Host Epac1 is required for cAMP-mediated invasion by Trypanosoma cruzi
Mechanistic details of the modulation by cAMP of Trypanosoma cruzi host cell invasion remain ill-defined. Here we report that activation of host's Epac1 stimulated invasion, whereas specific pharmacological inhibition or maneuvers that alter Epac1 subcellular localization significantly reduced...
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Acceso en línea: | http://hdl.handle.net/20.500.12110/paper_01666851_v211_n_p67_Musikant |
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todo:paper_01666851_v211_n_p67_Musikant2023-10-03T15:04:17Z Host Epac1 is required for cAMP-mediated invasion by Trypanosoma cruzi Musikant, D. Ferri, G. Durante, I.M. Buscaglia, C.A. Altschuler, D.L. Edreira, M.M. cAMP Epac Invasion PKA Trypanosoma cruzi cyclic AMP cyclic AMP dependent protein kinase Epac1 protein protozoal protein unclassified drug cyclic AMP Epac-1 protein, rat guanine nucleotide exchange factor Article cellular distribution host cell nonhuman priority journal protein localization protein synthesis signal transduction Trypanosoma cruzi animal cell culture host parasite interaction metabolism pathogenicity physiology protein transport rat Trypanosoma cruzi Animals Cells, Cultured Cyclic AMP Cyclic AMP-Dependent Protein Kinases Guanine Nucleotide Exchange Factors Host-Parasite Interactions Protein Transport Rats Signal Transduction Trypanosoma cruzi Mechanistic details of the modulation by cAMP of Trypanosoma cruzi host cell invasion remain ill-defined. Here we report that activation of host's Epac1 stimulated invasion, whereas specific pharmacological inhibition or maneuvers that alter Epac1 subcellular localization significantly reduced invasion. Furthermore, while specific activation of host cell PKA showed no effect, its inhibition resulted in an increased invasion, revealing a crosstalk between the PKA and Epac signaling pathways during the process of invasion. Therefore, our data suggests that subcellular localization of Epac might be playing an important role during invasion and that specific activation of the host cell cAMP/Epac1 pathway is required for cAMP-mediated invasion. © 2016 Elsevier B.V. Fil:Musikant, D. Universidad de Buenos Aires. Facultad de Ciencias Exactas y Naturales; Argentina. Fil:Buscaglia, C.A. Universidad de Buenos Aires. Facultad de Ciencias Exactas y Naturales; Argentina. Fil:Altschuler, D.L. Universidad de Buenos Aires. Facultad de Ciencias Exactas y Naturales; Argentina. Fil:Edreira, M.M. Universidad de Buenos Aires. Facultad de Ciencias Exactas y Naturales; Argentina. JOUR info:eu-repo/semantics/openAccess http://creativecommons.org/licenses/by/2.5/ar http://hdl.handle.net/20.500.12110/paper_01666851_v211_n_p67_Musikant |
institution |
Universidad de Buenos Aires |
institution_str |
I-28 |
repository_str |
R-134 |
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Biblioteca Digital - Facultad de Ciencias Exactas y Naturales (UBA) |
topic |
cAMP Epac Invasion PKA Trypanosoma cruzi cyclic AMP cyclic AMP dependent protein kinase Epac1 protein protozoal protein unclassified drug cyclic AMP Epac-1 protein, rat guanine nucleotide exchange factor Article cellular distribution host cell nonhuman priority journal protein localization protein synthesis signal transduction Trypanosoma cruzi animal cell culture host parasite interaction metabolism pathogenicity physiology protein transport rat Trypanosoma cruzi Animals Cells, Cultured Cyclic AMP Cyclic AMP-Dependent Protein Kinases Guanine Nucleotide Exchange Factors Host-Parasite Interactions Protein Transport Rats Signal Transduction Trypanosoma cruzi |
spellingShingle |
cAMP Epac Invasion PKA Trypanosoma cruzi cyclic AMP cyclic AMP dependent protein kinase Epac1 protein protozoal protein unclassified drug cyclic AMP Epac-1 protein, rat guanine nucleotide exchange factor Article cellular distribution host cell nonhuman priority journal protein localization protein synthesis signal transduction Trypanosoma cruzi animal cell culture host parasite interaction metabolism pathogenicity physiology protein transport rat Trypanosoma cruzi Animals Cells, Cultured Cyclic AMP Cyclic AMP-Dependent Protein Kinases Guanine Nucleotide Exchange Factors Host-Parasite Interactions Protein Transport Rats Signal Transduction Trypanosoma cruzi Musikant, D. Ferri, G. Durante, I.M. Buscaglia, C.A. Altschuler, D.L. Edreira, M.M. Host Epac1 is required for cAMP-mediated invasion by Trypanosoma cruzi |
topic_facet |
cAMP Epac Invasion PKA Trypanosoma cruzi cyclic AMP cyclic AMP dependent protein kinase Epac1 protein protozoal protein unclassified drug cyclic AMP Epac-1 protein, rat guanine nucleotide exchange factor Article cellular distribution host cell nonhuman priority journal protein localization protein synthesis signal transduction Trypanosoma cruzi animal cell culture host parasite interaction metabolism pathogenicity physiology protein transport rat Trypanosoma cruzi Animals Cells, Cultured Cyclic AMP Cyclic AMP-Dependent Protein Kinases Guanine Nucleotide Exchange Factors Host-Parasite Interactions Protein Transport Rats Signal Transduction Trypanosoma cruzi |
description |
Mechanistic details of the modulation by cAMP of Trypanosoma cruzi host cell invasion remain ill-defined. Here we report that activation of host's Epac1 stimulated invasion, whereas specific pharmacological inhibition or maneuvers that alter Epac1 subcellular localization significantly reduced invasion. Furthermore, while specific activation of host cell PKA showed no effect, its inhibition resulted in an increased invasion, revealing a crosstalk between the PKA and Epac signaling pathways during the process of invasion. Therefore, our data suggests that subcellular localization of Epac might be playing an important role during invasion and that specific activation of the host cell cAMP/Epac1 pathway is required for cAMP-mediated invasion. © 2016 Elsevier B.V. |
format |
JOUR |
author |
Musikant, D. Ferri, G. Durante, I.M. Buscaglia, C.A. Altschuler, D.L. Edreira, M.M. |
author_facet |
Musikant, D. Ferri, G. Durante, I.M. Buscaglia, C.A. Altschuler, D.L. Edreira, M.M. |
author_sort |
Musikant, D. |
title |
Host Epac1 is required for cAMP-mediated invasion by Trypanosoma cruzi |
title_short |
Host Epac1 is required for cAMP-mediated invasion by Trypanosoma cruzi |
title_full |
Host Epac1 is required for cAMP-mediated invasion by Trypanosoma cruzi |
title_fullStr |
Host Epac1 is required for cAMP-mediated invasion by Trypanosoma cruzi |
title_full_unstemmed |
Host Epac1 is required for cAMP-mediated invasion by Trypanosoma cruzi |
title_sort |
host epac1 is required for camp-mediated invasion by trypanosoma cruzi |
url |
http://hdl.handle.net/20.500.12110/paper_01666851_v211_n_p67_Musikant |
work_keys_str_mv |
AT musikantd hostepac1isrequiredforcampmediatedinvasionbytrypanosomacruzi AT ferrig hostepac1isrequiredforcampmediatedinvasionbytrypanosomacruzi AT duranteim hostepac1isrequiredforcampmediatedinvasionbytrypanosomacruzi AT buscagliaca hostepac1isrequiredforcampmediatedinvasionbytrypanosomacruzi AT altschulerdl hostepac1isrequiredforcampmediatedinvasionbytrypanosomacruzi AT edreiramm hostepac1isrequiredforcampmediatedinvasionbytrypanosomacruzi |
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1807322397524623360 |