Essential oils as sources of potential anthelmintic compounds tested on the model organism Caenorhabditis elegans

Autores
Hernando, Guillermina Silvana; Turani, Ornella; Bouzat, Cecilia Beatriz
Año de publicación
2019
Idioma
inglés
Tipo de recurso
documento de conferencia
Estado
versión publicada
Descripción
Parasitic nematodes are of major significance as human pathogens and have important economic impact worldwide due to considerable losses in livestock and food crops. Drug treatment of nematode infections are the pillar of worm control in human and veterinary medicine. Due to the appearance of drug resistant nematodes, there is a need of developing novel drugs. As parasitic nematodes are not ideal laboratory animals, the non-parasitic nematode Caenorhabditis elegans, has emerged as a model organism for drug discovery. Essential oils (EOs) are natural products produced by aromatic plants. EOs are complex mixtures that usually contain two or three major phytochemicals, which can be terpenes and/or aromatic compounds. We used paralysis assays of wild-type and mutant C. elegans strain and electrophysiological recordings to identify EO with potential anthelmintic activities, reveal the active components, the target sites and mechanisms of action. We found that EOs belonging to six different orders produced rapid paralysis of C. elegans and we establish the half maximal effective concentration values between 0.02-1.2 percent of EOs. We also found that all EOs inhibit egg hatching. Thus, EOs can mediate both rapid and long-term anthelmintic effects. We determined that trans-cinnamaldehyde (TC), a major component of C. verum EO, produces both paralysis and egg-hatching inhibition. By testing mutant worms, we identified that muscle L- AChR and GABA receptors are EO and TC targets in vivo. Electrophysiological studies from C. elegans cultured muscle cells identified the mechanism underlying the antiparasitic effect. Thus, by modulating two receptors with key roles in worm motility, these EO emerge as novel sources of anthelmintic compounds.
Fil: Hernando, Guillermina Silvana. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Bahía Blanca. Instituto de Investigaciones Bioquímicas de Bahía Blanca. Universidad Nacional del Sur. Instituto de Investigaciones Bioquímicas de Bahía Blanca; Argentina. Universidad Nacional del Sur. Departamento de Biología, Bioquímica y Farmacia; Argentina
Fil: Turani, Ornella. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Bahía Blanca. Instituto de Investigaciones Bioquímicas de Bahía Blanca. Universidad Nacional del Sur. Instituto de Investigaciones Bioquímicas de Bahía Blanca; Argentina. Universidad Nacional del Sur. Departamento de Biología, Bioquímica y Farmacia; Argentina
Fil: Bouzat, Cecilia Beatriz. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Bahía Blanca. Instituto de Investigaciones Bioquímicas de Bahía Blanca. Universidad Nacional del Sur. Instituto de Investigaciones Bioquímicas de Bahía Blanca; Argentina. Universidad Nacional del Sur. Departamento de Biología, Bioquímica y Farmacia; Argentina
Reunión Anual de Sociedades de Biociencia 2019: LXIV Reunión Anual de la Sociedad Argentina de Investigación Clínica (SAIC); LI Reunión Anual de la Asociación Argentina de Farmacología Experimental (SAFE); XXI Reunión Anual de la Sociedad Argentina de Biología (SAB); XXXI Reunión Anual de la Sociedad Argentina de Protozoología (SAP); IX Reunión Anual de la Asociación Argentina de Nanomedicinas (NANOMED-ar); VI Reunión Científica Regional de la Asociación Argentina de Ciencia y Tecnología de Animales de Laboratorio (AACyTAL)
Mar del Plata
Argentina
Sociedad Argentina de Investigación Clínica
Asociación Argentina de Farmacología Experimental
Sociedad Argentina de Biología
Sociedad Argentina de Protozoología
Asociación Argentina de Nanomedicinas
Asociación Argentina de Ciencia y Tecnología de Animales de Laboratorio
The Histochemical Society
Materia
C.ELEGANS
CYS-LOOPS RECEPTORS
ANTHELMINTICS
Nivel de accesibilidad
acceso abierto
Condiciones de uso
https://creativecommons.org/licenses/by-nc-sa/2.5/ar/
Repositorio
CONICET Digital (CONICET)
Institución
Consejo Nacional de Investigaciones Científicas y Técnicas
OAI Identificador
oai:ri.conicet.gov.ar:11336/189294
Acceder
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oai_identifier_str oai:ri.conicet.gov.ar:11336/189294
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repository_id_str 3498
network_name_str CONICET Digital (CONICET)
spelling Essential oils as sources of potential anthelmintic compounds tested on the model organism Caenorhabditis elegansHernando, Guillermina SilvanaTurani, OrnellaBouzat, Cecilia BeatrizC.ELEGANSCYS-LOOPS RECEPTORSANTHELMINTICShttps://purl.org/becyt/ford/1.6https://purl.org/becyt/ford/1Parasitic nematodes are of major significance as human pathogens and have important economic impact worldwide due to considerable losses in livestock and food crops. Drug treatment of nematode infections are the pillar of worm control in human and veterinary medicine. Due to the appearance of drug resistant nematodes, there is a need of developing novel drugs. As parasitic nematodes are not ideal laboratory animals, the non-parasitic nematode Caenorhabditis elegans, has emerged as a model organism for drug discovery. Essential oils (EOs) are natural products produced by aromatic plants. EOs are complex mixtures that usually contain two or three major phytochemicals, which can be terpenes and/or aromatic compounds. We used paralysis assays of wild-type and mutant C. elegans strain and electrophysiological recordings to identify EO with potential anthelmintic activities, reveal the active components, the target sites and mechanisms of action. We found that EOs belonging to six different orders produced rapid paralysis of C. elegans and we establish the half maximal effective concentration values between 0.02-1.2 percent of EOs. We also found that all EOs inhibit egg hatching. Thus, EOs can mediate both rapid and long-term anthelmintic effects. We determined that trans-cinnamaldehyde (TC), a major component of C. verum EO, produces both paralysis and egg-hatching inhibition. By testing mutant worms, we identified that muscle L- AChR and GABA receptors are EO and TC targets in vivo. Electrophysiological studies from C. elegans cultured muscle cells identified the mechanism underlying the antiparasitic effect. Thus, by modulating two receptors with key roles in worm motility, these EO emerge as novel sources of anthelmintic compounds.Fil: Hernando, Guillermina Silvana. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Bahía Blanca. Instituto de Investigaciones Bioquímicas de Bahía Blanca. Universidad Nacional del Sur. Instituto de Investigaciones Bioquímicas de Bahía Blanca; Argentina. Universidad Nacional del Sur. Departamento de Biología, Bioquímica y Farmacia; ArgentinaFil: Turani, Ornella. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Bahía Blanca. Instituto de Investigaciones Bioquímicas de Bahía Blanca. Universidad Nacional del Sur. Instituto de Investigaciones Bioquímicas de Bahía Blanca; Argentina. Universidad Nacional del Sur. Departamento de Biología, Bioquímica y Farmacia; ArgentinaFil: Bouzat, Cecilia Beatriz. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Bahía Blanca. Instituto de Investigaciones Bioquímicas de Bahía Blanca. Universidad Nacional del Sur. Instituto de Investigaciones Bioquímicas de Bahía Blanca; Argentina. Universidad Nacional del Sur. Departamento de Biología, Bioquímica y Farmacia; ArgentinaReunión Anual de Sociedades de Biociencia 2019: LXIV Reunión Anual de la Sociedad Argentina de Investigación Clínica (SAIC); LI Reunión Anual de la Asociación Argentina de Farmacología Experimental (SAFE); XXI Reunión Anual de la Sociedad Argentina de Biología (SAB); XXXI Reunión Anual de la Sociedad Argentina de Protozoología (SAP); IX Reunión Anual de la Asociación Argentina de Nanomedicinas (NANOMED-ar); VI Reunión Científica Regional de la Asociación Argentina de Ciencia y Tecnología de Animales de Laboratorio (AACyTAL)Mar del PlataArgentinaSociedad Argentina de Investigación ClínicaAsociación Argentina de Farmacología ExperimentalSociedad Argentina de BiologíaSociedad Argentina de ProtozoologíaAsociación Argentina de NanomedicinasAsociación Argentina de Ciencia y Tecnología de Animales de LaboratorioThe Histochemical SocietyMedicina (Buenos Aires)Kotsias, Basilio Aristidesde Vito, EduardoNarvaiz Kantor, IsabelSemeniuk, Guillermo Basilio2019info:eu-repo/semantics/publishedVersioninfo:eu-repo/semantics/conferenceObjectCongresoJournalhttp://purl.org/coar/resource_type/c_5794info:ar-repo/semantics/documentoDeConferenciaapplication/pdfapplication/pdfapplication/pdfapplication/pdfhttp://hdl.handle.net/11336/189294Essential oils as sources of potential anthelmintic compounds tested on the model organism Caenorhabditis elegans; Reunión Anual de Sociedades de Biociencia 2019: LXIV Reunión Anual de la Sociedad Argentina de Investigación Clínica (SAIC); LI Reunión Anual de la Asociación Argentina de Farmacología Experimental (SAFE); XXI Reunión Anual de la Sociedad Argentina de Biología (SAB); XXXI Reunión Anual de la Sociedad Argentina de Protozoología (SAP); IX Reunión Anual de la Asociación Argentina de Nanomedicinas (NANOMED-ar); VI Reunión Científica Regional de la Asociación Argentina de Ciencia y Tecnología de Animales de Laboratorio (AACyTAL); Mar del Plata; Argentina; 2019; 209-2090025-76801669-9106CONICET DigitalCONICETenginfo:eu-repo/semantics/altIdentifier/url/https://www.saic.org.ar/revista-medicinaNacionalinfo:eu-repo/semantics/openAccesshttps://creativecommons.org/licenses/by-nc-sa/2.5/ar/reponame:CONICET Digital (CONICET)instname:Consejo Nacional de Investigaciones Científicas y Técnicas2025-09-29T09:37:54Zoai:ri.conicet.gov.ar:11336/189294instacron:CONICETInstitucionalhttp://ri.conicet.gov.ar/Organismo científico-tecnológicoNo correspondehttp://ri.conicet.gov.ar/oai/requestdasensio@conicet.gov.ar; lcarlino@conicet.gov.arArgentinaNo correspondeNo correspondeNo correspondeopendoar:34982025-09-29 09:37:55.17CONICET Digital (CONICET) - Consejo Nacional de Investigaciones Científicas y Técnicasfalse
dc.title.none.fl_str_mv Essential oils as sources of potential anthelmintic compounds tested on the model organism Caenorhabditis elegans
title Essential oils as sources of potential anthelmintic compounds tested on the model organism Caenorhabditis elegans
spellingShingle Essential oils as sources of potential anthelmintic compounds tested on the model organism Caenorhabditis elegans
Hernando, Guillermina Silvana
C.ELEGANS
CYS-LOOPS RECEPTORS
ANTHELMINTICS
title_short Essential oils as sources of potential anthelmintic compounds tested on the model organism Caenorhabditis elegans
title_full Essential oils as sources of potential anthelmintic compounds tested on the model organism Caenorhabditis elegans
title_fullStr Essential oils as sources of potential anthelmintic compounds tested on the model organism Caenorhabditis elegans
title_full_unstemmed Essential oils as sources of potential anthelmintic compounds tested on the model organism Caenorhabditis elegans
title_sort Essential oils as sources of potential anthelmintic compounds tested on the model organism Caenorhabditis elegans
dc.creator.none.fl_str_mv Hernando, Guillermina Silvana
Turani, Ornella
Bouzat, Cecilia Beatriz
author Hernando, Guillermina Silvana
author_facet Hernando, Guillermina Silvana
Turani, Ornella
Bouzat, Cecilia Beatriz
author_role author
author2 Turani, Ornella
Bouzat, Cecilia Beatriz
author2_role author
author
dc.contributor.none.fl_str_mv Kotsias, Basilio Aristides
de Vito, Eduardo
Narvaiz Kantor, Isabel
Semeniuk, Guillermo Basilio
dc.subject.none.fl_str_mv C.ELEGANS
CYS-LOOPS RECEPTORS
ANTHELMINTICS
topic C.ELEGANS
CYS-LOOPS RECEPTORS
ANTHELMINTICS
purl_subject.fl_str_mv https://purl.org/becyt/ford/1.6
https://purl.org/becyt/ford/1
dc.description.none.fl_txt_mv Parasitic nematodes are of major significance as human pathogens and have important economic impact worldwide due to considerable losses in livestock and food crops. Drug treatment of nematode infections are the pillar of worm control in human and veterinary medicine. Due to the appearance of drug resistant nematodes, there is a need of developing novel drugs. As parasitic nematodes are not ideal laboratory animals, the non-parasitic nematode Caenorhabditis elegans, has emerged as a model organism for drug discovery. Essential oils (EOs) are natural products produced by aromatic plants. EOs are complex mixtures that usually contain two or three major phytochemicals, which can be terpenes and/or aromatic compounds. We used paralysis assays of wild-type and mutant C. elegans strain and electrophysiological recordings to identify EO with potential anthelmintic activities, reveal the active components, the target sites and mechanisms of action. We found that EOs belonging to six different orders produced rapid paralysis of C. elegans and we establish the half maximal effective concentration values between 0.02-1.2 percent of EOs. We also found that all EOs inhibit egg hatching. Thus, EOs can mediate both rapid and long-term anthelmintic effects. We determined that trans-cinnamaldehyde (TC), a major component of C. verum EO, produces both paralysis and egg-hatching inhibition. By testing mutant worms, we identified that muscle L- AChR and GABA receptors are EO and TC targets in vivo. Electrophysiological studies from C. elegans cultured muscle cells identified the mechanism underlying the antiparasitic effect. Thus, by modulating two receptors with key roles in worm motility, these EO emerge as novel sources of anthelmintic compounds.
Fil: Hernando, Guillermina Silvana. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Bahía Blanca. Instituto de Investigaciones Bioquímicas de Bahía Blanca. Universidad Nacional del Sur. Instituto de Investigaciones Bioquímicas de Bahía Blanca; Argentina. Universidad Nacional del Sur. Departamento de Biología, Bioquímica y Farmacia; Argentina
Fil: Turani, Ornella. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Bahía Blanca. Instituto de Investigaciones Bioquímicas de Bahía Blanca. Universidad Nacional del Sur. Instituto de Investigaciones Bioquímicas de Bahía Blanca; Argentina. Universidad Nacional del Sur. Departamento de Biología, Bioquímica y Farmacia; Argentina
Fil: Bouzat, Cecilia Beatriz. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Bahía Blanca. Instituto de Investigaciones Bioquímicas de Bahía Blanca. Universidad Nacional del Sur. Instituto de Investigaciones Bioquímicas de Bahía Blanca; Argentina. Universidad Nacional del Sur. Departamento de Biología, Bioquímica y Farmacia; Argentina
Reunión Anual de Sociedades de Biociencia 2019: LXIV Reunión Anual de la Sociedad Argentina de Investigación Clínica (SAIC); LI Reunión Anual de la Asociación Argentina de Farmacología Experimental (SAFE); XXI Reunión Anual de la Sociedad Argentina de Biología (SAB); XXXI Reunión Anual de la Sociedad Argentina de Protozoología (SAP); IX Reunión Anual de la Asociación Argentina de Nanomedicinas (NANOMED-ar); VI Reunión Científica Regional de la Asociación Argentina de Ciencia y Tecnología de Animales de Laboratorio (AACyTAL)
Mar del Plata
Argentina
Sociedad Argentina de Investigación Clínica
Asociación Argentina de Farmacología Experimental
Sociedad Argentina de Biología
Sociedad Argentina de Protozoología
Asociación Argentina de Nanomedicinas
Asociación Argentina de Ciencia y Tecnología de Animales de Laboratorio
The Histochemical Society
description Parasitic nematodes are of major significance as human pathogens and have important economic impact worldwide due to considerable losses in livestock and food crops. Drug treatment of nematode infections are the pillar of worm control in human and veterinary medicine. Due to the appearance of drug resistant nematodes, there is a need of developing novel drugs. As parasitic nematodes are not ideal laboratory animals, the non-parasitic nematode Caenorhabditis elegans, has emerged as a model organism for drug discovery. Essential oils (EOs) are natural products produced by aromatic plants. EOs are complex mixtures that usually contain two or three major phytochemicals, which can be terpenes and/or aromatic compounds. We used paralysis assays of wild-type and mutant C. elegans strain and electrophysiological recordings to identify EO with potential anthelmintic activities, reveal the active components, the target sites and mechanisms of action. We found that EOs belonging to six different orders produced rapid paralysis of C. elegans and we establish the half maximal effective concentration values between 0.02-1.2 percent of EOs. We also found that all EOs inhibit egg hatching. Thus, EOs can mediate both rapid and long-term anthelmintic effects. We determined that trans-cinnamaldehyde (TC), a major component of C. verum EO, produces both paralysis and egg-hatching inhibition. By testing mutant worms, we identified that muscle L- AChR and GABA receptors are EO and TC targets in vivo. Electrophysiological studies from C. elegans cultured muscle cells identified the mechanism underlying the antiparasitic effect. Thus, by modulating two receptors with key roles in worm motility, these EO emerge as novel sources of anthelmintic compounds.
publishDate 2019
dc.date.none.fl_str_mv 2019
dc.type.none.fl_str_mv info:eu-repo/semantics/publishedVersion
info:eu-repo/semantics/conferenceObject
Congreso
Journal
http://purl.org/coar/resource_type/c_5794
info:ar-repo/semantics/documentoDeConferencia
status_str publishedVersion
format conferenceObject
dc.identifier.none.fl_str_mv http://hdl.handle.net/11336/189294
Essential oils as sources of potential anthelmintic compounds tested on the model organism Caenorhabditis elegans; Reunión Anual de Sociedades de Biociencia 2019: LXIV Reunión Anual de la Sociedad Argentina de Investigación Clínica (SAIC); LI Reunión Anual de la Asociación Argentina de Farmacología Experimental (SAFE); XXI Reunión Anual de la Sociedad Argentina de Biología (SAB); XXXI Reunión Anual de la Sociedad Argentina de Protozoología (SAP); IX Reunión Anual de la Asociación Argentina de Nanomedicinas (NANOMED-ar); VI Reunión Científica Regional de la Asociación Argentina de Ciencia y Tecnología de Animales de Laboratorio (AACyTAL); Mar del Plata; Argentina; 2019; 209-209
0025-7680
1669-9106
CONICET Digital
CONICET
url http://hdl.handle.net/11336/189294
identifier_str_mv Essential oils as sources of potential anthelmintic compounds tested on the model organism Caenorhabditis elegans; Reunión Anual de Sociedades de Biociencia 2019: LXIV Reunión Anual de la Sociedad Argentina de Investigación Clínica (SAIC); LI Reunión Anual de la Asociación Argentina de Farmacología Experimental (SAFE); XXI Reunión Anual de la Sociedad Argentina de Biología (SAB); XXXI Reunión Anual de la Sociedad Argentina de Protozoología (SAP); IX Reunión Anual de la Asociación Argentina de Nanomedicinas (NANOMED-ar); VI Reunión Científica Regional de la Asociación Argentina de Ciencia y Tecnología de Animales de Laboratorio (AACyTAL); Mar del Plata; Argentina; 2019; 209-209
0025-7680
1669-9106
CONICET Digital
CONICET
dc.language.none.fl_str_mv eng
language eng
dc.relation.none.fl_str_mv info:eu-repo/semantics/altIdentifier/url/https://www.saic.org.ar/revista-medicina
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dc.coverage.none.fl_str_mv Nacional
dc.publisher.none.fl_str_mv Medicina (Buenos Aires)
publisher.none.fl_str_mv Medicina (Buenos Aires)
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reponame_str CONICET Digital (CONICET)
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repository.name.fl_str_mv CONICET Digital (CONICET) - Consejo Nacional de Investigaciones Científicas y Técnicas
repository.mail.fl_str_mv dasensio@conicet.gov.ar; lcarlino@conicet.gov.ar
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