Bone-vascular-adipose tissue interplay: modulation by estrogens
- Autores
- Cepeda, Sabrina Belén; Sandoval, Marisa Julia; Cutini, Pablo Hernan; Valle, María Ivone; Campelo, Adrián Esteban; Massheimer, Virginia Laura
- Año de publicación
- 2022
- Idioma
- inglés
- Tipo de recurso
- documento de conferencia
- Estado
- versión publicada
- Descripción
- Nitric oxide (NO) promotes bone cells proliferation, differentiation and survival. An adequate vascularization that provides cell progenitors and hormones is required for skeletal homeostasis. The menopausal hypoestrogenism is tightly associated with bone and cardiovascular diseases, and also with changes in adipose tissue (AT) distribution. In this work we studied the role of the estrogens estradiol (E2) and estrone (E1), and phytoestrogen genistein (Gen) on bone-vascular or bone-AT interactions. Two experimental designs were employed: 1) conditioned medium obtained from endothelial cells (EC) exposed to Gen (CM-EC), or conditioned medium obtained from osteoblasts (OB) exposed to Gen (CM-OB); 2) co-cultures OB-AT. A bidirectional regulation between OB and EC was revealed. CM-EC added to OB monolayers stimulated bone cells proliferation (150% a/C, p<0.05). In the presence of NO synthase (NOS) inhibitor, NAME compound, OB growth was blunted suggesting the participation of NOS system. On the other hand, CMOB added to EC cultured enhanced EC proliferation and migration (44; 150% a/C respectively, p<0.01). Since these two events are involved in angiogenesis, tubes formation from aortic rings seeded on a collagen matrix was quantified. CM-OB induced a 0.5 fold increase (p<0.05) in tubes formation around the rings. To assess bone-AT interactions, cocultures OB-AT were used. After 3 days, E2 E1 and Gen stimulated NO production (64; 34; 37% s/c, respectively). At a longer co-culture time, a reduction in NOS activity accompanied by an increase in oxidative stress, measured as hydrogen peroxide production, was detected (1090 ± 37.1 vs 1220 ± 31.2 nmol H2O2/ mg prot, C vs E2, p<0.01). When AT slices were removed, OB diminished their capability to enhance NO synthesis and, to mineralize extracellular matrix (Alizarin staining) in response to estrogens. In summary, estrogens favour bone vascular interactions, but in the presence of AT osteoblastogenic response is delayed.
Fil: Cepeda, Sabrina Belén. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Bahía Blanca. Instituto de Ciencias Biológicas y Biomédicas del Sur. Universidad Nacional del Sur. Departamento de Biología, Bioquímica y Farmacia. Instituto de Ciencias Biológicas y Biomédicas del Sur; Argentina
Fil: Sandoval, Marisa Julia. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Bahía Blanca. Instituto de Ciencias Biológicas y Biomédicas del Sur. Universidad Nacional del Sur. Departamento de Biología, Bioquímica y Farmacia. Instituto de Ciencias Biológicas y Biomédicas del Sur; Argentina
Fil: Cutini, Pablo Hernan. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Bahía Blanca. Instituto de Ciencias Biológicas y Biomédicas del Sur. Universidad Nacional del Sur. Departamento de Biología, Bioquímica y Farmacia. Instituto de Ciencias Biológicas y Biomédicas del Sur; Argentina
Fil: Valle, María Ivone. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Bahía Blanca. Instituto de Ciencias Biológicas y Biomédicas del Sur. Universidad Nacional del Sur. Departamento de Biología, Bioquímica y Farmacia. Instituto de Ciencias Biológicas y Biomédicas del Sur; Argentina
Fil: Campelo, Adrián Esteban. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Bahía Blanca. Instituto de Ciencias Biológicas y Biomédicas del Sur. Universidad Nacional del Sur. Departamento de Biología, Bioquímica y Farmacia. Instituto de Ciencias Biológicas y Biomédicas del Sur; Argentina
Fil: Massheimer, Virginia Laura. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Bahía Blanca. Instituto de Ciencias Biológicas y Biomédicas del Sur. Universidad Nacional del Sur. Departamento de Biología, Bioquímica y Farmacia. Instituto de Ciencias Biológicas y Biomédicas del Sur; Argentina
Reunión Anual de Sociedades de Biociencias 2022: LXVII Reunión Anual de la Sociedad Argentina de Investigación Clínica; LXX Reunión Anual de la Sociedad argentina de inmunología; Reunión anual 2022 de la Sociedad Argentina de Fisiología
Mar del Plata
Argentina
Sociedad Argentina de Investigación Clínica
Sociedad argentina de inmunología
Sociedad Argentina de Fisiología - Materia
-
ESTROGENS
BONE TISSUE
VASCULAR TISSUE
ADIPOSE TISSUE - Nivel de accesibilidad
- acceso abierto
- Condiciones de uso
- https://creativecommons.org/licenses/by-nc-sa/2.5/ar/
- Repositorio
- Institución
- Consejo Nacional de Investigaciones Científicas y Técnicas
- OAI Identificador
- oai:ri.conicet.gov.ar:11336/228489
Ver los metadatos del registro completo
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Bone-vascular-adipose tissue interplay: modulation by estrogensCepeda, Sabrina BelénSandoval, Marisa JuliaCutini, Pablo HernanValle, María IvoneCampelo, Adrián EstebanMassheimer, Virginia LauraESTROGENSBONE TISSUEVASCULAR TISSUEADIPOSE TISSUEhttps://purl.org/becyt/ford/1.6https://purl.org/becyt/ford/1Nitric oxide (NO) promotes bone cells proliferation, differentiation and survival. An adequate vascularization that provides cell progenitors and hormones is required for skeletal homeostasis. The menopausal hypoestrogenism is tightly associated with bone and cardiovascular diseases, and also with changes in adipose tissue (AT) distribution. In this work we studied the role of the estrogens estradiol (E2) and estrone (E1), and phytoestrogen genistein (Gen) on bone-vascular or bone-AT interactions. Two experimental designs were employed: 1) conditioned medium obtained from endothelial cells (EC) exposed to Gen (CM-EC), or conditioned medium obtained from osteoblasts (OB) exposed to Gen (CM-OB); 2) co-cultures OB-AT. A bidirectional regulation between OB and EC was revealed. CM-EC added to OB monolayers stimulated bone cells proliferation (150% a/C, p<0.05). In the presence of NO synthase (NOS) inhibitor, NAME compound, OB growth was blunted suggesting the participation of NOS system. On the other hand, CMOB added to EC cultured enhanced EC proliferation and migration (44; 150% a/C respectively, p<0.01). Since these two events are involved in angiogenesis, tubes formation from aortic rings seeded on a collagen matrix was quantified. CM-OB induced a 0.5 fold increase (p<0.05) in tubes formation around the rings. To assess bone-AT interactions, cocultures OB-AT were used. After 3 days, E2 E1 and Gen stimulated NO production (64; 34; 37% s/c, respectively). At a longer co-culture time, a reduction in NOS activity accompanied by an increase in oxidative stress, measured as hydrogen peroxide production, was detected (1090 ± 37.1 vs 1220 ± 31.2 nmol H2O2/ mg prot, C vs E2, p<0.01). When AT slices were removed, OB diminished their capability to enhance NO synthesis and, to mineralize extracellular matrix (Alizarin staining) in response to estrogens. In summary, estrogens favour bone vascular interactions, but in the presence of AT osteoblastogenic response is delayed.Fil: Cepeda, Sabrina Belén. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Bahía Blanca. Instituto de Ciencias Biológicas y Biomédicas del Sur. Universidad Nacional del Sur. Departamento de Biología, Bioquímica y Farmacia. Instituto de Ciencias Biológicas y Biomédicas del Sur; ArgentinaFil: Sandoval, Marisa Julia. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Bahía Blanca. Instituto de Ciencias Biológicas y Biomédicas del Sur. Universidad Nacional del Sur. Departamento de Biología, Bioquímica y Farmacia. Instituto de Ciencias Biológicas y Biomédicas del Sur; ArgentinaFil: Cutini, Pablo Hernan. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Bahía Blanca. Instituto de Ciencias Biológicas y Biomédicas del Sur. Universidad Nacional del Sur. Departamento de Biología, Bioquímica y Farmacia. Instituto de Ciencias Biológicas y Biomédicas del Sur; ArgentinaFil: Valle, María Ivone. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Bahía Blanca. Instituto de Ciencias Biológicas y Biomédicas del Sur. Universidad Nacional del Sur. Departamento de Biología, Bioquímica y Farmacia. Instituto de Ciencias Biológicas y Biomédicas del Sur; ArgentinaFil: Campelo, Adrián Esteban. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Bahía Blanca. Instituto de Ciencias Biológicas y Biomédicas del Sur. Universidad Nacional del Sur. Departamento de Biología, Bioquímica y Farmacia. Instituto de Ciencias Biológicas y Biomédicas del Sur; ArgentinaFil: Massheimer, Virginia Laura. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Bahía Blanca. Instituto de Ciencias Biológicas y Biomédicas del Sur. Universidad Nacional del Sur. Departamento de Biología, Bioquímica y Farmacia. Instituto de Ciencias Biológicas y Biomédicas del Sur; ArgentinaReunión Anual de Sociedades de Biociencias 2022: LXVII Reunión Anual de la Sociedad Argentina de Investigación Clínica; LXX Reunión Anual de la Sociedad argentina de inmunología; Reunión anual 2022 de la Sociedad Argentina de FisiologíaMar del PlataArgentinaSociedad Argentina de Investigación ClínicaSociedad argentina de inmunologíaSociedad Argentina de FisiologíaFundación Revista MedicinaVila Petroff, Martin Gerarde2022info:eu-repo/semantics/publishedVersioninfo:eu-repo/semantics/conferenceObjectCongresoJournalhttp://purl.org/coar/resource_type/c_5794info:ar-repo/semantics/documentoDeConferenciaapplication/pdfapplication/pdfapplication/pdfapplication/pdfapplication/pdfapplication/pdfhttp://hdl.handle.net/11336/228489Bone-vascular-adipose tissue interplay: modulation by estrogens; Reunión Anual de Sociedades de Biociencias 2022: LXVII Reunión Anual de la Sociedad Argentina de Investigación Clínica; LXX Reunión Anual de la Sociedad argentina de inmunología; Reunión anual 2022 de la Sociedad Argentina de Fisiología; Mar del Plata; Argentina; 2022; 193-1931669-9106CONICET DigitalCONICETenginfo:eu-repo/semantics/altIdentifier/url/http://www.medicinabuenosaires.comNacionalinfo:eu-repo/semantics/openAccesshttps://creativecommons.org/licenses/by-nc-sa/2.5/ar/reponame:CONICET Digital (CONICET)instname:Consejo Nacional de Investigaciones Científicas y Técnicas2025-09-03T09:47:48Zoai:ri.conicet.gov.ar:11336/228489instacron: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 09:47:48.658CONICET Digital (CONICET) - Consejo Nacional de Investigaciones Científicas y Técnicasfalse |
dc.title.none.fl_str_mv |
Bone-vascular-adipose tissue interplay: modulation by estrogens |
title |
Bone-vascular-adipose tissue interplay: modulation by estrogens |
spellingShingle |
Bone-vascular-adipose tissue interplay: modulation by estrogens Cepeda, Sabrina Belén ESTROGENS BONE TISSUE VASCULAR TISSUE ADIPOSE TISSUE |
title_short |
Bone-vascular-adipose tissue interplay: modulation by estrogens |
title_full |
Bone-vascular-adipose tissue interplay: modulation by estrogens |
title_fullStr |
Bone-vascular-adipose tissue interplay: modulation by estrogens |
title_full_unstemmed |
Bone-vascular-adipose tissue interplay: modulation by estrogens |
title_sort |
Bone-vascular-adipose tissue interplay: modulation by estrogens |
dc.creator.none.fl_str_mv |
Cepeda, Sabrina Belén Sandoval, Marisa Julia Cutini, Pablo Hernan Valle, María Ivone Campelo, Adrián Esteban Massheimer, Virginia Laura |
author |
Cepeda, Sabrina Belén |
author_facet |
Cepeda, Sabrina Belén Sandoval, Marisa Julia Cutini, Pablo Hernan Valle, María Ivone Campelo, Adrián Esteban Massheimer, Virginia Laura |
author_role |
author |
author2 |
Sandoval, Marisa Julia Cutini, Pablo Hernan Valle, María Ivone Campelo, Adrián Esteban Massheimer, Virginia Laura |
author2_role |
author author author author author |
dc.contributor.none.fl_str_mv |
Vila Petroff, Martin Gerarde |
dc.subject.none.fl_str_mv |
ESTROGENS BONE TISSUE VASCULAR TISSUE ADIPOSE TISSUE |
topic |
ESTROGENS BONE TISSUE VASCULAR TISSUE ADIPOSE TISSUE |
purl_subject.fl_str_mv |
https://purl.org/becyt/ford/1.6 https://purl.org/becyt/ford/1 |
dc.description.none.fl_txt_mv |
Nitric oxide (NO) promotes bone cells proliferation, differentiation and survival. An adequate vascularization that provides cell progenitors and hormones is required for skeletal homeostasis. The menopausal hypoestrogenism is tightly associated with bone and cardiovascular diseases, and also with changes in adipose tissue (AT) distribution. In this work we studied the role of the estrogens estradiol (E2) and estrone (E1), and phytoestrogen genistein (Gen) on bone-vascular or bone-AT interactions. Two experimental designs were employed: 1) conditioned medium obtained from endothelial cells (EC) exposed to Gen (CM-EC), or conditioned medium obtained from osteoblasts (OB) exposed to Gen (CM-OB); 2) co-cultures OB-AT. A bidirectional regulation between OB and EC was revealed. CM-EC added to OB monolayers stimulated bone cells proliferation (150% a/C, p<0.05). In the presence of NO synthase (NOS) inhibitor, NAME compound, OB growth was blunted suggesting the participation of NOS system. On the other hand, CMOB added to EC cultured enhanced EC proliferation and migration (44; 150% a/C respectively, p<0.01). Since these two events are involved in angiogenesis, tubes formation from aortic rings seeded on a collagen matrix was quantified. CM-OB induced a 0.5 fold increase (p<0.05) in tubes formation around the rings. To assess bone-AT interactions, cocultures OB-AT were used. After 3 days, E2 E1 and Gen stimulated NO production (64; 34; 37% s/c, respectively). At a longer co-culture time, a reduction in NOS activity accompanied by an increase in oxidative stress, measured as hydrogen peroxide production, was detected (1090 ± 37.1 vs 1220 ± 31.2 nmol H2O2/ mg prot, C vs E2, p<0.01). When AT slices were removed, OB diminished their capability to enhance NO synthesis and, to mineralize extracellular matrix (Alizarin staining) in response to estrogens. In summary, estrogens favour bone vascular interactions, but in the presence of AT osteoblastogenic response is delayed. Fil: Cepeda, Sabrina Belén. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Bahía Blanca. Instituto de Ciencias Biológicas y Biomédicas del Sur. Universidad Nacional del Sur. Departamento de Biología, Bioquímica y Farmacia. Instituto de Ciencias Biológicas y Biomédicas del Sur; Argentina Fil: Sandoval, Marisa Julia. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Bahía Blanca. Instituto de Ciencias Biológicas y Biomédicas del Sur. Universidad Nacional del Sur. Departamento de Biología, Bioquímica y Farmacia. Instituto de Ciencias Biológicas y Biomédicas del Sur; Argentina Fil: Cutini, Pablo Hernan. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Bahía Blanca. Instituto de Ciencias Biológicas y Biomédicas del Sur. Universidad Nacional del Sur. Departamento de Biología, Bioquímica y Farmacia. Instituto de Ciencias Biológicas y Biomédicas del Sur; Argentina Fil: Valle, María Ivone. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Bahía Blanca. Instituto de Ciencias Biológicas y Biomédicas del Sur. Universidad Nacional del Sur. Departamento de Biología, Bioquímica y Farmacia. Instituto de Ciencias Biológicas y Biomédicas del Sur; Argentina Fil: Campelo, Adrián Esteban. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Bahía Blanca. Instituto de Ciencias Biológicas y Biomédicas del Sur. Universidad Nacional del Sur. Departamento de Biología, Bioquímica y Farmacia. Instituto de Ciencias Biológicas y Biomédicas del Sur; Argentina Fil: Massheimer, Virginia Laura. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Bahía Blanca. Instituto de Ciencias Biológicas y Biomédicas del Sur. Universidad Nacional del Sur. Departamento de Biología, Bioquímica y Farmacia. Instituto de Ciencias Biológicas y Biomédicas del Sur; Argentina Reunión Anual de Sociedades de Biociencias 2022: LXVII Reunión Anual de la Sociedad Argentina de Investigación Clínica; LXX Reunión Anual de la Sociedad argentina de inmunología; Reunión anual 2022 de la Sociedad Argentina de Fisiología Mar del Plata Argentina Sociedad Argentina de Investigación Clínica Sociedad argentina de inmunología Sociedad Argentina de Fisiología |
description |
Nitric oxide (NO) promotes bone cells proliferation, differentiation and survival. An adequate vascularization that provides cell progenitors and hormones is required for skeletal homeostasis. The menopausal hypoestrogenism is tightly associated with bone and cardiovascular diseases, and also with changes in adipose tissue (AT) distribution. In this work we studied the role of the estrogens estradiol (E2) and estrone (E1), and phytoestrogen genistein (Gen) on bone-vascular or bone-AT interactions. Two experimental designs were employed: 1) conditioned medium obtained from endothelial cells (EC) exposed to Gen (CM-EC), or conditioned medium obtained from osteoblasts (OB) exposed to Gen (CM-OB); 2) co-cultures OB-AT. A bidirectional regulation between OB and EC was revealed. CM-EC added to OB monolayers stimulated bone cells proliferation (150% a/C, p<0.05). In the presence of NO synthase (NOS) inhibitor, NAME compound, OB growth was blunted suggesting the participation of NOS system. On the other hand, CMOB added to EC cultured enhanced EC proliferation and migration (44; 150% a/C respectively, p<0.01). Since these two events are involved in angiogenesis, tubes formation from aortic rings seeded on a collagen matrix was quantified. CM-OB induced a 0.5 fold increase (p<0.05) in tubes formation around the rings. To assess bone-AT interactions, cocultures OB-AT were used. After 3 days, E2 E1 and Gen stimulated NO production (64; 34; 37% s/c, respectively). At a longer co-culture time, a reduction in NOS activity accompanied by an increase in oxidative stress, measured as hydrogen peroxide production, was detected (1090 ± 37.1 vs 1220 ± 31.2 nmol H2O2/ mg prot, C vs E2, p<0.01). When AT slices were removed, OB diminished their capability to enhance NO synthesis and, to mineralize extracellular matrix (Alizarin staining) in response to estrogens. In summary, estrogens favour bone vascular interactions, but in the presence of AT osteoblastogenic response is delayed. |
publishDate |
2022 |
dc.date.none.fl_str_mv |
2022 |
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 |
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http://hdl.handle.net/11336/228489 Bone-vascular-adipose tissue interplay: modulation by estrogens; Reunión Anual de Sociedades de Biociencias 2022: LXVII Reunión Anual de la Sociedad Argentina de Investigación Clínica; LXX Reunión Anual de la Sociedad argentina de inmunología; Reunión anual 2022 de la Sociedad Argentina de Fisiología; Mar del Plata; Argentina; 2022; 193-193 1669-9106 CONICET Digital CONICET |
url |
http://hdl.handle.net/11336/228489 |
identifier_str_mv |
Bone-vascular-adipose tissue interplay: modulation by estrogens; Reunión Anual de Sociedades de Biociencias 2022: LXVII Reunión Anual de la Sociedad Argentina de Investigación Clínica; LXX Reunión Anual de la Sociedad argentina de inmunología; Reunión anual 2022 de la Sociedad Argentina de Fisiología; Mar del Plata; Argentina; 2022; 193-193 1669-9106 CONICET Digital CONICET |
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eng |
language |
eng |
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info:eu-repo/semantics/altIdentifier/url/http://www.medicinabuenosaires.com |
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Fundación Revista Medicina |
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