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Volumn 23, Issue 10, 2003, Pages 4146-4155

Synapse number and synaptic efficacy are regulated by presynaptic cAMP and protein kinase A

Author keywords

cAMP; Cell culture; Lymnaea; PKA; Synapse formation; Synaptic plasticity; Trophic factors

Indexed keywords

CYCLIC AMP; CYCLIC AMP DEPENDENT PROTEIN KINASE; AGENTS INTERACTING WITH TRANSMITTER, HORMONE OR DRUG RECEPTORS; ISOQUINOLINE DERIVATIVE; N [2 (4 BROMOCINNAMYLAMINO)ETHYL] 5 ISOQUINOLINESULFONAMIDE; NERVE GROWTH FACTOR; SULFONAMIDE;

EID: 0038718782     PISSN: 02706474     EISSN: None     Source Type: Journal    
DOI: 10.1523/jneurosci.23-10-04146.2003     Document Type: Article
Times cited : (22)

References (56)
  • 1
    • 0037171821 scopus 로고    scopus 로고
    • Knowing a nascent synapse when you see it
    • Ahmari SE, Smith SJ (2002) Knowing a nascent synapse when you see it. Neuron 34:333-336.
    • (2002) Neuron , vol.34 , pp. 333-336
    • Ahmari, S.E.1    Smith, S.J.2
  • 2
    • 0032692620 scopus 로고    scopus 로고
    • A transient, neuron-wide form of CREB-mediated long-term facilitation can be stabilized at specific synapses by local protein synthesis
    • Casadio A, Martin KC, Giustetto M, Zhu H, Chen M, Bartsch D, Bailey CH, Kandel ER (1999) A transient, neuron-wide form of CREB-mediated long-term facilitation can be stabilized at specific synapses by local protein synthesis. Cell 99:221-237.
    • (1999) Cell , vol.99 , pp. 221-237
    • Casadio, A.1    Martin, K.C.2    Giustetto, M.3    Zhu, H.4    Chen, M.5    Bartsch, D.6    Bailey, C.H.7    Kandel, E.R.8
  • 4
    • 0031023954 scopus 로고    scopus 로고
    • Alterations in synaptic strength preceding axon withdrawal
    • Colman H, Nabekura J, Lichtman JW (1997) Alterations in synaptic strength preceding axon withdrawal. Science 275:356-361.
    • (1997) Science , vol.275 , pp. 356-361
    • Colman, H.1    Nabekura, J.2    Lichtman, J.W.3
  • 5
    • 0035043940 scopus 로고    scopus 로고
    • Maintaining the stability of neural function: A homeostatic hypothesis
    • Davis GW, Bezprozvanny I (2001) Maintaining the stability of neural function: a homeostatic hypothesis. Annu Rev Physiol 63:847-869.
    • (2001) Annu Rev Physiol , vol.63 , pp. 847-869
    • Davis, G.W.1    Bezprozvanny, I.2
  • 6
    • 0032485499 scopus 로고    scopus 로고
    • Synapse-specific control of synaptic efficacy at the terminals of a single neuron
    • Davis GW, Goodman CS (1998a) Synapse-specific control of synaptic efficacy at the terminals of a single neuron. Nature 392:82-86.
    • (1998) Nature , vol.392 , pp. 82-86
    • Davis, G.W.1    Goodman, C.S.2
  • 7
    • 0031945827 scopus 로고    scopus 로고
    • Genetic analysis of synaptic development and plasticity: Homeostatic regulation of synaptic efficacy
    • Davis GW, Goodman CS (1998b) Genetic analysis of synaptic development and plasticity: homeostatic regulation of synaptic efficacy. Curr Opin Neurobiol 8:149-156.
    • (1998) Curr Opin Neurobiol , vol.8 , pp. 149-156
    • Davis, G.W.1    Goodman, C.S.2
  • 8
    • 0032007044 scopus 로고    scopus 로고
    • Postsynaptic PKA controls quantal size and reveals a retrograde signal that regulates presynaptic transmitter release in Drosophila
    • Davis GW, DiAntonio A, Petersen SA, Goodman CS (1998) Postsynaptic PKA controls quantal size and reveals a retrograde signal that regulates presynaptic transmitter release in Drosophila. Neuron 20:305-315.
    • (1998) Neuron , vol.20 , pp. 305-315
    • Davis, G.W.1    DiAntonio, A.2    Petersen, S.A.3    Goodman, C.S.4
  • 9
    • 0036321820 scopus 로고    scopus 로고
    • Critical periods for experience-dependent synaptic scaling in visual cortex
    • Desai NS, Cudmore RH, Nelson SB, Turrigiano GG (2002) Critical periods for experience-dependent synaptic scaling in visual cortex. Nat Neurosci 5:783-789.
    • (2002) Nat Neurosci , vol.5 , pp. 783-789
    • Desai, N.S.1    Cudmore, R.H.2    Nelson, S.B.3    Turrigiano, G.G.4
  • 10
    • 0034652103 scopus 로고    scopus 로고
    • Stimulus history alters behavioral response of neuronal growth cortes
    • Diefenbach TJ, Guthrie PB, Kater SB (2000) Stimulus history alters behavioral response of neuronal growth cortes. J Neurosci 20:1484-1494.
    • (2000) J Neurosci , vol.20 , pp. 1484-1494
    • Diefenbach, T.J.1    Guthrie, P.B.2    Kater, S.B.3
  • 12
    • 0030848730 scopus 로고    scopus 로고
    • In vitro synaptogenesis between the somata of identified Lymnaea neurons requires protein synthesis but not extrinsic growth factors or substrate adhesion molecules
    • Feng ZP, Klumperman J, Lukowiak K, Syed NI (1997) In vitro synaptogenesis between the somata of identified Lymnaea neurons requires protein synthesis but not extrinsic growth factors or substrate adhesion molecules. J Neurosci 17:7839-7849.
    • (1997) J Neurosci , vol.17 , pp. 7839-7849
    • Feng, Z.P.1    Klumperman, J.2    Lukowiak, K.3    Syed, N.I.4
  • 14
    • 0033232536 scopus 로고    scopus 로고
    • Excitatory synaptogenesis between identified Lymnaea neurons requires extrinsic trophic factors and is mediated by receptor tyrosine kinases
    • Hamakawa T, Woodin MA, Bjorgum MC, Painter SD, Takasaki M, Lukowiak K, Nagle GT, Syed NI (1999) Excitatory synaptogenesis between identified Lymnaea neurons requires extrinsic trophic factors and is mediated by receptor tyrosine kinases. J Neurosci 19:9306-9312.
    • (1999) J Neurosci , vol.19 , pp. 9306-9312
    • Hamakawa, T.1    Woodin, M.A.2    Bjorgum, M.C.3    Painter, S.D.4    Takasaki, M.5    Lukowiak, K.6    Nagle, G.T.7    Syed, N.I.8
  • 16
    • 0035865411 scopus 로고    scopus 로고
    • Tonically active protein kinase A regulates neurotransmitter release at the squid giant synapse
    • Hilfiker S, Czernik AJ, Greengard P, Augustine GJ (2001) Tonically active protein kinase A regulates neurotransmitter release at the squid giant synapse. J Physiol (Lond) 531:141-146.
    • (2001) J Physiol (Lond) , vol.531 , pp. 141-146
    • Hilfiker, S.1    Czernik, A.J.2    Greengard, P.3    Augustine, G.J.4
  • 17
    • 0028170035 scopus 로고
    • cAMP contributes to mossy fiber LTP by initiating both a covalently mediated early phase and macromolecular synthesis-dependent late phase
    • Huang YY, Li XC, Kandel ER (1994) cAMP contributes to mossy fiber LTP by initiating both a covalently mediated early phase and macromolecular synthesis-dependent late phase. Cell 79:69-79.
    • (1994) Cell , vol.79 , pp. 69-79
    • Huang, Y.Y.1    Li, X.C.2    Kandel, E.R.3
  • 18
    • 0034625542 scopus 로고    scopus 로고
    • mGluR1 in cerebellar Purkinje cells essential for long-term depression, synapse elimination, and motor coordination
    • Ichise T, Kano M, Hashimoto K, Yanagihara D, Nakao K, Shigemoto R, Katsuki M, Aiba A (2000) mGluR1 in cerebellar Purkinje cells essential for long-term depression, synapse elimination, and motor coordination. Science 288:1832-1835.
    • (2000) Science , vol.288 , pp. 1832-1835
    • Ichise, T.1    Kano, M.2    Hashimoto, K.3    Yanagihara, D.4    Nakao, K.5    Shigemoto, R.6    Katsuki, M.7    Aiba, A.8
  • 19
    • 0032915393 scopus 로고    scopus 로고
    • Organization and regulation of proteins at synapses
    • Kim JH, Huganir RL (1999) Organization and regulation of proteins at synapses. Curr Opin Cell Biol 11:248-254.
    • (1999) Curr Opin Cell Biol , vol.11 , pp. 248-254
    • Kim, J.H.1    Huganir, R.L.2
  • 20
    • 0032213268 scopus 로고    scopus 로고
    • cAMP-dependent long-term potentiation of nitric oxide release from cerebellar parallel fibers in rats
    • Kimura S, Uchiyama S, Takahashi HE, Shibuki K (1998) cAMP-dependent long-term potentiation of nitric oxide release from cerebellar parallel fibers in rats. J Neurosci 18:8551-8558.
    • (1998) J Neurosci , vol.18 , pp. 8551-8558
    • Kimura, S.1    Uchiyama, S.2    Takahashi, H.E.3    Shibuki, K.4
  • 21
    • 0035489482 scopus 로고    scopus 로고
    • Postsynaptic depolarization scales quantal amplitude in cortical pyramidal neurons
    • Leslie KR, Nelson SB, Turrigiano GG (2001) Postsynaptic depolarization scales quantal amplitude in cortical pyramidal neurons. J Neurosci 21:RC170(1-6).
    • (2001) J Neurosci , vol.21 , Issue.1-6
    • Leslie, K.R.1    Nelson, S.B.2    Turrigiano, G.G.3
  • 23
    • 0027948168 scopus 로고
    • Proteolytic action of thrombin is required for electrical activity-dependent synapse reduction
    • Liu Y, Fields RD, Festoff BW, Nelson PG (1994a) Proteolytic action of thrombin is required for electrical activity-dependent synapse reduction. Proc Natl Acad Sci USA 91:10300-10304.
    • (1994) Proc Natl Acad Sci USA , vol.91 , pp. 10300-10304
    • Liu, Y.1    Fields, R.D.2    Festoff, B.W.3    Nelson, P.G.4
  • 25
    • 0036305484 scopus 로고    scopus 로고
    • AMPA receptor trafficking and synaptic plasticity
    • Malinow R, Malenka RC (2002) AMPA receptor trafficking and synaptic plasticity. Annu Rev Neurosci 25:103-126.
    • (2002) Annu Rev Neurosci , vol.25 , pp. 103-126
    • Malinow, R.1    Malenka, R.C.2
  • 26
    • 0033711562 scopus 로고    scopus 로고
    • A genetic analysis of synaptic development: Pre- and postsynaptic dCBP control transmitter release at the Drosophila NMJ
    • Marek KW, Ng N, Fetter R, Smolik S, Goodman CS, Davis GW (2000) A genetic analysis of synaptic development: pre- and postsynaptic dCBP control transmitter release at the Drosophila NMJ. Neuron 25:537-547.
    • (2000) Neuron , vol.25 , pp. 537-547
    • Marek, K.W.1    Ng, N.2    Fetter, R.3    Smolik, S.4    Goodman, C.S.5    Davis, G.W.6
  • 27
    • 0030272962 scopus 로고    scopus 로고
    • Cell adhesion molecules, CREB and the formation of new synaptic connections
    • Martin KC, Kandel ER (1996) Cell adhesion molecules, CREB and the formation of new synaptic connections. Neuron 17:567-570.
    • (1996) Neuron , vol.17 , pp. 567-570
    • Martin, K.C.1    Kandel, E.R.2
  • 28
    • 0031444409 scopus 로고    scopus 로고
    • Synapse-specific, long-term facilitation of Aplysia sensory to motor synapses: A function for local protein synthesis in memory storage
    • Martin KC, Casadio A, Zhu H, Yaping E, Rose JC, Chen M, Bailey CH, Kandel ER (1997a) Synapse-specific, long-term facilitation of Aplysia sensory to motor synapses: a function for local protein synthesis in memory storage. Cell 91:927-938.
    • (1997) Cell , vol.91 , pp. 927-938
    • Martin, K.C.1    Casadio, A.2    Zhu, H.3    Yaping, E.4    Rose, J.C.5    Chen, M.6    Bailey, C.H.7    Kandel, E.R.8
  • 29
    • 0030908089 scopus 로고    scopus 로고
    • MAP kinase translocates into the nucleus of the presynaptic cell and is required for long-term facilitation in Aplysia
    • Martin KC, Michael D, Rose JC, Barad M, Casadio A, Zhu H, Kandel ER (1997b) MAP kinase translocates into the nucleus of the presynaptic cell and is required for long-term facilitation in Aplysia. Neuron 18:899-912.
    • (1997) Neuron , vol.18 , pp. 899-912
    • Martin, K.C.1    Michael, D.2    Rose, J.C.3    Barad, M.4    Casadio, A.5    Zhu, H.6    Kandel, E.R.7
  • 31
    • 0038393178 scopus 로고    scopus 로고
    • Synapse formation between isolated axons requires presynaptic soma and re-distribution of postsynaptic AChRs
    • in press
    • Meems R, Munno DW, van Minnen J, Syed NI (2003) Synapse formation between isolated axons requires presynaptic soma and re-distribution of postsynaptic AChRs. J Neurophysiol, in press.
    • (2003) J Neurophysiol
    • Meems, R.1    Munno, D.W.2    Van Minnen, J.3    Syed, N.I.4
  • 32
    • 0037016447 scopus 로고    scopus 로고
    • Mediation of hippocampal mossy fiber long-term potentiation by presynaptic Ih channels
    • Mellor J, Nicoll RA, Schmitz D (2002) Mediation of hippocampal mossy fiber long-term potentiation by presynaptic Ih channels. Science 295:143-147.
    • (2002) Science , vol.295 , pp. 143-147
    • Mellor, J.1    Nicoll, R.A.2    Schmitz, D.3
  • 33
    • 0035923749 scopus 로고    scopus 로고
    • Inactivity produces increases in neurotransmitter release and synapse size
    • Murthy VN, Schikorski T, Stevens CF, Zhu Y (2001) Inactivity produces increases in neurotransmitter release and synapse size. Neuron 32:673-682.
    • (2001) Neuron , vol.32 , pp. 673-682
    • Murthy, V.N.1    Schikorski, T.2    Stevens, C.F.3    Zhu, Y.4
  • 34
    • 0029886442 scopus 로고    scopus 로고
    • Mechanism of synapse disassembly at the developing neuromuscular junction
    • Nguyen QT, Lichtman JW (1996) Mechanism of synapse disassembly at the developing neuromuscular junction. Curr Opin Neurobiol 6:104-112.
    • (1996) Curr Opin Neurobiol , vol.6 , pp. 104-112
    • Nguyen, Q.T.1    Lichtman, J.W.2
  • 35
    • 0032513319 scopus 로고    scopus 로고
    • Hyperinnervation of neuromuscular junctions caused by GDNF overexpression in muscle
    • Nguyen QT, Parsadanian AS, Snider WD, Lichtman JW (1998) Hyperinnervation of neuromuscular junctions caused by GDNF overexpression in muscle. Science 279:1725-1729.
    • (1998) Science , vol.279 , pp. 1725-1729
    • Nguyen, Q.T.1    Parsadanian, A.S.2    Snider, W.D.3    Lichtman, J.W.4
  • 36
    • 0035863218 scopus 로고    scopus 로고
    • Adenosine receptor subtypes modulate two major functional pathways for hippocampal serotonin release
    • Okada M, Nutt DJ, Murakami T, Zhu G, Kamata A, Kawata Y, Kaneko S (2001) Adenosine receptor subtypes modulate two major functional pathways for hippocampal serotonin release. J Neurosci 21:628-640.
    • (2001) J Neurosci , vol.21 , pp. 628-640
    • Okada, M.1    Nutt, D.J.2    Murakami, T.3    Zhu, G.4    Kamata, A.5    Kawata, Y.6    Kaneko, S.7
  • 37
    • 0036176884 scopus 로고    scopus 로고
    • TrkB receptor signaling is required for establishment of GABAergic synapses in the cerebellum
    • Rico B, Xu B, Reichardt LF (2002) TrkB receptor signaling is required for establishment of GABAergic synapses in the cerebellum. Nat Neurosci 5:225-233.
    • (2002) Nat Neurosci , vol.5 , pp. 225-233
    • Rico, B.1    Xu, B.2    Reichardt, L.F.3
  • 38
    • 0029961605 scopus 로고    scopus 로고
    • Cyclic AMP mediates a presynaptic form of LTP at cerebellar parallel fiber synapses
    • Salin PA, Malenka RC, Nicoll RA (1996) Cyclic AMP mediates a presynaptic form of LTP at cerebellar parallel fiber synapses. Neuron 16:797-803.
    • (1996) Neuron , vol.16 , pp. 797-803
    • Salin, P.A.1    Malenka, R.C.2    Nicoll, R.A.3
  • 39
    • 0032936983 scopus 로고    scopus 로고
    • Development of the vertebrate neuromuscular junction
    • Sanes JR, Lichtman JW (1999) Development of the vertebrate neuromuscular junction. Annu Rev Neurosci 22:389-442.
    • (1999) Annu Rev Neurosci , vol.22 , pp. 389-442
    • Sanes, J.R.1    Lichtman, J.W.2
  • 40
    • 0034536215 scopus 로고    scopus 로고
    • The neurotrophin hypothesis for synaptic plasticity
    • Schinder AF, Poo M (2000) The neurotrophin hypothesis for synaptic plasticity. Trends Neurosci 23:639-645.
    • (2000) Trends Neurosci , vol.23 , pp. 639-645
    • Schinder, A.F.1    Poo, M.2
  • 42
    • 0037204102 scopus 로고    scopus 로고
    • An instructive role for retinal waves in the development of retinogeniculate connectivity
    • Stellwagen D, Shatz CJ (2002) An instructive role for retinal waves in the development of retinogeniculate connectivity. Neuron 33:357-367.
    • (2002) Neuron , vol.33 , pp. 357-367
    • Stellwagen, D.1    Shatz, C.J.2
  • 43
    • 0026196956 scopus 로고
    • Coordination of locomotor and cardiorespiratory networks of Lymnaea stagnalis by a pair of identified interneurones
    • Syed NI, Winlow W (1991) Coordination of locomotor and cardiorespiratory networks of Lymnaea stagnalis by a pair of identified interneurones. J Exp Biol 158:37-62.
    • (1991) J Exp Biol , vol.158 , pp. 37-62
    • Syed, N.I.1    Winlow, W.2
  • 44
    • 0025172959 scopus 로고
    • In vitro reconstruction of the respiratory central pattern generator of the mollusk Lymnaea
    • Syed NI, Bulloch AG, Lukowiak K (1990) In vitro reconstruction of the respiratory central pattern generator of the mollusk Lymnaea. Science 250:282-285.
    • (1990) Science , vol.250 , pp. 282-285
    • Syed, N.I.1    Bulloch, A.G.2    Lukowiak, K.3
  • 45
    • 0026554335 scopus 로고
    • Transplantation and functional integration of an identified respiratory interneuron in Lymnaea stagnalis
    • Syed NI, Ridgway RL, Lukowiak K, Bulloch AG (1992) Transplantation and functional integration of an identified respiratory interneuron in Lymnaea stagnalis. Neuron 8:767-774.
    • (1992) Neuron , vol.8 , pp. 767-774
    • Syed, N.I.1    Ridgway, R.L.2    Lukowiak, K.3    Bulloch, A.G.4
  • 46
    • 0000148830 scopus 로고    scopus 로고
    • In vitro reconstruction of neuronal networks: A simple model system approach
    • (Windhurst U, Johansson H, eds). Berlin: Springer
    • Syed NI, Zaidi H, Lovell P (1999) In vitro reconstruction of neuronal networks: a simple model system approach. In: Modern techniques in neuroscience research (Windhurst U, Johansson H, eds), pp 361-377. Berlin: Springer.
    • (1999) Modern Techniques in Neuroscience Research , pp. 361-377
    • Syed, N.I.1    Zaidi, H.2    Lovell, P.3
  • 48
    • 0032530675 scopus 로고    scopus 로고
    • Neurotrophins induce formation of functional excitatory and inhibitory synapses between cultured hippocampal neurons
    • Vicario-Abejon C, Collin C, McKay RD, Segal M (1998) Neurotrophins induce formation of functional excitatory and inhibitory synapses between cultured hippocampal neurons. J Neurosci 18:7256-7271.
    • (1998) J Neurosci , vol.18 , pp. 7256-7271
    • Vicario-Abejon, C.1    Collin, C.2    McKay, R.D.3    Segal, M.4
  • 50
    • 0028051845 scopus 로고
    • Mediation of hippocampal mossy fiber long-term potentiation by cyclic AMP
    • Weisskopf MG, Castillo PE, Zalutsky RA, Nicoll RA (1994) Mediation of hippocampal mossy fiber long-term potentiation by cyclic AMP. Science 265:1878-1882.
    • (1994) Science , vol.265 , pp. 1878-1882
    • Weisskopf, M.G.1    Castillo, P.E.2    Zalutsky, R.A.3    Nicoll, R.A.4
  • 51
    • 0032865776 scopus 로고    scopus 로고
    • Trophic factor-induced plasticity of synaptic connections between identified Lymnaea neurons
    • Woodin MA, Hamakawa T, Takasaki M, Lukowiak K, Syed NI (1999) Trophic factor-induced plasticity of synaptic connections between identified Lymnaea neurons. Learn Mem 6:307-316.
    • (1999) Learn Mem , vol.6 , pp. 307-316
    • Woodin, M.A.1    Hamakawa, T.2    Takasaki, M.3    Lukowiak, K.4    Syed, N.I.5
  • 52
    • 0037080004 scopus 로고    scopus 로고
    • Trophic factor-induced excitatory synaptogenesis involves postsynaptic modulation of nicotinic acetyl-choline receptors
    • Woodin MA, Munno DW, Syed NI (2002) Trophic factor-induced excitatory synaptogenesis involves postsynaptic modulation of nicotinic acetyl-choline receptors. J Neurosci 22:505-514.
    • (2002) J Neurosci , vol.22 , pp. 505-514
    • Woodin, M.A.1    Munno, D.W.2    Syed, N.I.3
  • 53
    • 0034668908 scopus 로고    scopus 로고
    • Two independent pathways mediated by cAMP and protein kinase A enhance spontaneous transmitter release at Drosophila neuromuscular junctions
    • Yoshihara M, Suzuki K, Kidokoro Y (2000) Two independent pathways mediated by cAMP and protein kinase A enhance spontaneous transmitter release at Drosophila neuromuscular junctions. J Neurosci 20:8315-8322.
    • (2000) J Neurosci , vol.20 , pp. 8315-8322
    • Yoshihara, M.1    Suzuki, K.2    Kidokoro, Y.3
  • 54
    • 0036715218 scopus 로고    scopus 로고
    • Acute topical application of tumor necrosis factor alpha evokes protein kinase A-dependent responses in rat sensory neurons
    • Zhang JM, Li H, Liu B, Brull SJ (2002) Acute topical application of tumor necrosis factor alpha evokes protein kinase A-dependent responses in rat sensory neurons. J Neurophysiol 88:1387-1392.
    • (2002) J Neurophysiol , vol.88 , pp. 1387-1392
    • Zhang, J.M.1    Li, H.2    Liu, B.3    Brull, S.J.4
  • 55
    • 0035475301 scopus 로고    scopus 로고
    • Principles of glutamatergic synapse formation: Seeing the forest for the trees
    • Ziv NE, Garner CC (2001) Principles of glutamatergic synapse formation: seeing the forest for the trees. Curr Opin Neurobiol 11:536-543.
    • (2001) Curr Opin Neurobiol , vol.11 , pp. 536-543
    • Ziv, N.E.1    Garner, C.C.2
  • 56
    • 0039534893 scopus 로고    scopus 로고
    • A molecular mechanism for synapse elimination: Novel inhibition of locally generated thrombin delays synapse loss in neonatal mouse muscle
    • Zoubine MN, Ma JY, Smirnova IV, Citron BA, Festoff BW (1996) A molecular mechanism for synapse elimination: novel inhibition of locally generated thrombin delays synapse loss in neonatal mouse muscle. Dev Biol 179:447-457.
    • (1996) Dev Biol , vol.179 , pp. 447-457
    • Zoubine, M.N.1    Ma, J.Y.2    Smirnova, I.V.3    Citron, B.A.4    Festoff, B.W.5


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