craniofacial and long bones
|
• inflammatory lesions in the cortical regions of the long bones, maxilla, palate, and mandible
• cystic lesions are seen in the bones
|
• inflammation of the lung, consisting of small foci of neutrophils and macrophages, is seen at 1 week of age
• at 2 weeks of age mice develop more severe lung inflammation
|
dermatitis
(
J:117880
)
homeostasis/metabolism
• serum levels of TNF are elevated to between 200 to 700 pg/ml while levels in wild-type and heterozygous mice are undetectable
|
• elevated serum levels of tartrate-resistant acidic phosphatase
|
vision/eye
blepharitis
(
J:117880
)
• develop swollen eyelids resulting from inflammatory lesions starting around 6 weeks of age and this persists in mice until at least 30 weeks of age
|
liver/biliary system
• inflammation of the liver, consisting of small foci of neutrophils and macrophages, is seen at 1 week of age
• at 2 weeks of age mice develop more severe liver inflammation
|
muscle
• inflammation of the muscle and soft tissue associated with the craniofacial and long bones
|
digestive/alimentary system
• mice develop mild gastritis at 2 weeks of age
|
hematopoietic system
• bone marrow cells give rise to abnormally large osteoclasts even at concentrations of RANKL too low to induce osteoclast differentiation in wild-type cells and the number of nuclei per osteoclast is also increased relative to wild-type cells
|
• increase in the proportion of B cells in the lymph nodes, bone marrow, and spleen
|
• increase in the numbers of osteoclasts in the jaws and femoral bone at 10 weeks of age
• increase in the fraction of the femoral trabecular bone perimeter that is occupied by osteoclasts
|
• increase in the size of the red pulp region
|
• peritoneal macrophages from 10 week old mice display an increase in the proportion oc cells expressing TNF
|
• increase in resorptive activity on dentin slices compared to wild-type cells
|
nervous system
• spinal inflammation is observed at 7 weeks of age
|
craniofacial
• reduced bone volume is seen at 10 weeks of age
|
• reduced cortical bone thickness is seen at 10 weeks of age
• jaws display increased numbers of osteoclasts at 10 weeks of age
|
• loss of bone around teeth is seen at 10 weeks of age
|
respiratory system
• inflammation of the lung, consisting of small foci of neutrophils and macrophages, is seen at 1 week of age
• at 2 weeks of age mice develop more severe lung inflammation
|
integument
dermatitis
(
J:117880
)
cellular
• bone marrow cells give rise to abnormally large osteoclasts even at concentrations of RANKL too low to induce osteoclast differentiation in wild-type cells and the number of nuclei per osteoclast is also increased relative to wild-type cells
|
Mouse Models of Human Disease |
DO ID | OMIM ID(s) | Ref(s) | |
cherubism | DOID:1856 |
OMIM:118400 |
J:117880 |