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Mammalian Phenotype Ontology Annotations
Query Results - Summary
Symbol
Name
ID
Scn8a
sodium channel, voltage-gated, type VIII, alpha
MGI:103169
87 phenotypes from 22 alleles in 32 genetic backgrounds
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Allelic Composition
Genetic Background
Annotated Term Reference
Scn8a4J/Scn8a4J
C57BL/6J-Scn8a4J/J
decreased body size J:78134
hindlimb paralysis J:78134
premature death J:78134, J:90095
Scn8a5J/Scn8a5J
C57BL/6J-Scn8a5J/J
abnormal brain morphology J:78134
decreased cerebellar granule cell number J:78134
enlarged brain ventricles J:78134
hindlimb paralysis J:78134, J:90095
hydrocephaly J:78134
postnatal lethality, complete penetrance J:78134, J:90095
Scn8a6J/Scn8a6J
C57BL/6J-Scn8a6J/J
abnormal gait J:78134
decreased body weight J:78134
hindlimb paralysis J:90095
muscular atrophy J:90095
normal nervous system phenotype J:90095
premature death J:90095
Scn8a7J/Scn8a7J
involves: BALB/cByJ * C57BL/6J
abnormal cerebellum external granule cell layer morphology J:87349
abnormal posture J:87349
abnormal ventral spinal root morphology J:87349
ataxia J:87349
decreased skeletal muscle fiber size J:87349
head tossing J:87349
limb grasping J:87349
myoclonus J:87349
myopathy J:87349
peripheral nervous system degeneration J:87349
Scn8a8J/Scn8a+
involves: C3HeB/FeJ * C57BL/6J
abnormal spike wave discharge J:147199
Scn8a8J/Scn8a8J
involves: C3HeB/FeJ * C57BL/6J
abnormal gait J:147199
abnormal locomotor behavior J:147199
abnormal spike wave discharge J:147199
decreased body size J:147199
postnatal lethality J:147199
premature death J:147199
Scn8a9J/Scn8a+
B6J.C-Scn8a9J/Mm
decreased locomotor activity J:230867
Scn8a9J/Scn8a9J
B6J.C-Scn8a9J/Mm
abnormal gait J:230867
abnormal motor capabilities/coordination/movement J:230867
abnormal neuron physiology J:230867
ataxia J:230867
decreased body weight J:230867
decreased grip strength J:230867
decreased nerve conduction velocity J:230867
dystonia J:230867
muscle weakness J:230867
premature death J:230867
tremors J:230867
Scn8a9J/Scn8a9J
BALB/cJ-Scn8a9J/GrsrJ
abnormal motor coordination/balance J:220447
premature death J:220447
tremors J:220447
Scn8aClth/Scn8a+
involves: BALB/c
abnormal pinna reflex J:250208
absent pinna reflex J:250208
normal hearing/vestibular/ear phenotype J:250208
increased or absent threshold for auditory brainstem response J:250208
Scn8aClth/Scn8a+
involves: BALB/cAnN * C3H/HeH
abnormal behavior J:155726
abnormal pilomotor reflex J:155726
abnormal pinna reflex J:155726
absent pinna reflex J:155726
decreased body weight J:155726
decreased startle reflex J:155726
normal hearing/vestibular/ear phenotype J:155726
hunched posture J:155726
impaired hearing J:155726
increased or absent threshold for auditory brainstem response J:155726
tremors J:155726
Scn8aClth/Scn8aClth
involves: BALB/c
decreased startle reflex J:250208
normal hearing/vestibular/ear phenotype J:250208
increased or absent threshold for auditory brainstem response J:250208
Scn8aClth/Scn8aClth
involves: BALB/cAnN * C3H/HeH
abnormal auditory brainstem response waveform shape J:155726
abnormal behavior J:155726
abnormal pilomotor reflex J:155726
abnormal reflex J:155726
decreased body weight J:155726
decreased Purkinje cell number J:155726
decreased startle reflex J:155726
enhanced behavioral response to anesthetic J:155726
normal hearing/vestibular/ear phenotype J:155726
hunched posture J:155726
impaired coordination J:155726
impaired hearing J:155726
increased anxiety-related response J:155726
increased or absent threshold for auditory brainstem response J:155726
normal mortality/aging J:155726
small cerebellum J:155726
tremors J:155726
Scn8admu/Scn8admu
involves: C3H * C57BL/6
abnormal atrium endocardium morphology J:71615
abnormal heart septum morphology J:71615
abnormal heart ventricle morphology J:71615
decreased body weight J:71615
dystrophic muscle J:71615
hindlimb paralysis J:71615
muscle degeneration J:71615
myocardial fiber degeneration J:71615
normal nervous system phenotype J:71615
premature death J:71615
respiratory distress J:71615
skeletal muscle necrosis J:71615
Scn8admu/Scn8admu
involves: C3H * C57BL/6 * C57BL/6J
abnormal eye electrophysiology J:98511
Scn8admu/Scn8admu
involves: C3H * C57BL/6 * DBA/2J
abnormal eye electrophysiology J:98511
normal vision/eye phenotype J:98511
Scn8admu/Scn8amed
involves: C3H * C3HeB/Fe * C57BL/6
abnormal voluntary movement J:71615
dystrophic muscle J:71615
hindlimb paralysis J:71615
postnatal lethality J:71615
Scn8aem1(IMPC)Bay/Scn8a+
C57BL/6N-Scn8aem1(IMPC)Bay/BayMmucd
increased spleen weight J:211773
Scn8aem1(IMPC)Bay/Scn8aem1(IMPC)Bay
C57BL/6N-Scn8aem1(IMPC)Bay/BayMmucd
preweaning lethality, incomplete penetrance J:211773
Scn8aem1Mm/Scn8a+
involves: C57BL/6J * SJL
abnormal behavior J:207931
premature death J:207931
seizures J:207931
Scn8aM1Btlr/Scn8a+
C57BL/6J-Scn8aM1Btlr
abnormal gait J:139714
tremors J:139714
Scn8aM1Btlr/Scn8aM1Btlr
C57BL/6J-Scn8aM1Btlr
abnormal gait J:139714
tremors J:139714
Scn8am2Btlr/Scn8am2Btlr
C57BL/6J-Scn8am2Btlr
hindlimb paralysis J:203623
Scn8am3Btlr/Scn8am3Btlr
C57BL/6J-Scn8am3Btlr
ataxia J:215819
decreased body weight J:215819
tremors J:215819
Scn8am10J/Scn8a+
FVB/NJ-Scn8am10J/GrsrCx
decreased nerve conduction velocity J:240096
Scn8am10J/Scn8am10J
FVB/NJ-Scn8am10J/GrsrCx
ataxia J:199990
decreased body size J:199990
paralysis J:199990
postnatal lethality, complete penetrance J:199990
tremors J:199990
Scn8am11J/Scn8am11J
B6.Cg-Scn8am11J/GrsrJ
ataxia J:231578
decreased body size J:231578
hindlimb paralysis J:231578
impaired muscle relaxation J:231578
paralysis J:231578
postnatal lethality, complete penetrance J:231578
Scn8amed-J/Scn8amed-J
involves: STOCK Krt71Ca
abnormal gait J:141236
ataxia J:141236
dystonia J:141236
normal mortality/aging J:141236
tremors J:141236
Scn8amed-jo2J/Scn8amed-jo2J
B6(129S7)-Scn8amed-jo2J/J
abnormal gait J:92160
axon degeneration J:92160
cervical vertebrae degeneration J:92160
increased or absent threshold for auditory brainstem response J:92160
oligozoospermia J:92160
postnatal lethality, incomplete penetrance J:92160
Purkinje cell degeneration J:92160
tremors J:92160
Scn8amed-jo/Scn8a+
B6.D2-Scn8amed-jo/J
abnormal spike wave discharge J:147199
decreased susceptibility to pharmacologically induced seizures J:129998, J:170734
Scn8amed-jo/Scn8amed-jo
DBA/2WyDi-Scn8amed-jo
abnormal nervous system electrophysiology J:14894
impaired limb coordination J:15056
normal muscle phenotype J:24907
normal nervous system phenotype J:24907
Purkinje cell degeneration J:14894
tremors J:15056
Scn8amed-TgA4Bs/Scn8amed-TgA4Bs
B6.Cg-Scn8amed-TgA4Bs
abnormal eye electrophysiology J:110231
Scn8amed-TgA4Bs/Scn8amed-TgA4Bs
involves: C3H * C57BL/6J
decreased body weight J:24228
hindlimb paralysis J:24228
impaired balance J:24228
limb grasping J:24228
muscular atrophy J:24228
normal nervous system phenotype J:24228
premature death J:24228
Scn8amed-TgA4Bs/Scn8anur14
involves: C3H * C57BL/6J
ataxia J:146758
postnatal lethality J:146758
tremors J:146758
Scn8amed/Scn8a+
C3Fe.Cg-Scn8amed/J
abnormal spike wave discharge J:147199
decreased susceptibility to pharmacologically induced seizures J:129998
Scn8amed/Scn8amed
involves: C3HeB/FeJ * DBA/2J
abnormal eye electrophysiology J:98511
Scn8amed/Scn8amed
PCT
abnormal action potential J:5192
abnormal endplate potential J:5192
abnormal miniature endplate potential J:5192
abnormal muscle physiology J:5192
abnormal muscle tone J:28679
abnormal nerve conduction J:6888
abnormal neuromuscular synapse morphology J:5153, J:28678
demyelination J:6888, J:7297
hindlimb paralysis J:28679
muscular atrophy J:5153
paraparesis J:28679
postnatal lethality J:5153, J:28678, J:28679
progressive muscle weakness J:5153, J:28678
Scn8anur14/Scn8anur14
C57BL/6J-Scn8anur14
ataxia J:146758
hindlimb paralysis J:146758
premature death J:146758
tremors J:146758
Scn8anur14/Scn8anur14
involves: C57BL/6J
hindlimb paralysis J:85113
postnatal lethality, complete penetrance J:85113
Scn8atm1Mm/Scn8atm1Mm
Tg(Zp3-cre)3Mrt/?
involves: 129S1/Sv * 129X1/SvJ * C57BL/6J
ataxia J:91696
hindlimb paralysis J:91696
premature death J:91696

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last database update
04/16/2024
MGI 6.23
The Jackson Laboratory