The IGF hormonal network in endometrial cancer: functions, regulation and targeting approaches

Epidemiological as well as clinical and experimental data identified the insulin-like growth factors (IGF1, IGF2) as important players in gynecological cancers in general, and endometrial tumors in particular. The IGF1 receptor (IGF1R), which mediates the proliferative and anti-apoptotic activities...

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Main Authors: Ilan eBruchim, Rive eSarfstein, Haim eWerner
Format: Article
Language:English
Published: Frontiers Media S.A. 2014-05-01
Series:Frontiers in Endocrinology
Subjects:
Online Access:http://journal.frontiersin.org/Journal/10.3389/fendo.2014.00076/full
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author Ilan eBruchim
Rive eSarfstein
Haim eWerner
author_facet Ilan eBruchim
Rive eSarfstein
Haim eWerner
author_sort Ilan eBruchim
collection DOAJ
description Epidemiological as well as clinical and experimental data identified the insulin-like growth factors (IGF1, IGF2) as important players in gynecological cancers in general, and endometrial tumors in particular. The IGF1 receptor (IGF1R), which mediates the proliferative and anti-apoptotic activities of both ligands, emerged in recent years as a promising therapeutic target in oncology. However, most clinical trials conducted so far led to mixed results, emphasizing the need to identify biomarkers that can predict responsiveness to anti-IGF1R targeted therapies. This article will review recent data regarding the role and expression of IGF system components in endometrial cancer. In addition, we will review data on the interplay between the IGF signaling pathway and tumor suppressors p53 and BRCA1. Antioncogenes p53 and BRCA1 play a key role in the etiology of gynecological cancers and, therefore, their interaction with IGF1R is of high relevance in translational terms. A better understanding of the complex mechanisms underlying the regulation of the IGF system will improve our ability to develop effective treatment modalities for endometrial tumors.
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spelling doaj.art-b1097c4365544015877b36704debe8092022-12-22T01:48:47ZengFrontiers Media S.A.Frontiers in Endocrinology1664-23922014-05-01510.3389/fendo.2014.0007691120The IGF hormonal network in endometrial cancer: functions, regulation and targeting approachesIlan eBruchim0Rive eSarfstein1Haim eWerner2Gynecologic Oncology UnitSackler School of Medicine, Tel Aviv UniversitySackler School of Medicine, Tel Aviv UniversityEpidemiological as well as clinical and experimental data identified the insulin-like growth factors (IGF1, IGF2) as important players in gynecological cancers in general, and endometrial tumors in particular. The IGF1 receptor (IGF1R), which mediates the proliferative and anti-apoptotic activities of both ligands, emerged in recent years as a promising therapeutic target in oncology. However, most clinical trials conducted so far led to mixed results, emphasizing the need to identify biomarkers that can predict responsiveness to anti-IGF1R targeted therapies. This article will review recent data regarding the role and expression of IGF system components in endometrial cancer. In addition, we will review data on the interplay between the IGF signaling pathway and tumor suppressors p53 and BRCA1. Antioncogenes p53 and BRCA1 play a key role in the etiology of gynecological cancers and, therefore, their interaction with IGF1R is of high relevance in translational terms. A better understanding of the complex mechanisms underlying the regulation of the IGF system will improve our ability to develop effective treatment modalities for endometrial tumors.http://journal.frontiersin.org/Journal/10.3389/fendo.2014.00076/fullBiomarkers, PharmacologicalIGF1BRCA1endometrial cancerinsulin-like growth factorsp53
spellingShingle Ilan eBruchim
Rive eSarfstein
Haim eWerner
The IGF hormonal network in endometrial cancer: functions, regulation and targeting approaches
Frontiers in Endocrinology
Biomarkers, Pharmacological
IGF1
BRCA1
endometrial cancer
insulin-like growth factors
p53
title The IGF hormonal network in endometrial cancer: functions, regulation and targeting approaches
title_full The IGF hormonal network in endometrial cancer: functions, regulation and targeting approaches
title_fullStr The IGF hormonal network in endometrial cancer: functions, regulation and targeting approaches
title_full_unstemmed The IGF hormonal network in endometrial cancer: functions, regulation and targeting approaches
title_short The IGF hormonal network in endometrial cancer: functions, regulation and targeting approaches
title_sort igf hormonal network in endometrial cancer functions regulation and targeting approaches
topic Biomarkers, Pharmacological
IGF1
BRCA1
endometrial cancer
insulin-like growth factors
p53
url http://journal.frontiersin.org/Journal/10.3389/fendo.2014.00076/full
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