Increased calcium uptake and improved trabecular bone properties in intestinal alkaline phosphatase knockout mice
- Autores
- Brun, Lucas Ricardo Martín; Lombarte, Mercedes; Roma, S; Perez, F.; Millán, José Luis; Rigalli, Alfredo
- Año de publicación
- 2017
- Idioma
- inglés
- Tipo de recurso
- artículo
- Estado
- versión publicada
- Descripción
- Previous studies have demonstrated a negative correlation between intestinal alkaline phosphatase (IAP) activity and calcium (Ca) absorption in the gut, as IAP acts as a protective mechanism inhibiting high Ca entry into enterocytes, preventing Ca overload. Here we evaluated Ca absorption and bone properties in knockout mice (KO) completely devoid of duodenal IAP (Akp3−/− mice). Female C57BL/6 control mice (WT, n = 7) and KO mice (n = 10) were used to determine Ca absorption in vivo and by in situ isolated duodenal loops followed by histomorphometric analysis of duodenal villi and crypts. Bone mineral density, morphometry, histomorphometry and trabecular connectivity and biomechanical properties were measured on bones. We observed mild atrophy of the villi with lower absorption surface and a significantly higher Ca uptake in KO mice. While no changes were seen in cortical bone, we found better trabecular connectivity and biomechanical properties in the femurs of KO mice compared to WT mice. Our data indicate that IAP KO mice display higher intestinal Ca uptake, which over time appears to correlate with a positive effect on the biomechanical properties of trabecular bone.
Fil: Brun, Lucas Ricardo Martín. Universidad Nacional de Rosario. Facultad de Ciencias Médicas. Laboratorio de Biología Ósea; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas; Argentina
Fil: Lombarte, Mercedes. Universidad Nacional de Rosario. Facultad de Ciencias Médicas. Laboratorio de Biología Ósea; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas; Argentina
Fil: Roma, S. Universidad Nacional de Rosario. Facultad de Ciencias Médicas; Argentina
Fil: Perez, F.. Universidad Nacional de Rosario. Facultad de Ciencias Médicas; Argentina
Fil: Millán, José Luis. Sanford Burnham Prebys Medical Discovery Institute; Estados Unidos
Fil: Rigalli, Alfredo. Universidad Nacional de Rosario. Facultad de Ciencias Médicas. Laboratorio de Biología Ósea; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas; Argentina - Materia
-
Bone Properties
Calcium Absorption
Intestinal Alkaline Phosphatase - 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:11336/50353
Ver los metadatos del registro completo
id |
CONICETDig_98e421d153580822bf96e4c8e4e8dbd5 |
---|---|
oai_identifier_str |
oai:ri.conicet.gov.ar:11336/50353 |
network_acronym_str |
CONICETDig |
repository_id_str |
3498 |
network_name_str |
CONICET Digital (CONICET) |
spelling |
Increased calcium uptake and improved trabecular bone properties in intestinal alkaline phosphatase knockout miceBrun, Lucas Ricardo MartínLombarte, MercedesRoma, SPerez, F.Millán, José LuisRigalli, AlfredoBone PropertiesCalcium AbsorptionIntestinal Alkaline Phosphatasehttps://purl.org/becyt/ford/3.3https://purl.org/becyt/ford/3Previous studies have demonstrated a negative correlation between intestinal alkaline phosphatase (IAP) activity and calcium (Ca) absorption in the gut, as IAP acts as a protective mechanism inhibiting high Ca entry into enterocytes, preventing Ca overload. Here we evaluated Ca absorption and bone properties in knockout mice (KO) completely devoid of duodenal IAP (Akp3−/− mice). Female C57BL/6 control mice (WT, n = 7) and KO mice (n = 10) were used to determine Ca absorption in vivo and by in situ isolated duodenal loops followed by histomorphometric analysis of duodenal villi and crypts. Bone mineral density, morphometry, histomorphometry and trabecular connectivity and biomechanical properties were measured on bones. We observed mild atrophy of the villi with lower absorption surface and a significantly higher Ca uptake in KO mice. While no changes were seen in cortical bone, we found better trabecular connectivity and biomechanical properties in the femurs of KO mice compared to WT mice. Our data indicate that IAP KO mice display higher intestinal Ca uptake, which over time appears to correlate with a positive effect on the biomechanical properties of trabecular bone.Fil: Brun, Lucas Ricardo Martín. Universidad Nacional de Rosario. Facultad de Ciencias Médicas. Laboratorio de Biología Ósea; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas; ArgentinaFil: Lombarte, Mercedes. Universidad Nacional de Rosario. Facultad de Ciencias Médicas. Laboratorio de Biología Ósea; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas; ArgentinaFil: Roma, S. Universidad Nacional de Rosario. Facultad de Ciencias Médicas; ArgentinaFil: Perez, F.. Universidad Nacional de Rosario. Facultad de Ciencias Médicas; ArgentinaFil: Millán, José Luis. Sanford Burnham Prebys Medical Discovery Institute; Estados UnidosFil: Rigalli, Alfredo. Universidad Nacional de Rosario. Facultad de Ciencias Médicas. Laboratorio de Biología Ósea; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas; ArgentinaSpringer Tokyo2017-12info: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/11336/50353Brun, Lucas Ricardo Martín; Lombarte, Mercedes; Roma, S; Perez, F.; Millán, José Luis; et al.; Increased calcium uptake and improved trabecular bone properties in intestinal alkaline phosphatase knockout mice; Springer Tokyo; Journal Of Bone And Mineral Metabolism.; 12-2017; 1-70914-87791435-5604CONICET DigitalCONICETenginfo:eu-repo/semantics/altIdentifier/url/https://link.springer.com/article/10.1007%2Fs00774-017-0887-7info:eu-repo/semantics/altIdentifier/doi/10.1007/s00774-017-0887-7info:eu-repo/semantics/altIdentifier/url/https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6338327/info:eu-repo/semantics/openAccesshttps://creativecommons.org/licenses/by-nc-sa/2.5/ar/reponame:CONICET Digital (CONICET)instname:Consejo Nacional de Investigaciones Científicas y Técnicas2025-09-03T09:52:04Zoai:ri.conicet.gov.ar:11336/50353instacron: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 09:52:04.868CONICET Digital (CONICET) - Consejo Nacional de Investigaciones Científicas y Técnicasfalse |
dc.title.none.fl_str_mv |
Increased calcium uptake and improved trabecular bone properties in intestinal alkaline phosphatase knockout mice |
title |
Increased calcium uptake and improved trabecular bone properties in intestinal alkaline phosphatase knockout mice |
spellingShingle |
Increased calcium uptake and improved trabecular bone properties in intestinal alkaline phosphatase knockout mice Brun, Lucas Ricardo Martín Bone Properties Calcium Absorption Intestinal Alkaline Phosphatase |
title_short |
Increased calcium uptake and improved trabecular bone properties in intestinal alkaline phosphatase knockout mice |
title_full |
Increased calcium uptake and improved trabecular bone properties in intestinal alkaline phosphatase knockout mice |
title_fullStr |
Increased calcium uptake and improved trabecular bone properties in intestinal alkaline phosphatase knockout mice |
title_full_unstemmed |
Increased calcium uptake and improved trabecular bone properties in intestinal alkaline phosphatase knockout mice |
title_sort |
Increased calcium uptake and improved trabecular bone properties in intestinal alkaline phosphatase knockout mice |
dc.creator.none.fl_str_mv |
Brun, Lucas Ricardo Martín Lombarte, Mercedes Roma, S Perez, F. Millán, José Luis Rigalli, Alfredo |
author |
Brun, Lucas Ricardo Martín |
author_facet |
Brun, Lucas Ricardo Martín Lombarte, Mercedes Roma, S Perez, F. Millán, José Luis Rigalli, Alfredo |
author_role |
author |
author2 |
Lombarte, Mercedes Roma, S Perez, F. Millán, José Luis Rigalli, Alfredo |
author2_role |
author author author author author |
dc.subject.none.fl_str_mv |
Bone Properties Calcium Absorption Intestinal Alkaline Phosphatase |
topic |
Bone Properties Calcium Absorption Intestinal Alkaline Phosphatase |
purl_subject.fl_str_mv |
https://purl.org/becyt/ford/3.3 https://purl.org/becyt/ford/3 |
dc.description.none.fl_txt_mv |
Previous studies have demonstrated a negative correlation between intestinal alkaline phosphatase (IAP) activity and calcium (Ca) absorption in the gut, as IAP acts as a protective mechanism inhibiting high Ca entry into enterocytes, preventing Ca overload. Here we evaluated Ca absorption and bone properties in knockout mice (KO) completely devoid of duodenal IAP (Akp3−/− mice). Female C57BL/6 control mice (WT, n = 7) and KO mice (n = 10) were used to determine Ca absorption in vivo and by in situ isolated duodenal loops followed by histomorphometric analysis of duodenal villi and crypts. Bone mineral density, morphometry, histomorphometry and trabecular connectivity and biomechanical properties were measured on bones. We observed mild atrophy of the villi with lower absorption surface and a significantly higher Ca uptake in KO mice. While no changes were seen in cortical bone, we found better trabecular connectivity and biomechanical properties in the femurs of KO mice compared to WT mice. Our data indicate that IAP KO mice display higher intestinal Ca uptake, which over time appears to correlate with a positive effect on the biomechanical properties of trabecular bone. Fil: Brun, Lucas Ricardo Martín. Universidad Nacional de Rosario. Facultad de Ciencias Médicas. Laboratorio de Biología Ósea; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas; Argentina Fil: Lombarte, Mercedes. Universidad Nacional de Rosario. Facultad de Ciencias Médicas. Laboratorio de Biología Ósea; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas; Argentina Fil: Roma, S. Universidad Nacional de Rosario. Facultad de Ciencias Médicas; Argentina Fil: Perez, F.. Universidad Nacional de Rosario. Facultad de Ciencias Médicas; Argentina Fil: Millán, José Luis. Sanford Burnham Prebys Medical Discovery Institute; Estados Unidos Fil: Rigalli, Alfredo. Universidad Nacional de Rosario. Facultad de Ciencias Médicas. Laboratorio de Biología Ósea; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas; Argentina |
description |
Previous studies have demonstrated a negative correlation between intestinal alkaline phosphatase (IAP) activity and calcium (Ca) absorption in the gut, as IAP acts as a protective mechanism inhibiting high Ca entry into enterocytes, preventing Ca overload. Here we evaluated Ca absorption and bone properties in knockout mice (KO) completely devoid of duodenal IAP (Akp3−/− mice). Female C57BL/6 control mice (WT, n = 7) and KO mice (n = 10) were used to determine Ca absorption in vivo and by in situ isolated duodenal loops followed by histomorphometric analysis of duodenal villi and crypts. Bone mineral density, morphometry, histomorphometry and trabecular connectivity and biomechanical properties were measured on bones. We observed mild atrophy of the villi with lower absorption surface and a significantly higher Ca uptake in KO mice. While no changes were seen in cortical bone, we found better trabecular connectivity and biomechanical properties in the femurs of KO mice compared to WT mice. Our data indicate that IAP KO mice display higher intestinal Ca uptake, which over time appears to correlate with a positive effect on the biomechanical properties of trabecular bone. |
publishDate |
2017 |
dc.date.none.fl_str_mv |
2017-12 |
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/11336/50353 Brun, Lucas Ricardo Martín; Lombarte, Mercedes; Roma, S; Perez, F.; Millán, José Luis; et al.; Increased calcium uptake and improved trabecular bone properties in intestinal alkaline phosphatase knockout mice; Springer Tokyo; Journal Of Bone And Mineral Metabolism.; 12-2017; 1-7 0914-8779 1435-5604 CONICET Digital CONICET |
url |
http://hdl.handle.net/11336/50353 |
identifier_str_mv |
Brun, Lucas Ricardo Martín; Lombarte, Mercedes; Roma, S; Perez, F.; Millán, José Luis; et al.; Increased calcium uptake and improved trabecular bone properties in intestinal alkaline phosphatase knockout mice; Springer Tokyo; Journal Of Bone And Mineral Metabolism.; 12-2017; 1-7 0914-8779 1435-5604 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://link.springer.com/article/10.1007%2Fs00774-017-0887-7 info:eu-repo/semantics/altIdentifier/doi/10.1007/s00774-017-0887-7 info:eu-repo/semantics/altIdentifier/url/https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6338327/ |
dc.rights.none.fl_str_mv |
info:eu-repo/semantics/openAccess https://creativecommons.org/licenses/by-nc-sa/2.5/ar/ |
eu_rights_str_mv |
openAccess |
rights_invalid_str_mv |
https://creativecommons.org/licenses/by-nc-sa/2.5/ar/ |
dc.format.none.fl_str_mv |
application/pdf application/pdf application/pdf |
dc.publisher.none.fl_str_mv |
Springer Tokyo |
publisher.none.fl_str_mv |
Springer Tokyo |
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 |
_version_ |
1842269134818115584 |
score |
13.13397 |