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Symbol
Name
ID
Lmnb1
lamin B1
MGI:96795
Phenotype annotations related to nervous system
*Aspects of the system are reported to show a normal phenotype.
Darker colors indicate more annotations
Human Phenotypes
Microcephaly
Increased CSF protein concentration
Orthostatic hypotension
Orthostatic hypotension due to autonomic dysfunction
Dysphagia
Pseudobulbar paralysis
Autonomic erectile dysfunction
Spasticity
Spastic gait
Gliosis
Leukodystrophy
Symmetric peripheral demyelination
Abnormal cerebellar peduncle morphology
Atrophy/Degeneration affecting the brainstem
Ventriculomegaly
Pachygyria
Hypoplasia of the frontal lobes
Aplasia/Hypoplasia of the corpus callosum
Agenesis of corpus callosum
Corpus callosum atrophy
Hyperintensity of cerebral white matter on MRI
Atrophy/Degeneration affecting the cerebrum
Diffuse leukoencephalopathy
Abnormal cerebellum morphology
Aplasia/Hypoplasia of the cerebellum
Atrophy of the spinal cord
Gray matter heterotopia
Ataxia
Dysdiadochokinesis
Dysmetria
Gait ataxia
Clonus
Tremor
Action tremor
Intention tremor
Upper limb postural tremor
Head titubation
Upper motor neuron dysfunction
Abnormal pyramidal sign
Babinski sign
Tetraparesis
Abnormal auditory evoked potentials
Abnormality of somatosensory evoked potentials
EEG with generalized slow activity
Dysarthria
Depression
Atypical behavior
Personality changes
Cognitive impairment
Dementia
Progressive neurologic deterioration
Intellectual disability, severe
Hyperreflexia
Gait disturbance
Global developmental delay
Pseudobulbar signs
Distal sensory impairment
Impaired proprioception
Impaired distal vibration sensation
Abnormal autonomic nervous system physiology
Autonomic bladder dysfunction
Disease(s) Associated with LMNB1
adult-onset autosomal dominant demyelinating leukodystrophy
primary autosomal recessive microcephaly

Mouse Phenotypes
nervous system phenotype
increased susceptibility to pharmacologically induced seizures
seizures
clonic seizures
abnormal spike wave discharge
abnormal neuronal migration
abnormal neuronal precursor proliferation
decreased midbrain size
decreased brain size
abnormal stratification in cerebral cortex
abnormal phrenic nerve innervation pattern to diaphragm
abnormal neuron morphology
abnormal myelin sheath morphology
axon degeneration
abnormal oligodendrocyte physiology
demyelination
hypermyelination
Availability Mouse Genotype
Lmnb1tm1.2Sgy/Lmnb1tm1.2Sgy
Lmnb1tm1Yxz/Lmnb1tm1Yxz
Lmnb1tm2Sgy/Lmnb1tm2Sgy
Tg(Lmnb1)1Yfu/0 *

Contributing Projects:
Mouse Genome Database (MGD), Gene Expression Database (GXD), Mouse Models of Human Cancer database (MMHCdb) (formerly Mouse Tumor Biology (MTB)), Gene Ontology (GO)
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last database update
05/14/2024
MGI 6.23
The Jackson Laboratory