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Volumn 20, Issue 7, 2017, Pages 905-916

Reduced sensory synaptic excitation impairs motor neuron function via Kv2.1 in spinal muscular atrophy

Author keywords

[No Author keywords available]

Indexed keywords

POTASSIUM CHANNEL; POTASSIUM CHANNEL KV2.1; UNCLASSIFIED DRUG; KAINIC ACID; METALLOPROTEINASE; SHAB POTASSIUM CHANNEL; SMN1 PROTEIN, MOUSE; SMN2 PROTEIN, HUMAN; SURVIVAL MOTOR NEURON PROTEIN 1; SURVIVAL MOTOR NEURON PROTEIN 2; TETANUS TOXIN; ZINC-ENDOPEPTIDASE, TETANUS NEUROTOXIN;

EID: 85021443970     PISSN: 10976256     EISSN: 15461726     Source Type: Journal    
DOI: 10.1038/nn.4561     Document Type: Article
Times cited : (95)

References (55)
  • 1
    • 0034303585 scopus 로고    scopus 로고
    • Neuronal specification in the spinal cord: Inductive signals and transcriptional codes
    • Jessell, T.M. Neuronal specification in the spinal cord: inductive signals and transcriptional codes. Nat. Rev. Genet. 1, 20-29 (2000).
    • (2000) Nat. Rev. Genet. , vol.1 , pp. 20-29
    • Jessell, T.M.1
  • 2
    • 78650010651 scopus 로고    scopus 로고
    • Identifying roles for neurotransmission in circuit assembly: Insights gained from multiple model systems and experimental approaches
    • Bleckert, A. & Wong, R.O. Identifying roles for neurotransmission in circuit assembly: insights gained from multiple model systems and experimental approaches. Bioessays 33, 61-72 (2011).
    • (2011) Bioessays , vol.33 , pp. 61-72
    • Bleckert, A.1    Wong, R.O.2
  • 5
    • 0034062885 scopus 로고    scopus 로고
    • Development of specific connectivity between premotor neurons and motoneurons in the brain stem and spinal cord
    • Glover, J.C. Development of specific connectivity between premotor neurons and motoneurons in the brain stem and spinal cord. Physiol. Rev. 80, 615-647 (2000).
    • (2000) Physiol. Rev. , vol.80 , pp. 615-647
    • Glover, J.C.1
  • 6
    • 84864981763 scopus 로고    scopus 로고
    • Advances in understanding the molecular basis of frontotemporal dementia
    • Rademakers, R., Neumann, M. & Mackenzie, I.R. Advances in understanding the molecular basis of frontotemporal dementia. Nat. Rev. Neurol. 8, 423-434 (2012).
    • (2012) Nat. Rev. Neurol. , vol.8 , pp. 423-434
    • Rademakers, R.1    Neumann, M.2    Mackenzie, I.R.3
  • 7
    • 77954132249 scopus 로고    scopus 로고
    • Amyloid-beta-induced neuronal dysfunction in Alzheimer's disease: From synapses toward neural networks
    • Palop, J.J. & Mucke, L. Amyloid-beta-induced neuronal dysfunction in Alzheimer's disease: from synapses toward neural networks. Nat. Neurosci. 13, 812-818 (2010).
    • (2010) Nat. Neurosci. , vol.13 , pp. 812-818
    • Palop, J.J.1    Mucke, L.2
  • 9
    • 0028797783 scopus 로고
    • Identification and characterization of a spinal muscular atrophy-determining gene
    • Lefebvre, S. et al. Identification and characterization of a spinal muscular atrophy-determining gene. Cell 80, 155-165 (1995).
    • (1995) Cell , vol.80 , pp. 155-165
    • Lefebvre, S.1
  • 10
    • 84930902559 scopus 로고    scopus 로고
    • Disease mechanisms and therapeutic approaches in spinal muscular atrophy
    • Tisdale, S. & Pellizzoni, L. Disease mechanisms and therapeutic approaches in spinal muscular atrophy. J. Neurosci. 35, 8691-8700 (2015).
    • (2015) J. Neurosci. , vol.35 , pp. 8691-8700
    • Tisdale, S.1    Pellizzoni, L.2
  • 11
    • 41849090089 scopus 로고    scopus 로고
    • Neuronal SMN expression corrects spinal muscular atrophy in severe SMA mice while muscle-specific SMN expression has no phenotypic effect
    • Gavrilina, T.O. et al. Neuronal SMN expression corrects spinal muscular atrophy in severe SMA mice while muscle-specific SMN expression has no phenotypic effect. Hum. Mol. Genet. 17, 1063-1075 (2008).
    • (2008) Hum. Mol. Genet. , vol.17 , pp. 1063-1075
    • Gavrilina, T.O.1
  • 12
    • 84867555865 scopus 로고    scopus 로고
    • An SMN-dependent U12 splicing event essential for motor circuit function
    • Lotti, F. et al. An SMN-dependent U12 splicing event essential for motor circuit function. Cell 151, 440-454 (2012).
    • (2012) Cell , vol.151 , pp. 440-454
    • Lotti, F.1
  • 13
    • 79551663958 scopus 로고    scopus 로고
    • Early functional impairment of sensory-motor connectivity in a mouse model of spinal muscular atrophy
    • Mentis, G.Z. et al. Early functional impairment of sensory-motor connectivity in a mouse model of spinal muscular atrophy. Neuron 69, 453-467 (2011).
    • (2011) Neuron , vol.69 , pp. 453-467
    • Mentis, G.Z.1
  • 14
    • 83455213467 scopus 로고    scopus 로고
    • Severe neuromuscular denervation of clinically relevant muscles in a mouse model of spinal muscular atrophy
    • Ling, K.K., Gibbs, R.M., Feng, Z. & Ko, C.P. Severe neuromuscular denervation of clinically relevant muscles in a mouse model of spinal muscular atrophy. Hum. Mol. Genet. 21, 185-195 (2012).
    • (2012) Hum. Mol. Genet. , vol.21 , pp. 185-195
    • Ling, K.K.1    Gibbs, R.M.2    Feng, Z.3    Ko, C.P.4
  • 15
    • 84908059777 scopus 로고    scopus 로고
    • Sarcomere length organization as a design for cooperative function amongst all lumbar spine muscles
    • Zwambag, D.P., Ricketts, T.A. & Brown, S.H. Sarcomere length organization as a design for cooperative function amongst all lumbar spine muscles. J. Biomech. 47, 3087-3093 (2014).
    • (2014) J. Biomech. , vol.47 , pp. 3087-3093
    • Zwambag, D.P.1    Ricketts, T.A.2    Brown, S.H.3
  • 16
    • 84892367007 scopus 로고    scopus 로고
    • Musculotopic organization of the motor neurons supplying the mouse hindlimb muscles: A quantitative study using Fluoro-Gold retrograde tracing
    • Bácskai, T., Rusznák, Z., Paxinos, G. & Watson, C. Musculotopic organization of the motor neurons supplying the mouse hindlimb muscles: a quantitative study using Fluoro-Gold retrograde tracing. Brain Struct. Funct. 219, 303-321 (2014).
    • (2014) Brain Struct. Funct. , vol.219 , pp. 303-321
    • Bácskai, T.1    Rusznák, Z.2    Paxinos, G.3    Watson, C.4
  • 17
    • 1842483222 scopus 로고    scopus 로고
    • Vesicular glutamate transporters in the spinal cord, with special reference to sensory primary afferent synapses
    • Alvarez, F.J., Villalba, R.M., Zerda, R. & Schneider, S.P. Vesicular glutamate transporters in the spinal cord, with special reference to sensory primary afferent synapses. J. Comp. Neurol. 472, 257-280 (2004).
    • (2004) J. Comp. Neurol. , vol.472 , pp. 257-280
    • Alvarez, F.J.1    Villalba, R.M.2    Zerda, R.3    Schneider, S.P.4
  • 18
    • 84895465209 scopus 로고    scopus 로고
    • Normal distribution of VGLUT1 synapses on spinal motoneuron dendrites and their reorganization after nerve injury
    • Rotterman, T.M., Nardelli, P., Cope, T.C. & Alvarez, F.J. Normal distribution of VGLUT1 synapses on spinal motoneuron dendrites and their reorganization after nerve injury. J. Neurosci. 34, 3475-3492 (2014).
    • (2014) J. Neurosci. , vol.34 , pp. 3475-3492
    • Rotterman, T.M.1    Nardelli, P.2    Cope, T.C.3    Alvarez, F.J.4
  • 19
    • 79960987691 scopus 로고    scopus 로고
    • Postsymptomatic restoration of SMN rescues the disease phenotype in a mouse model of severe spinal muscular atrophy
    • Lutz, C.M. et al. Postsymptomatic restoration of SMN rescues the disease phenotype in a mouse model of severe spinal muscular atrophy. J. Clin. Invest. 121, 3029-3041 (2011).
    • (2011) J. Clin. Invest. , vol.121 , pp. 3029-3041
    • Lutz, C.M.1
  • 20
    • 84862883258 scopus 로고    scopus 로고
    • Survival motor neuron protein in motor neurons determines synaptic integrity in spinal muscular atrophy
    • Martinez, T.L. et al. Survival motor neuron protein in motor neurons determines synaptic integrity in spinal muscular atrophy. J. Neurosci. 32, 8703-8715 (2012).
    • (2012) J. Neurosci. , vol.32 , pp. 8703-8715
    • Martinez, T.L.1
  • 21
    • 84943781950 scopus 로고    scopus 로고
    • SMN expression is required in motor neurons to rescue electrophysiological deficits in the SMNΔ7 mouse model of SMA
    • McGovern, V.L. et al. SMN expression is required in motor neurons to rescue electrophysiological deficits in the SMNΔ7 mouse model of SMA. Hum. Mol. Genet. 24, 5524-5541 (2015).
    • (2015) Hum. Mol. Genet. , vol.24 , pp. 5524-5541
    • McGovern, V.L.1
  • 22
    • 84937513972 scopus 로고    scopus 로고
    • Activity regulates the incidence of heteronymous sensory-motor connections
    • Mendelsohn, A.I., Simon, C.M., Abbott, L.F., Mentis, G.Z. & Jessell, T.M. Activity regulates the incidence of heteronymous sensory-motor connections. Neuron 87, 111-123 (2015).
    • (2015) Neuron , vol.87 , pp. 111-123
    • Mendelsohn, A.I.1    Simon, C.M.2    Abbott, L.F.3    Mentis, G.Z.4    Jessell, T.M.5
  • 24
    • 77952782927 scopus 로고    scopus 로고
    • Distribution pattern of muscle fiber types in the perivertebral musculature of two different sized species of mice
    • Hesse, B., Fischer, M.S. & Schilling, N. Distribution pattern of muscle fiber types in the perivertebral musculature of two different sized species of mice. Anat. Rec. (Hoboken) 293, 446-463 (2010).
    • (2010) Anat. Rec. (Hoboken) , vol.293 , pp. 446-463
    • Hesse, B.1    Fischer, M.S.2    Schilling, N.3
  • 25
    • 0029954338 scopus 로고    scopus 로고
    • A novel nuclear structure containing the survival of motor neurons protein
    • Liu, Q. & Dreyfuss, G. A novel nuclear structure containing the survival of motor neurons protein. EMBO J. 15, 3555-3565 (1996).
    • (1996) EMBO J. , vol.15 , pp. 3555-3565
    • Liu, Q.1    Dreyfuss, G.2
  • 26
    • 0035022874 scopus 로고    scopus 로고
    • Short-term synaptic depression in the neonatal mouse spinal cord: Effects of calcium and temperature
    • Li, Y. & Burke, R.E. Short-term synaptic depression in the neonatal mouse spinal cord: effects of calcium and temperature. J. Neurophysiol. 85, 2047-2062 (2001).
    • (2001) J. Neurophysiol. , vol.85 , pp. 2047-2062
    • Li, Y.1    Burke, R.E.2
  • 27
    • 0027410296 scopus 로고
    • Electrophysiological properties of axotomized facial motoneurones that are destined to die in neonatal rats
    • Umemiya, M., Araki, I. & Kuno, M. Electrophysiological properties of axotomized facial motoneurones that are destined to die in neonatal rats. J. Physiol. (Lond.) 462, 661-678 (1993).
    • (1993) J. Physiol. (Lond.) , vol.462 , pp. 661-678
    • Umemiya, M.1    Araki, I.2    Kuno, M.3
  • 28
    • 84898034713 scopus 로고    scopus 로고
    • Intrinsic membrane hyperexcitability of amyotrophic lateral sclerosis patient-derived motor neurons
    • Wainger, B.J. et al. Intrinsic membrane hyperexcitability of amyotrophic lateral sclerosis patient-derived motor neurons. Cell Rep. 7, 1-11 (2014).
    • (2014) Cell Rep. , vol.7 , pp. 1-11
    • Wainger, B.J.1
  • 29
    • 0034121745 scopus 로고    scopus 로고
    • How botulinum and tetanus neurotoxins block neurotransmitter release
    • Humeau, Y., Doussau, F., Grant, N.J. & Poulain, B. How botulinum and tetanus neurotoxins block neurotransmitter release. Biochimie 82, 427-446 (2000).
    • (2000) Biochimie , vol.82 , pp. 427-446
    • Humeau, Y.1    Doussau, F.2    Grant, N.J.3    Poulain, B.4
  • 30
    • 53049108784 scopus 로고    scopus 로고
    • V3 spinal neurons establish a robust and balanced locomotor rhythm during walking
    • Zhang, Y. et al. V3 spinal neurons establish a robust and balanced locomotor rhythm during walking. Neuron 60, 84-96 (2008).
    • (2008) Neuron , vol.60 , pp. 84-96
    • Zhang, Y.1
  • 31
    • 70349459260 scopus 로고    scopus 로고
    • Stringent specificity in the construction of a GABAergic presynaptic inhibitory circuit
    • Betley, J.N. et al. Stringent specificity in the construction of a GABAergic presynaptic inhibitory circuit. Cell 139, 161-174 (2009).
    • (2009) Cell , vol.139 , pp. 161-174
    • Betley, J.N.1
  • 32
    • 84973894725 scopus 로고    scopus 로고
    • Sensory-derived glutamate regulates presynaptic inhibitory terminals in mouse spinal cord
    • Mende, M. et al. Sensory-derived glutamate regulates presynaptic inhibitory terminals in mouse spinal cord. Neuron 90, 1189-1202 (2016).
    • (2016) Neuron , vol.90 , pp. 1189-1202
    • Mende, M.1
  • 33
    • 0032430350 scopus 로고    scopus 로고
    • Development of ionic currents underlying changes in action potential waveforms in rat spinal motoneurons
    • Gao, B.X. & Ziskind-Conhaim, L. Development of ionic currents underlying changes in action potential waveforms in rat spinal motoneurons. J. Neurophysiol. 80, 3047-3061 (1998).
    • (1998) J. Neurophysiol. , vol.80 , pp. 3047-3061
    • Gao, B.X.1    Ziskind-Conhaim, L.2
  • 34
    • 33745299883 scopus 로고    scopus 로고
    • Blockers of the delayed-rectifier potassium current in pancreatic beta-cells enhance glucose-dependent insulin secretion
    • Herrington, J. et al. Blockers of the delayed-rectifier potassium current in pancreatic beta-cells enhance glucose-dependent insulin secretion. Diabetes 55, 1034-1042 (2006).
    • (2006) Diabetes , vol.55 , pp. 1034-1042
    • Herrington, J.1
  • 35
    • 84899463441 scopus 로고    scopus 로고
    • Kv2 channel regulation of action potential repolarization and firing patterns in superior cervical ganglion neurons and hippocampal CA1 pyramidal neurons
    • Liu, P.W. & Bean, B.P. Kv2 channel regulation of action potential repolarization and firing patterns in superior cervical ganglion neurons and hippocampal CA1 pyramidal neurons. J. Neurosci. 34, 4991-5002 (2014).
    • (2014) J. Neurosci. , vol.34 , pp. 4991-5002
    • Liu, P.W.1    Bean, B.P.2
  • 36
    • 84918554404 scopus 로고    scopus 로고
    • Decursin attenuates kainic acid-induced seizures in mice
    • Lee, J.K. et al. Decursin attenuates kainic acid-induced seizures in mice. Neuroreport 25, 1243-1249 (2014).
    • (2014) Neuroreport , vol.25 , pp. 1243-1249
    • Lee, J.K.1
  • 37
    • 0345827415 scopus 로고    scopus 로고
    • Hyperexcitability of cultured spinal motoneurons from presymptomatic ALS mice
    • Kuo, J.J. et al. Hyperexcitability of cultured spinal motoneurons from presymptomatic ALS mice. J. Neurophysiol. 91, 571-575 (2004).
    • (2004) J. Neurophysiol. , vol.91 , pp. 571-575
    • Kuo, J.J.1
  • 39
    • 0018359870 scopus 로고
    • Junctional mechanisms at group Ia synapses
    • Redman, S. Junctional mechanisms at group Ia synapses. Prog. Neurobiol. 12, 33-83 (1979).
    • (1979) Prog. Neurobiol. , vol.12 , pp. 33-83
    • Redman, S.1
  • 40
    • 84923091694 scopus 로고    scopus 로고
    • Human iPSC-derived motoneurons harbouring TARDBP or C9ORF72 ALS mutations are dysfunctional despite maintaining viability
    • Devlin, A.C. et al. Human iPSC-derived motoneurons harbouring TARDBP or C9ORF72 ALS mutations are dysfunctional despite maintaining viability. Nat. Commun. 6, 5999 (2015).
    • (2015) Nat. Commun. , vol.6 , pp. 5999
    • Devlin, A.C.1
  • 41
    • 84858054407 scopus 로고    scopus 로고
    • Motor neuron rescue in spinal muscular atrophy mice demonstrates that sensory-motor defects are a consequence, not a cause, of motor neuron dysfunction
    • Gogliotti, R.G. et al. Motor neuron rescue in spinal muscular atrophy mice demonstrates that sensory-motor defects are a consequence, not a cause, of motor neuron dysfunction. J. Neurosci. 32, 3818-3829 (2012).
    • (2012) J. Neurosci. , vol.32 , pp. 3818-3829
    • Gogliotti, R.G.1
  • 42
    • 84979101010 scopus 로고
    • The limits of firing frequency in cat lumbosacral motoneurones possessing different time course of afterhyperpolarization
    • Kernell, D. The limits of firing frequency in cat lumbosacral motoneurones possessing different time course of afterhyperpolarization. Acta Physiol. Scand. 65, 87-100 (1965).
    • (1965) Acta Physiol. Scand. , vol.65 , pp. 87-100
    • Kernell, D.1
  • 43
    • 0030453193 scopus 로고    scopus 로고
    • Identification of a cytoplasmic domain important in the polarized expression and clustering of the Kv2.1 K+ channel
    • Scannevin, R.H., Murakoshi, H., Rhodes, K.J. & Trimmer, J.S. Identification of a cytoplasmic domain important in the polarized expression and clustering of the Kv2.1 K+ channel. J. Cell Biol. 135, 1619-1632 (1996).
    • (1996) J. Cell Biol. , vol.135 , pp. 1619-1632
    • Scannevin, R.H.1    Murakoshi, H.2    Rhodes, K.J.3    Trimmer, J.S.4
  • 44
    • 1242273894 scopus 로고    scopus 로고
    • Focal aggregation of voltage-gated, Kv2.1 subunit-containing, potassium channels at synaptic sites in rat spinal motoneurones
    • Muennich, E.A. & Fyffe, R.E. Focal aggregation of voltage-gated, Kv2.1 subunit-containing, potassium channels at synaptic sites in rat spinal motoneurones. J. Physiol. (Lond.) 554, 673-685 (2004).
    • (2004) J. Physiol. (Lond.) , vol.554 , pp. 673-685
    • Muennich, E.A.1    Fyffe, R.E.2
  • 45
    • 84892903446 scopus 로고    scopus 로고
    • Redistribution of Kv2.1 ion channels on spinal motoneurons following peripheral nerve injury
    • Romer, S.H. et al. Redistribution of Kv2.1 ion channels on spinal motoneurons following peripheral nerve injury. Brain Res. 1547, 1-15 (2014).
    • (2014) Brain Res. , vol.1547 , pp. 1-15
    • Romer, S.H.1
  • 46
    • 3042699828 scopus 로고    scopus 로고
    • Regulation of ion channel localization and phosphorylation by neuronal activity
    • Misonou, H. et al. Regulation of ion channel localization and phosphorylation by neuronal activity. Nat. Neurosci. 7, 711-718 (2004).
    • (2004) Nat. Neurosci. , vol.7 , pp. 711-718
    • Misonou, H.1
  • 47
    • 0020000410 scopus 로고
    • Behaviour of human motor units in different muscles during linearly varying contractions
    • De Luca, C.J., LeFever, R.S., McCue, M.P. & Xenakis, A.P. Behaviour of human motor units in different muscles during linearly varying contractions. J. Physiol. (Lond.) 329, 113-128 (1982).
    • (1982) J. Physiol. (Lond.) , vol.329 , pp. 113-128
    • De Luca, C.J.1    LeFever, R.S.2    McCue, M.P.3    Xenakis, A.P.4
  • 48
    • 0028862445 scopus 로고
    • Human motor units studied by spike-triggered averaging and intraneural motor axon stimulation
    • Thomas, C.K. Human motor units studied by spike-triggered averaging and intraneural motor axon stimulation. Adv. Exp. Med. Biol. 384, 147-160 (1995).
    • (1995) Adv. Exp. Med. Biol. , vol.384 , pp. 147-160
    • Thomas, C.K.1
  • 49
    • 84905276212 scopus 로고    scopus 로고
    • Characterization of motor units in behaving adult mice shows a wide primary range
    • Ritter, L.K., Tresch, M.C., Heckman, C.J., Manuel, M. & Tysseling, V.M. Characterization of motor units in behaving adult mice shows a wide primary range. J. Neurophysiol. 112, 543-551 (2014).
    • (2014) J. Neurophysiol. , vol.112 , pp. 543-551
    • Ritter, L.K.1    Tresch, M.C.2    Heckman, C.J.3    Manuel, M.4    Tysseling, V.M.5
  • 50
    • 0021891061 scopus 로고
    • Control properties of motor units
    • De Luca, C.J. Control properties of motor units. J. Exp. Biol. 115, 125-136 (1985).
    • (1985) J. Exp. Biol. , vol.115 , pp. 125-136
    • De Luca, C.J.1
  • 51
    • 21844436782 scopus 로고    scopus 로고
    • A developmental switch in the response of DRG neurons to ETS transcription factor signaling
    • Hippenmeyer, S. et al. A developmental switch in the response of DRG neurons to ETS transcription factor signaling. PLoS Biol. 3, e159 (2005).
    • (2005) PLoS Biol. , vol.3 , pp. e159
    • Hippenmeyer, S.1
  • 52
    • 0031403097 scopus 로고    scopus 로고
    • Membrane time constant as a tool to assess cell degeneration
    • Isokawa, M. Membrane time constant as a tool to assess cell degeneration. Brain Res. Brain Res. Protoc. 1, 114-116 (1997).
    • (1997) Brain Res. Brain Res. Protoc. , vol.1 , pp. 114-116
    • Isokawa, M.1
  • 53
    • 65549160951 scopus 로고    scopus 로고
    • Functionally reduced sensorimotor connections form with normal specificity despite abnormal muscle spindle development: The role of spindle-derived neurotrophin 3
    • Shneider, N.A., Mentis, G.Z., Schustak, J. & O'Donovan, M.J. Functionally reduced sensorimotor connections form with normal specificity despite abnormal muscle spindle development: the role of spindle-derived neurotrophin 3. J. Neurosci. 29, 4719-4735 (2009).
    • (2009) J. Neurosci. , vol.29 , pp. 4719-4735
    • Shneider, N.A.1    Mentis, G.Z.2    Schustak, J.3    O'Donovan, M.J.4
  • 54
    • 0020566380 scopus 로고
    • Factors that control amplitude of EPSPs in dendritic neurons
    • Lev-Tov, A., Miller, J.P., Burke, R.E. & Rall, W. Factors that control amplitude of EPSPs in dendritic neurons. J. Neurophysiol. 50, 399-412 (1983).
    • (1983) J. Neurophysiol. , vol.50 , pp. 399-412
    • Lev-Tov, A.1    Miller, J.P.2    Burke, R.E.3    Rall, W.4
  • 55
    • 84946400102 scopus 로고    scopus 로고
    • Distinct cell-and layer-specific expression patterns and independent regulation of Kv2 channel subtypes in cortical pyramidal neurons
    • Bishop, H.I. et al. Distinct cell-and layer-specific expression patterns and independent regulation of Kv2 channel subtypes in cortical pyramidal neurons. J. Neurosci. 35, 14922-14942 (2015).
    • (2015) J. Neurosci. , vol.35 , pp. 14922-14942
    • Bishop, H.I.1


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