Assessing the potential role of copper and cobalt in stimulating angiogenesis for tissue regeneration

The use of copper (Cu2+) and cobalt (Co2+) has been described to stimulate blood vessel formation, a key process for the success of tissue regeneration. However, understanding how different concentrations of these ions affect cellular response is important to design scaffolds for their delivery to b...

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Main Authors: Elia Bosch-Rué, Leire Díez-Tercero, Raquel Rodríguez-González, Begoña María Bosch-Canals, Roman A. Perez
Format: Article
Language:English
Published: Public Library of Science (PLoS) 2021-01-01
Series:PLoS ONE
Online Access:https://www.ncbi.nlm.nih.gov/pmc/articles/PMC8550415/?tool=EBI
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author Elia Bosch-Rué
Leire Díez-Tercero
Raquel Rodríguez-González
Begoña María Bosch-Canals
Roman A. Perez
author_facet Elia Bosch-Rué
Leire Díez-Tercero
Raquel Rodríguez-González
Begoña María Bosch-Canals
Roman A. Perez
author_sort Elia Bosch-Rué
collection DOAJ
description The use of copper (Cu2+) and cobalt (Co2+) has been described to stimulate blood vessel formation, a key process for the success of tissue regeneration. However, understanding how different concentrations of these ions affect cellular response is important to design scaffolds for their delivery to better fine tune the angiogenic response. On the one hand, gene expression analysis and the assessment of tubular formation structures with human umbilical vein endothelial cells (HUVEC) revealed that high concentrations (10μM) of Cu2+ in early times and lower concentrations (0.1 and 1μM) at later times (day 7) enhanced angiogenic response. On the other hand, higher concentrations (25μM) of Co2+ during all time course increased the angiogenic gene expression and 0.5, 5 and 25μM enhanced the ability to form tubular structures. To further explore synergistic effects combining both ions, the non-toxic concentrations were used simultaneously, although results showed an increased cell toxicity and no improvement of angiogenic response. These results provide useful information for the design of Cu2+ or Co2+ delivery scaffolds in order to release the appropriate concentration during time course for blood vessel stimulation.
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spelling doaj.art-acce5dfa44834c86b554914382c6c6342022-12-21T21:25:48ZengPublic Library of Science (PLoS)PLoS ONE1932-62032021-01-011610Assessing the potential role of copper and cobalt in stimulating angiogenesis for tissue regenerationElia Bosch-RuéLeire Díez-TerceroRaquel Rodríguez-GonzálezBegoña María Bosch-CanalsRoman A. PerezThe use of copper (Cu2+) and cobalt (Co2+) has been described to stimulate blood vessel formation, a key process for the success of tissue regeneration. However, understanding how different concentrations of these ions affect cellular response is important to design scaffolds for their delivery to better fine tune the angiogenic response. On the one hand, gene expression analysis and the assessment of tubular formation structures with human umbilical vein endothelial cells (HUVEC) revealed that high concentrations (10μM) of Cu2+ in early times and lower concentrations (0.1 and 1μM) at later times (day 7) enhanced angiogenic response. On the other hand, higher concentrations (25μM) of Co2+ during all time course increased the angiogenic gene expression and 0.5, 5 and 25μM enhanced the ability to form tubular structures. To further explore synergistic effects combining both ions, the non-toxic concentrations were used simultaneously, although results showed an increased cell toxicity and no improvement of angiogenic response. These results provide useful information for the design of Cu2+ or Co2+ delivery scaffolds in order to release the appropriate concentration during time course for blood vessel stimulation.https://www.ncbi.nlm.nih.gov/pmc/articles/PMC8550415/?tool=EBI
spellingShingle Elia Bosch-Rué
Leire Díez-Tercero
Raquel Rodríguez-González
Begoña María Bosch-Canals
Roman A. Perez
Assessing the potential role of copper and cobalt in stimulating angiogenesis for tissue regeneration
PLoS ONE
title Assessing the potential role of copper and cobalt in stimulating angiogenesis for tissue regeneration
title_full Assessing the potential role of copper and cobalt in stimulating angiogenesis for tissue regeneration
title_fullStr Assessing the potential role of copper and cobalt in stimulating angiogenesis for tissue regeneration
title_full_unstemmed Assessing the potential role of copper and cobalt in stimulating angiogenesis for tissue regeneration
title_short Assessing the potential role of copper and cobalt in stimulating angiogenesis for tissue regeneration
title_sort assessing the potential role of copper and cobalt in stimulating angiogenesis for tissue regeneration
url https://www.ncbi.nlm.nih.gov/pmc/articles/PMC8550415/?tool=EBI
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