The effect of anandamide on prolactin secretion is modulated by estrogen

Autores
Scorticati, Camila; Mohn, Claudia Ester; de Laurentiis, Andrea; Vissio, Paula Gabriela; Fernández Solari, José Javier; Seilicovich, Adriana; McCann, Samuel M.; Rettori, Valeria
Año de publicación
2003
Idioma
inglés
Tipo de recurso
artículo
Estado
versión publicada
Descripción
Recent research has revealed that endogenous cannabinoid receptors (CB1 and CB2) react with the active ingredient of marijuana, Δ9-tetrahydrocannabinol. Two endogenous ligands activate these receptors. The principal one, anandamide (AEA), activates CB1. AEA and CB1 are localized to various neurons within the brain. Because Δ9-tetrahydrocannabinol inhibited prolactin (Prl) secretion following its intraventricular injection into male rats, we hypothesized that AEA would have a similar effect. Estrogen modifies many hormonal responses and is known to increase Prl secretion. Therefore, we hypothesized that responses to intraventricular AEA would change depending on the gonadal steroid environment. Consequently, we evaluated the effects of lateral cerebral ventricular microinjection of AEA (20 ng) into male, ovariectomized (OVX), and estrogen-primed (OVX-E) rats. AEA decreased plasma Prl in male rats, had little effect in OVX females, and increased Prl in OVX-E rats. The results were at least partially mediated by changes in dopaminergic turnover, altering the inhibitory dopaminergic control of Prl release by the anterior pituitary gland. Thus, dopamine turnover was increased in the male rats and decreased significantly in OVX and in OVX-E rats. The changes in Prl may be caused not only by altered dopamine input to the anterior pituitary gland but also by effects of AEA on other transmitters known to alter Prl release. Importantly, in OVX-E rats, the elevated Prl release and the response to AEA were blocked by the AEA antagonist, indicating that AEA is a synaptic transmitter released from neurons that decrease inhibitory control of Prl release.
Fil: Scorticati, Camila. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Houssay. Centro de Estudios Farmacológicos y Botánicos. Universidad de Buenos Aires. Facultad de Medicina. Centro de Estudios Farmacológicos y Botánicos; Argentina
Fil: Mohn, Claudia Ester. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Houssay. Centro de Estudios Farmacológicos y Botánicos. Universidad de Buenos Aires. Facultad de Medicina. Centro de Estudios Farmacológicos y Botánicos; Argentina
Fil: de Laurentiis, Andrea. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Houssay. Centro de Estudios Farmacológicos y Botánicos. Universidad de Buenos Aires. Facultad de Medicina. Centro de Estudios Farmacológicos y Botánicos; Argentina
Fil: Vissio, Paula Gabriela. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Houssay. Centro de Estudios Farmacológicos y Botánicos. Universidad de Buenos Aires. Facultad de Medicina. Centro de Estudios Farmacológicos y Botánicos; Argentina
Fil: Fernández Solari, José Javier. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Houssay. Centro de Estudios Farmacológicos y Botánicos. Universidad de Buenos Aires. Facultad de Medicina. Centro de Estudios Farmacológicos y Botánicos; Argentina
Fil: Seilicovich, Adriana. Universidad de Buenos Aires. Facultad de Medicina; Argentina
Fil: McCann, Samuel M.. Pennington Biomedical Research Center; Estados Unidos
Fil: Rettori, Valeria. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Houssay. Centro de Estudios Farmacológicos y Botánicos. Universidad de Buenos Aires. Facultad de Medicina. Centro de Estudios Farmacológicos y Botánicos; Argentina
Materia
CANNABINOID RECEPTORS
CB1 ANTAGONIST
DOPAMINE
DOPAMINE RECEPTORS
ESTRADIOL
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:11336/123161

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network_name_str CONICET Digital (CONICET)
spelling The effect of anandamide on prolactin secretion is modulated by estrogenScorticati, CamilaMohn, Claudia Esterde Laurentiis, AndreaVissio, Paula GabrielaFernández Solari, José JavierSeilicovich, AdrianaMcCann, Samuel M.Rettori, ValeriaCANNABINOID RECEPTORSCB1 ANTAGONISTDOPAMINEDOPAMINE RECEPTORSESTRADIOLhttps://purl.org/becyt/ford/1.6https://purl.org/becyt/ford/1Recent research has revealed that endogenous cannabinoid receptors (CB1 and CB2) react with the active ingredient of marijuana, Δ9-tetrahydrocannabinol. Two endogenous ligands activate these receptors. The principal one, anandamide (AEA), activates CB1. AEA and CB1 are localized to various neurons within the brain. Because Δ9-tetrahydrocannabinol inhibited prolactin (Prl) secretion following its intraventricular injection into male rats, we hypothesized that AEA would have a similar effect. Estrogen modifies many hormonal responses and is known to increase Prl secretion. Therefore, we hypothesized that responses to intraventricular AEA would change depending on the gonadal steroid environment. Consequently, we evaluated the effects of lateral cerebral ventricular microinjection of AEA (20 ng) into male, ovariectomized (OVX), and estrogen-primed (OVX-E) rats. AEA decreased plasma Prl in male rats, had little effect in OVX females, and increased Prl in OVX-E rats. The results were at least partially mediated by changes in dopaminergic turnover, altering the inhibitory dopaminergic control of Prl release by the anterior pituitary gland. Thus, dopamine turnover was increased in the male rats and decreased significantly in OVX and in OVX-E rats. The changes in Prl may be caused not only by altered dopamine input to the anterior pituitary gland but also by effects of AEA on other transmitters known to alter Prl release. Importantly, in OVX-E rats, the elevated Prl release and the response to AEA were blocked by the AEA antagonist, indicating that AEA is a synaptic transmitter released from neurons that decrease inhibitory control of Prl release.Fil: Scorticati, Camila. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Houssay. Centro de Estudios Farmacológicos y Botánicos. Universidad de Buenos Aires. Facultad de Medicina. Centro de Estudios Farmacológicos y Botánicos; ArgentinaFil: Mohn, Claudia Ester. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Houssay. Centro de Estudios Farmacológicos y Botánicos. Universidad de Buenos Aires. Facultad de Medicina. Centro de Estudios Farmacológicos y Botánicos; ArgentinaFil: de Laurentiis, Andrea. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Houssay. Centro de Estudios Farmacológicos y Botánicos. Universidad de Buenos Aires. Facultad de Medicina. Centro de Estudios Farmacológicos y Botánicos; ArgentinaFil: Vissio, Paula Gabriela. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Houssay. Centro de Estudios Farmacológicos y Botánicos. Universidad de Buenos Aires. Facultad de Medicina. Centro de Estudios Farmacológicos y Botánicos; ArgentinaFil: Fernández Solari, José Javier. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Houssay. Centro de Estudios Farmacológicos y Botánicos. Universidad de Buenos Aires. Facultad de Medicina. Centro de Estudios Farmacológicos y Botánicos; ArgentinaFil: Seilicovich, Adriana. Universidad de Buenos Aires. Facultad de Medicina; ArgentinaFil: McCann, Samuel M.. Pennington Biomedical Research Center; Estados UnidosFil: Rettori, Valeria. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Houssay. Centro de Estudios Farmacológicos y Botánicos. Universidad de Buenos Aires. Facultad de Medicina. Centro de Estudios Farmacológicos y Botánicos; ArgentinaNational Academy of Sciences2003-02info:eu-repo/semantics/articleinfo:eu-repo/semantics/publishedVersionhttp://purl.org/coar/resource_type/c_6501info:ar-repo/semantics/articuloapplication/pdfapplication/pdfapplication/pdfapplication/pdfapplication/pdfapplication/pdfapplication/pdfapplication/pdfhttp://hdl.handle.net/11336/123161Scorticati, Camila; Mohn, Claudia Ester; de Laurentiis, Andrea; Vissio, Paula Gabriela; Fernández Solari, José Javier; et al.; The effect of anandamide on prolactin secretion is modulated by estrogen; National Academy of Sciences; Proceedings of the National Academy of Sciences of The United States of America; 100; 4; 2-2003; 2134-21390027-8424CONICET DigitalCONICETenginfo:eu-repo/semantics/altIdentifier/url/https://www.pnas.org/content/100/4/2134.longinfo:eu-repo/semantics/altIdentifier/url/https://www.ncbi.nlm.nih.gov/pmc/articles/PMC149971/info:eu-repo/semantics/altIdentifier/doi/10.1073/pnas.0437924100info:eu-repo/semantics/openAccesshttps://creativecommons.org/licenses/by-nc-sa/2.5/ar/reponame:CONICET Digital (CONICET)instname:Consejo Nacional de Investigaciones Científicas y Técnicas2025-09-03T09:45:58Zoai:ri.conicet.gov.ar:11336/123161instacron: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:34982025-09-03 09:45:58.743CONICET Digital (CONICET) - Consejo Nacional de Investigaciones Científicas y Técnicasfalse
dc.title.none.fl_str_mv The effect of anandamide on prolactin secretion is modulated by estrogen
title The effect of anandamide on prolactin secretion is modulated by estrogen
spellingShingle The effect of anandamide on prolactin secretion is modulated by estrogen
Scorticati, Camila
CANNABINOID RECEPTORS
CB1 ANTAGONIST
DOPAMINE
DOPAMINE RECEPTORS
ESTRADIOL
title_short The effect of anandamide on prolactin secretion is modulated by estrogen
title_full The effect of anandamide on prolactin secretion is modulated by estrogen
title_fullStr The effect of anandamide on prolactin secretion is modulated by estrogen
title_full_unstemmed The effect of anandamide on prolactin secretion is modulated by estrogen
title_sort The effect of anandamide on prolactin secretion is modulated by estrogen
dc.creator.none.fl_str_mv Scorticati, Camila
Mohn, Claudia Ester
de Laurentiis, Andrea
Vissio, Paula Gabriela
Fernández Solari, José Javier
Seilicovich, Adriana
McCann, Samuel M.
Rettori, Valeria
author Scorticati, Camila
author_facet Scorticati, Camila
Mohn, Claudia Ester
de Laurentiis, Andrea
Vissio, Paula Gabriela
Fernández Solari, José Javier
Seilicovich, Adriana
McCann, Samuel M.
Rettori, Valeria
author_role author
author2 Mohn, Claudia Ester
de Laurentiis, Andrea
Vissio, Paula Gabriela
Fernández Solari, José Javier
Seilicovich, Adriana
McCann, Samuel M.
Rettori, Valeria
author2_role author
author
author
author
author
author
author
dc.subject.none.fl_str_mv CANNABINOID RECEPTORS
CB1 ANTAGONIST
DOPAMINE
DOPAMINE RECEPTORS
ESTRADIOL
topic CANNABINOID RECEPTORS
CB1 ANTAGONIST
DOPAMINE
DOPAMINE RECEPTORS
ESTRADIOL
purl_subject.fl_str_mv https://purl.org/becyt/ford/1.6
https://purl.org/becyt/ford/1
dc.description.none.fl_txt_mv Recent research has revealed that endogenous cannabinoid receptors (CB1 and CB2) react with the active ingredient of marijuana, Δ9-tetrahydrocannabinol. Two endogenous ligands activate these receptors. The principal one, anandamide (AEA), activates CB1. AEA and CB1 are localized to various neurons within the brain. Because Δ9-tetrahydrocannabinol inhibited prolactin (Prl) secretion following its intraventricular injection into male rats, we hypothesized that AEA would have a similar effect. Estrogen modifies many hormonal responses and is known to increase Prl secretion. Therefore, we hypothesized that responses to intraventricular AEA would change depending on the gonadal steroid environment. Consequently, we evaluated the effects of lateral cerebral ventricular microinjection of AEA (20 ng) into male, ovariectomized (OVX), and estrogen-primed (OVX-E) rats. AEA decreased plasma Prl in male rats, had little effect in OVX females, and increased Prl in OVX-E rats. The results were at least partially mediated by changes in dopaminergic turnover, altering the inhibitory dopaminergic control of Prl release by the anterior pituitary gland. Thus, dopamine turnover was increased in the male rats and decreased significantly in OVX and in OVX-E rats. The changes in Prl may be caused not only by altered dopamine input to the anterior pituitary gland but also by effects of AEA on other transmitters known to alter Prl release. Importantly, in OVX-E rats, the elevated Prl release and the response to AEA were blocked by the AEA antagonist, indicating that AEA is a synaptic transmitter released from neurons that decrease inhibitory control of Prl release.
Fil: Scorticati, Camila. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Houssay. Centro de Estudios Farmacológicos y Botánicos. Universidad de Buenos Aires. Facultad de Medicina. Centro de Estudios Farmacológicos y Botánicos; Argentina
Fil: Mohn, Claudia Ester. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Houssay. Centro de Estudios Farmacológicos y Botánicos. Universidad de Buenos Aires. Facultad de Medicina. Centro de Estudios Farmacológicos y Botánicos; Argentina
Fil: de Laurentiis, Andrea. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Houssay. Centro de Estudios Farmacológicos y Botánicos. Universidad de Buenos Aires. Facultad de Medicina. Centro de Estudios Farmacológicos y Botánicos; Argentina
Fil: Vissio, Paula Gabriela. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Houssay. Centro de Estudios Farmacológicos y Botánicos. Universidad de Buenos Aires. Facultad de Medicina. Centro de Estudios Farmacológicos y Botánicos; Argentina
Fil: Fernández Solari, José Javier. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Houssay. Centro de Estudios Farmacológicos y Botánicos. Universidad de Buenos Aires. Facultad de Medicina. Centro de Estudios Farmacológicos y Botánicos; Argentina
Fil: Seilicovich, Adriana. Universidad de Buenos Aires. Facultad de Medicina; Argentina
Fil: McCann, Samuel M.. Pennington Biomedical Research Center; Estados Unidos
Fil: Rettori, Valeria. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Houssay. Centro de Estudios Farmacológicos y Botánicos. Universidad de Buenos Aires. Facultad de Medicina. Centro de Estudios Farmacológicos y Botánicos; Argentina
description Recent research has revealed that endogenous cannabinoid receptors (CB1 and CB2) react with the active ingredient of marijuana, Δ9-tetrahydrocannabinol. Two endogenous ligands activate these receptors. The principal one, anandamide (AEA), activates CB1. AEA and CB1 are localized to various neurons within the brain. Because Δ9-tetrahydrocannabinol inhibited prolactin (Prl) secretion following its intraventricular injection into male rats, we hypothesized that AEA would have a similar effect. Estrogen modifies many hormonal responses and is known to increase Prl secretion. Therefore, we hypothesized that responses to intraventricular AEA would change depending on the gonadal steroid environment. Consequently, we evaluated the effects of lateral cerebral ventricular microinjection of AEA (20 ng) into male, ovariectomized (OVX), and estrogen-primed (OVX-E) rats. AEA decreased plasma Prl in male rats, had little effect in OVX females, and increased Prl in OVX-E rats. The results were at least partially mediated by changes in dopaminergic turnover, altering the inhibitory dopaminergic control of Prl release by the anterior pituitary gland. Thus, dopamine turnover was increased in the male rats and decreased significantly in OVX and in OVX-E rats. The changes in Prl may be caused not only by altered dopamine input to the anterior pituitary gland but also by effects of AEA on other transmitters known to alter Prl release. Importantly, in OVX-E rats, the elevated Prl release and the response to AEA were blocked by the AEA antagonist, indicating that AEA is a synaptic transmitter released from neurons that decrease inhibitory control of Prl release.
publishDate 2003
dc.date.none.fl_str_mv 2003-02
dc.type.none.fl_str_mv info:eu-repo/semantics/article
info:eu-repo/semantics/publishedVersion
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info:ar-repo/semantics/articulo
format article
status_str publishedVersion
dc.identifier.none.fl_str_mv http://hdl.handle.net/11336/123161
Scorticati, Camila; Mohn, Claudia Ester; de Laurentiis, Andrea; Vissio, Paula Gabriela; Fernández Solari, José Javier; et al.; The effect of anandamide on prolactin secretion is modulated by estrogen; National Academy of Sciences; Proceedings of the National Academy of Sciences of The United States of America; 100; 4; 2-2003; 2134-2139
0027-8424
CONICET Digital
CONICET
url http://hdl.handle.net/11336/123161
identifier_str_mv Scorticati, Camila; Mohn, Claudia Ester; de Laurentiis, Andrea; Vissio, Paula Gabriela; Fernández Solari, José Javier; et al.; The effect of anandamide on prolactin secretion is modulated by estrogen; National Academy of Sciences; Proceedings of the National Academy of Sciences of The United States of America; 100; 4; 2-2003; 2134-2139
0027-8424
CONICET Digital
CONICET
dc.language.none.fl_str_mv eng
language eng
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info:eu-repo/semantics/altIdentifier/url/https://www.ncbi.nlm.nih.gov/pmc/articles/PMC149971/
info:eu-repo/semantics/altIdentifier/doi/10.1073/pnas.0437924100
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dc.publisher.none.fl_str_mv National Academy of Sciences
publisher.none.fl_str_mv National Academy of Sciences
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