Blockade of multidrug resistance associated proteins aggravates acute pancreatitis and blunts atrial natriuretic factor beneficial effect in rats: Role of MRP4/ABCC4
- Autores
- Ventimiglia, Maria Silvia; Najenson, Ana Clara; Perazzo, Juan Carlos; Carozzo, Alejandro Enrique; Vatta, Marcelo Sergio; Davio, Carlos Alberto; Bianciotti, Liliana Graciela
- Año de publicación
- 2015
- Idioma
- inglés
- Tipo de recurso
- artículo
- Estado
- versión publicada
- Descripción
- We previously reported that atrial natriuretic factor (ANF) stimulates secretin-evoked cAMP efflux through multidrug resistance-associated protein 4 (MRP4) in the exocrine pancreas. Here we sought to establish in vivo whether this mechanism was involved in acute pancreatitis onset in the rat. Rats pretreated with or without probenecid (MRPs general inhibitor) were infused with secretin alone or with ANF. A set of these animals were given repetitive cerulein injections to induce acute pancreatitis. Plasma amylase and intrapancreatic trypsin activities were measured and histological examination of the pancreas performed. Secretin alone activated trypsinogen but induced no pancreatic histological changes. Blockade by probenecid in secretin-treated rats increased trypsin and also induced vacuolization, a hallmark of acute pancreatitis. ANF prevented the secretin response but in the absence of probenecid. In rats with acute pancreatitis, pretreatment with secretin aggravated the disease, but ANF prevented secretin-induced changes. Blockade of MRPs in rats with acute pancreatitis induced trypsinogen activation and larger cytoplasmic vacuoles as well as larger areas of necrosis and edema that were aggravated by secretin but not prevented by ANF. The temporal resolution of intracellular cAMP levels seems critical in the onset of acute pancreatitis, since secretin-evoked cAMP in a context of MRP inhibition makes the pancreas prone to injury in normal rats and aggravates the onset of acute pancreatitis. Present findings support a protective role for ANF mediated by cAMP extrusion through MRP4 and further suggest that the regulation of MRP4 by ANF would be relevant to maintain pancreatic acinar cell homeostasis.
Fil: Ventimiglia, Maria Silvia. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Houssay. Instituto de Inmunología, Genética y Metabolismo; Argentina
Fil: Najenson, Ana Clara. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Houssay. Instituto de Inmunología, Genética y Metabolismo; Argentina
Fil: Perazzo, Juan Carlos. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Houssay. Instituto de Inmunología, Genética y Metabolismo; Argentina
Fil: Carozzo, Alejandro Enrique. Universidad de Buenos Aires. Facultad de Farmacia y Bioquímica. Departamento de Farmacología. Cátedra de Química Medicinal; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas; Argentina
Fil: Vatta, Marcelo Sergio. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Houssay. Instituto de Química y Metabolismo del Fármaco (i); Argentina
Fil: Davio, Carlos Alberto. Universidad de Buenos Aires. Facultad de Farmacia y Bioquímica. Departamento de Farmacología. Cátedra de Química Medicinal; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas; Argentina
Fil: Bianciotti, Liliana Graciela. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Houssay. Instituto de Inmunología, Genética y Metabolismo; Argentina - Materia
-
MRPs
acute pancreatitis
secretin
cAMP - Nivel de accesibilidad
- acceso abierto
- Condiciones de uso
- https://creativecommons.org/licenses/by-nc-nd/2.5/ar/
- Repositorio
- Institución
- Consejo Nacional de Investigaciones Científicas y Técnicas
- OAI Identificador
- oai:ri.conicet.gov.ar:11336/13823
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Blockade of multidrug resistance associated proteins aggravates acute pancreatitis and blunts atrial natriuretic factor beneficial effect in rats: Role of MRP4/ABCC4Ventimiglia, Maria SilviaNajenson, Ana ClaraPerazzo, Juan CarlosCarozzo, Alejandro EnriqueVatta, Marcelo SergioDavio, Carlos AlbertoBianciotti, Liliana GracielaMRPsacute pancreatitissecretincAMPhttps://purl.org/becyt/ford/3.1https://purl.org/becyt/ford/3We previously reported that atrial natriuretic factor (ANF) stimulates secretin-evoked cAMP efflux through multidrug resistance-associated protein 4 (MRP4) in the exocrine pancreas. Here we sought to establish in vivo whether this mechanism was involved in acute pancreatitis onset in the rat. Rats pretreated with or without probenecid (MRPs general inhibitor) were infused with secretin alone or with ANF. A set of these animals were given repetitive cerulein injections to induce acute pancreatitis. Plasma amylase and intrapancreatic trypsin activities were measured and histological examination of the pancreas performed. Secretin alone activated trypsinogen but induced no pancreatic histological changes. Blockade by probenecid in secretin-treated rats increased trypsin and also induced vacuolization, a hallmark of acute pancreatitis. ANF prevented the secretin response but in the absence of probenecid. In rats with acute pancreatitis, pretreatment with secretin aggravated the disease, but ANF prevented secretin-induced changes. Blockade of MRPs in rats with acute pancreatitis induced trypsinogen activation and larger cytoplasmic vacuoles as well as larger areas of necrosis and edema that were aggravated by secretin but not prevented by ANF. The temporal resolution of intracellular cAMP levels seems critical in the onset of acute pancreatitis, since secretin-evoked cAMP in a context of MRP inhibition makes the pancreas prone to injury in normal rats and aggravates the onset of acute pancreatitis. Present findings support a protective role for ANF mediated by cAMP extrusion through MRP4 and further suggest that the regulation of MRP4 by ANF would be relevant to maintain pancreatic acinar cell homeostasis.Fil: Ventimiglia, Maria Silvia. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Houssay. Instituto de Inmunología, Genética y Metabolismo; ArgentinaFil: Najenson, Ana Clara. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Houssay. Instituto de Inmunología, Genética y Metabolismo; ArgentinaFil: Perazzo, Juan Carlos. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Houssay. Instituto de Inmunología, Genética y Metabolismo; ArgentinaFil: Carozzo, Alejandro Enrique. Universidad de Buenos Aires. Facultad de Farmacia y Bioquímica. Departamento de Farmacología. Cátedra de Química Medicinal; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas; ArgentinaFil: Vatta, Marcelo Sergio. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Houssay. Instituto de Química y Metabolismo del Fármaco (i); ArgentinaFil: Davio, Carlos Alberto. Universidad de Buenos Aires. Facultad de Farmacia y Bioquímica. Departamento de Farmacología. Cátedra de Química Medicinal; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas; ArgentinaFil: Bianciotti, Liliana Graciela. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Houssay. Instituto de Inmunología, Genética y Metabolismo; ArgentinaFeinstein Inst Med Res2015-05info:eu-repo/semantics/articleinfo:eu-repo/semantics/publishedVersionhttp://purl.org/coar/resource_type/c_6501info:ar-repo/semantics/articuloapplication/pdfapplication/pdfapplication/pdfhttp://hdl.handle.net/11336/13823Ventimiglia, Maria Silvia; Najenson, Ana Clara; Perazzo, Juan Carlos; Carozzo, Alejandro Enrique; Vatta, Marcelo Sergio; et al.; Blockade of multidrug resistance associated proteins aggravates acute pancreatitis and blunts atrial natriuretic factor beneficial effect in rats: Role of MRP4/ABCC4; Feinstein Inst Med Res; Molecular Medicine; 21; 1; 5-2015; 58-671076-15511528-3658enginfo:eu-repo/semantics/altIdentifier/url/http://molmed.org/journal/articles/43/1753info:eu-repo/semantics/altIdentifier/url/https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4461582/info:eu-repo/semantics/altIdentifier/url/http://dx.doi.org/10.2119/molmed.2014.00166info:eu-repo/semantics/openAccesshttps://creativecommons.org/licenses/by-nc-nd/2.5/ar/reponame:CONICET Digital (CONICET)instname:Consejo Nacional de Investigaciones Científicas y Técnicas2025-09-29T09:53:58Zoai:ri.conicet.gov.ar:11336/13823instacron: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 09:53:58.956CONICET Digital (CONICET) - Consejo Nacional de Investigaciones Científicas y Técnicasfalse |
dc.title.none.fl_str_mv |
Blockade of multidrug resistance associated proteins aggravates acute pancreatitis and blunts atrial natriuretic factor beneficial effect in rats: Role of MRP4/ABCC4 |
title |
Blockade of multidrug resistance associated proteins aggravates acute pancreatitis and blunts atrial natriuretic factor beneficial effect in rats: Role of MRP4/ABCC4 |
spellingShingle |
Blockade of multidrug resistance associated proteins aggravates acute pancreatitis and blunts atrial natriuretic factor beneficial effect in rats: Role of MRP4/ABCC4 Ventimiglia, Maria Silvia MRPs acute pancreatitis secretin cAMP |
title_short |
Blockade of multidrug resistance associated proteins aggravates acute pancreatitis and blunts atrial natriuretic factor beneficial effect in rats: Role of MRP4/ABCC4 |
title_full |
Blockade of multidrug resistance associated proteins aggravates acute pancreatitis and blunts atrial natriuretic factor beneficial effect in rats: Role of MRP4/ABCC4 |
title_fullStr |
Blockade of multidrug resistance associated proteins aggravates acute pancreatitis and blunts atrial natriuretic factor beneficial effect in rats: Role of MRP4/ABCC4 |
title_full_unstemmed |
Blockade of multidrug resistance associated proteins aggravates acute pancreatitis and blunts atrial natriuretic factor beneficial effect in rats: Role of MRP4/ABCC4 |
title_sort |
Blockade of multidrug resistance associated proteins aggravates acute pancreatitis and blunts atrial natriuretic factor beneficial effect in rats: Role of MRP4/ABCC4 |
dc.creator.none.fl_str_mv |
Ventimiglia, Maria Silvia Najenson, Ana Clara Perazzo, Juan Carlos Carozzo, Alejandro Enrique Vatta, Marcelo Sergio Davio, Carlos Alberto Bianciotti, Liliana Graciela |
author |
Ventimiglia, Maria Silvia |
author_facet |
Ventimiglia, Maria Silvia Najenson, Ana Clara Perazzo, Juan Carlos Carozzo, Alejandro Enrique Vatta, Marcelo Sergio Davio, Carlos Alberto Bianciotti, Liliana Graciela |
author_role |
author |
author2 |
Najenson, Ana Clara Perazzo, Juan Carlos Carozzo, Alejandro Enrique Vatta, Marcelo Sergio Davio, Carlos Alberto Bianciotti, Liliana Graciela |
author2_role |
author author author author author author |
dc.subject.none.fl_str_mv |
MRPs acute pancreatitis secretin cAMP |
topic |
MRPs acute pancreatitis secretin cAMP |
purl_subject.fl_str_mv |
https://purl.org/becyt/ford/3.1 https://purl.org/becyt/ford/3 |
dc.description.none.fl_txt_mv |
We previously reported that atrial natriuretic factor (ANF) stimulates secretin-evoked cAMP efflux through multidrug resistance-associated protein 4 (MRP4) in the exocrine pancreas. Here we sought to establish in vivo whether this mechanism was involved in acute pancreatitis onset in the rat. Rats pretreated with or without probenecid (MRPs general inhibitor) were infused with secretin alone or with ANF. A set of these animals were given repetitive cerulein injections to induce acute pancreatitis. Plasma amylase and intrapancreatic trypsin activities were measured and histological examination of the pancreas performed. Secretin alone activated trypsinogen but induced no pancreatic histological changes. Blockade by probenecid in secretin-treated rats increased trypsin and also induced vacuolization, a hallmark of acute pancreatitis. ANF prevented the secretin response but in the absence of probenecid. In rats with acute pancreatitis, pretreatment with secretin aggravated the disease, but ANF prevented secretin-induced changes. Blockade of MRPs in rats with acute pancreatitis induced trypsinogen activation and larger cytoplasmic vacuoles as well as larger areas of necrosis and edema that were aggravated by secretin but not prevented by ANF. The temporal resolution of intracellular cAMP levels seems critical in the onset of acute pancreatitis, since secretin-evoked cAMP in a context of MRP inhibition makes the pancreas prone to injury in normal rats and aggravates the onset of acute pancreatitis. Present findings support a protective role for ANF mediated by cAMP extrusion through MRP4 and further suggest that the regulation of MRP4 by ANF would be relevant to maintain pancreatic acinar cell homeostasis. Fil: Ventimiglia, Maria Silvia. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Houssay. Instituto de Inmunología, Genética y Metabolismo; Argentina Fil: Najenson, Ana Clara. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Houssay. Instituto de Inmunología, Genética y Metabolismo; Argentina Fil: Perazzo, Juan Carlos. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Houssay. Instituto de Inmunología, Genética y Metabolismo; Argentina Fil: Carozzo, Alejandro Enrique. Universidad de Buenos Aires. Facultad de Farmacia y Bioquímica. Departamento de Farmacología. Cátedra de Química Medicinal; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas; Argentina Fil: Vatta, Marcelo Sergio. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Houssay. Instituto de Química y Metabolismo del Fármaco (i); Argentina Fil: Davio, Carlos Alberto. Universidad de Buenos Aires. Facultad de Farmacia y Bioquímica. Departamento de Farmacología. Cátedra de Química Medicinal; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas; Argentina Fil: Bianciotti, Liliana Graciela. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Houssay. Instituto de Inmunología, Genética y Metabolismo; Argentina |
description |
We previously reported that atrial natriuretic factor (ANF) stimulates secretin-evoked cAMP efflux through multidrug resistance-associated protein 4 (MRP4) in the exocrine pancreas. Here we sought to establish in vivo whether this mechanism was involved in acute pancreatitis onset in the rat. Rats pretreated with or without probenecid (MRPs general inhibitor) were infused with secretin alone or with ANF. A set of these animals were given repetitive cerulein injections to induce acute pancreatitis. Plasma amylase and intrapancreatic trypsin activities were measured and histological examination of the pancreas performed. Secretin alone activated trypsinogen but induced no pancreatic histological changes. Blockade by probenecid in secretin-treated rats increased trypsin and also induced vacuolization, a hallmark of acute pancreatitis. ANF prevented the secretin response but in the absence of probenecid. In rats with acute pancreatitis, pretreatment with secretin aggravated the disease, but ANF prevented secretin-induced changes. Blockade of MRPs in rats with acute pancreatitis induced trypsinogen activation and larger cytoplasmic vacuoles as well as larger areas of necrosis and edema that were aggravated by secretin but not prevented by ANF. The temporal resolution of intracellular cAMP levels seems critical in the onset of acute pancreatitis, since secretin-evoked cAMP in a context of MRP inhibition makes the pancreas prone to injury in normal rats and aggravates the onset of acute pancreatitis. Present findings support a protective role for ANF mediated by cAMP extrusion through MRP4 and further suggest that the regulation of MRP4 by ANF would be relevant to maintain pancreatic acinar cell homeostasis. |
publishDate |
2015 |
dc.date.none.fl_str_mv |
2015-05 |
dc.type.none.fl_str_mv |
info:eu-repo/semantics/article info:eu-repo/semantics/publishedVersion http://purl.org/coar/resource_type/c_6501 info:ar-repo/semantics/articulo |
format |
article |
status_str |
publishedVersion |
dc.identifier.none.fl_str_mv |
http://hdl.handle.net/11336/13823 Ventimiglia, Maria Silvia; Najenson, Ana Clara; Perazzo, Juan Carlos; Carozzo, Alejandro Enrique; Vatta, Marcelo Sergio; et al.; Blockade of multidrug resistance associated proteins aggravates acute pancreatitis and blunts atrial natriuretic factor beneficial effect in rats: Role of MRP4/ABCC4; Feinstein Inst Med Res; Molecular Medicine; 21; 1; 5-2015; 58-67 1076-1551 1528-3658 |
url |
http://hdl.handle.net/11336/13823 |
identifier_str_mv |
Ventimiglia, Maria Silvia; Najenson, Ana Clara; Perazzo, Juan Carlos; Carozzo, Alejandro Enrique; Vatta, Marcelo Sergio; et al.; Blockade of multidrug resistance associated proteins aggravates acute pancreatitis and blunts atrial natriuretic factor beneficial effect in rats: Role of MRP4/ABCC4; Feinstein Inst Med Res; Molecular Medicine; 21; 1; 5-2015; 58-67 1076-1551 1528-3658 |
dc.language.none.fl_str_mv |
eng |
language |
eng |
dc.relation.none.fl_str_mv |
info:eu-repo/semantics/altIdentifier/url/http://molmed.org/journal/articles/43/1753 info:eu-repo/semantics/altIdentifier/url/https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4461582/ info:eu-repo/semantics/altIdentifier/url/http://dx.doi.org/10.2119/molmed.2014.00166 |
dc.rights.none.fl_str_mv |
info:eu-repo/semantics/openAccess https://creativecommons.org/licenses/by-nc-nd/2.5/ar/ |
eu_rights_str_mv |
openAccess |
rights_invalid_str_mv |
https://creativecommons.org/licenses/by-nc-nd/2.5/ar/ |
dc.format.none.fl_str_mv |
application/pdf application/pdf application/pdf |
dc.publisher.none.fl_str_mv |
Feinstein Inst Med Res |
publisher.none.fl_str_mv |
Feinstein Inst Med Res |
dc.source.none.fl_str_mv |
reponame:CONICET Digital (CONICET) instname:Consejo Nacional de Investigaciones Científicas y Técnicas |
reponame_str |
CONICET Digital (CONICET) |
collection |
CONICET Digital (CONICET) |
instname_str |
Consejo Nacional de Investigaciones Científicas y Técnicas |
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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1844613643535122432 |
score |
13.070432 |