Complement activation in non-small cell lung cáncer and its effect on tumor progresión

HYPOTHESIS The hypothesis of the present work is that tumor cells express on their surface tumorassociated antigens that have the potential to activate the complement system. At the same time, tumor cells have developed mechanisms that make them resistant to complement cytotoxic effects. The sub...

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Main Authors: Corrales, L. (Leticia), Pio, R. (Rubén)
Format: info:eu-repo/semantics/doctoralThesis
Language:eng
Published: Servicio de Publicaciones de la Universidad de Navarra 2012
Subjects:
Online Access:https://hdl.handle.net/10171/21154
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author Corrales, L. (Leticia)
Pio, R. (Rubén)
author_facet Corrales, L. (Leticia)
Pio, R. (Rubén)
author_sort Corrales, L. (Leticia)
collection DSpace
description HYPOTHESIS The hypothesis of the present work is that tumor cells express on their surface tumorassociated antigens that have the potential to activate the complement system. At the same time, tumor cells have developed mechanisms that make them resistant to complement cytotoxic effects. The subsequent effects of complement activation on complement-resistant cancer cells play a pivotal role in the development of malignant features, ending in tumor progression. OBJECTIVES 1. To study complement activation by the alternative and classical pathways on non-small cell lung cancer (NSCLC) cells and normal bronchial epithelial cells. 2. To study the expression, at the mRNA and protein levels, of the main complement inhibitory proteins in NSCLC and normal bronchial epithelial cells. 3. To study the role of complement in a syngeneic mouse model of lung cancer, with special interest in tumor-associated characteristics of the microenvironment such as angiogenesis and immunosuppression. 4. To evaluate the tumor-promoting effects of complement on NSCLC cells.
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spelling oai:dadun.unav.edu:10171-211542021-07-06T10:46:33Z Complement activation in non-small cell lung cáncer and its effect on tumor progresión Corrales, L. (Leticia) Pio, R. (Rubén) Cáncer Tumores Células Materias Investigacion::Ciencias de la Salud::Oncología HYPOTHESIS The hypothesis of the present work is that tumor cells express on their surface tumorassociated antigens that have the potential to activate the complement system. At the same time, tumor cells have developed mechanisms that make them resistant to complement cytotoxic effects. The subsequent effects of complement activation on complement-resistant cancer cells play a pivotal role in the development of malignant features, ending in tumor progression. OBJECTIVES 1. To study complement activation by the alternative and classical pathways on non-small cell lung cancer (NSCLC) cells and normal bronchial epithelial cells. 2. To study the expression, at the mRNA and protein levels, of the main complement inhibitory proteins in NSCLC and normal bronchial epithelial cells. 3. To study the role of complement in a syngeneic mouse model of lung cancer, with special interest in tumor-associated characteristics of the microenvironment such as angiogenesis and immunosuppression. 4. To evaluate the tumor-promoting effects of complement on NSCLC cells. 2012-03-15T09:35:09Z 2012-03-15T09:35:09Z 2012 2011-03-18 info:eu-repo/semantics/doctoralThesis https://hdl.handle.net/10171/21154 eng info:eu-repo/semantics/openAccess application/pdf Servicio de Publicaciones de la Universidad de Navarra
spellingShingle Cáncer
Tumores
Células
Materias Investigacion::Ciencias de la Salud::Oncología
Corrales, L. (Leticia)
Pio, R. (Rubén)
Complement activation in non-small cell lung cáncer and its effect on tumor progresión
title Complement activation in non-small cell lung cáncer and its effect on tumor progresión
title_full Complement activation in non-small cell lung cáncer and its effect on tumor progresión
title_fullStr Complement activation in non-small cell lung cáncer and its effect on tumor progresión
title_full_unstemmed Complement activation in non-small cell lung cáncer and its effect on tumor progresión
title_short Complement activation in non-small cell lung cáncer and its effect on tumor progresión
title_sort complement activation in non-small cell lung cáncer and its effect on tumor progresión
topic Cáncer
Tumores
Células
Materias Investigacion::Ciencias de la Salud::Oncología
url https://hdl.handle.net/10171/21154
work_keys_str_mv AT corraleslleticia complementactivationinnonsmallcelllungcanceranditseffectontumorprogresion
AT piorruben complementactivationinnonsmallcelllungcanceranditseffectontumorprogresion