Increases in c-Yes Expression Level and Activity Promote Motility But Not Proliferation of Human Colorectal Carcinoma Cells

Increases in the levels and/or activity of nonreceptor tyrosine kinases c-Src and c-Yes are often associated with colorectal carcinogenesis. The physiological consequences of increased c-Yes activity during the early and late stages of tumorigenesis, in addition to the degree of redundancy between c...

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Main Authors: Jane Barraclough, Cassandra Hodgkinson, Alison Hogg, Caroline Dive, Arkadiusz Welman
Format: Article
Language:English
Published: Elsevier 2007-09-01
Series:Neoplasia: An International Journal for Oncology Research
Subjects:
Online Access:http://www.sciencedirect.com/science/article/pii/S1476558607800340
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author Jane Barraclough
Cassandra Hodgkinson
Alison Hogg
Caroline Dive
Arkadiusz Welman
author_facet Jane Barraclough
Cassandra Hodgkinson
Alison Hogg
Caroline Dive
Arkadiusz Welman
author_sort Jane Barraclough
collection DOAJ
description Increases in the levels and/or activity of nonreceptor tyrosine kinases c-Src and c-Yes are often associated with colorectal carcinogenesis. The physiological consequences of increased c-Yes activity during the early and late stages of tumorigenesis, in addition to the degree of redundancy between c-Yes and c-Src in colorectal cancer cells, remain elusive. To study the consequences of increases in c-Yes levels and activity in later stages of colorectal carcinogenesis, we developed human colorectal cancer cell lines in which c-Yes levels and activity can be inducibly increased by a tightly controlled expression of wild-type c-Yes or by constitutively active mutants of c-Yes, c-YesY537F, c-YesΔr6aa. c-Yes induction resulted in increased cell motility but did not promote proliferation either in vitro or in vivo. These results suggest that in later stages of colorectal carcinogenesis, elevations in cYes levels/activity may promote cancer spread and metastasis rather than tumor growth.
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spelling doaj.art-97e62d1d61d34a5e86f7347da5a3bfd62022-12-22T02:48:09ZengElsevierNeoplasia: An International Journal for Oncology Research1476-55861522-80022007-09-019974575410.1593/neo.07442Increases in c-Yes Expression Level and Activity Promote Motility But Not Proliferation of Human Colorectal Carcinoma CellsJane BarracloughCassandra HodgkinsonAlison HoggCaroline DiveArkadiusz WelmanIncreases in the levels and/or activity of nonreceptor tyrosine kinases c-Src and c-Yes are often associated with colorectal carcinogenesis. The physiological consequences of increased c-Yes activity during the early and late stages of tumorigenesis, in addition to the degree of redundancy between c-Yes and c-Src in colorectal cancer cells, remain elusive. To study the consequences of increases in c-Yes levels and activity in later stages of colorectal carcinogenesis, we developed human colorectal cancer cell lines in which c-Yes levels and activity can be inducibly increased by a tightly controlled expression of wild-type c-Yes or by constitutively active mutants of c-Yes, c-YesY537F, c-YesΔr6aa. c-Yes induction resulted in increased cell motility but did not promote proliferation either in vitro or in vivo. These results suggest that in later stages of colorectal carcinogenesis, elevations in cYes levels/activity may promote cancer spread and metastasis rather than tumor growth.http://www.sciencedirect.com/science/article/pii/S1476558607800340c-Yesc-Srccolon cancerproliferationmotility
spellingShingle Jane Barraclough
Cassandra Hodgkinson
Alison Hogg
Caroline Dive
Arkadiusz Welman
Increases in c-Yes Expression Level and Activity Promote Motility But Not Proliferation of Human Colorectal Carcinoma Cells
Neoplasia: An International Journal for Oncology Research
c-Yes
c-Src
colon cancer
proliferation
motility
title Increases in c-Yes Expression Level and Activity Promote Motility But Not Proliferation of Human Colorectal Carcinoma Cells
title_full Increases in c-Yes Expression Level and Activity Promote Motility But Not Proliferation of Human Colorectal Carcinoma Cells
title_fullStr Increases in c-Yes Expression Level and Activity Promote Motility But Not Proliferation of Human Colorectal Carcinoma Cells
title_full_unstemmed Increases in c-Yes Expression Level and Activity Promote Motility But Not Proliferation of Human Colorectal Carcinoma Cells
title_short Increases in c-Yes Expression Level and Activity Promote Motility But Not Proliferation of Human Colorectal Carcinoma Cells
title_sort increases in c yes expression level and activity promote motility but not proliferation of human colorectal carcinoma cells
topic c-Yes
c-Src
colon cancer
proliferation
motility
url http://www.sciencedirect.com/science/article/pii/S1476558607800340
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