About   Help   FAQ
Mammalian Phenotype Browser
Term Detail
MP term:decreased motor neuron number
Synonym: decreased motoneuron number
Synonym: reduced motor neuron number
MP id: MP:0000939
Definition: fewer than normal numbers of cells that innervate an effector (muscle or glandular) tissue and are responsible for transmission of motor impulses
Number of paths to term: 3

is-adenotes an 'is-a' relationship
part-ofdenotes a 'part-of' relationship


mammalian phenotype
        is-anervous system phenotype
                is-aabnormal nervous system morphology
                        is-aabnormal neuron morphology
                                is-aabnormal motor neuron morphology
                                        is-aabnormal motor neuron innervation pattern +
                                        is-adecreased motor neuron number [MP:0000939] (151 genotypes, 151 annotations)
                                        is-aincreased motor neuron number
                                        is-amotor neuron degeneration


mammalian phenotype
        is-anervous system phenotype
                is-aabnormal nervous system morphology
                        is-aabnormal neuron morphology
                                is-aabnormal neuron number
                                        is-adecreased neuron number
                                                is-adecreased Cajal-Retzius cell number +
                                                is-adecreased cerebellar granule cell number +
                                                is-adecreased cerebral cortex pyramidal cell number +
                                                is-adecreased dopaminergic neuron number
                                                is-adecreased hippocampus pyramidal cell number +
                                                is-adecreased motor neuron number [MP:0000939] (151 genotypes, 151 annotations)
                                                is-adecreased Purkinje cell number
                                                is-adecreased sensory neuron number +


mammalian phenotype
        is-anervous system phenotype
                is-aabnormal nervous system morphology
                        is-aabnormal spinal cord morphology
                                is-aabnormal spinal cord grey matter morphology
                                        is-aabnormal motor neuron morphology
                                                is-aabnormal motor neuron innervation pattern +
                                                is-adecreased motor neuron number [MP:0000939] (151 genotypes, 151 annotations)
                                                is-aincreased motor neuron number
                                                is-amotor neuron degeneration

Back to entry page

Contributing Projects:
Mouse Genome Database (MGD), Gene Expression Database (GXD), Mouse Tumor Biology (MTB), Gene Ontology (GO), MouseCyc
Citing These Resources
Funding Information
Warranty Disclaimer & Copyright Notice
Send questions and comments to User Support.
last database update
09/23/2014
MGI 5.19
The Jackson Laboratory