Increased levels of a subset of angiogenesis-related plasma proteins in essential thrombocythemia

Background: Increased local angiogenesis is important for the growth and dissemination of cancer. The myeloproliferative neoplasm essential thrombocythemia (ET) is known to involve increased bone marrow angiogenesis. Blood levels of several angiogenesis-related proteins are increased in different ty...

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Main Authors: Sofia Vikman, Anders Larsson, Måns Thulin, Torbjörn Karlsson
Format: Article
Language:English
Published: Upsala Medical Society 2023-03-01
Series:Upsala Journal of Medical Sciences
Subjects:
Online Access:https://ujms.net/index.php/ujms/article/view/9194/15472
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author Sofia Vikman
Anders Larsson
Måns Thulin
Torbjörn Karlsson
author_facet Sofia Vikman
Anders Larsson
Måns Thulin
Torbjörn Karlsson
author_sort Sofia Vikman
collection DOAJ
description Background: Increased local angiogenesis is important for the growth and dissemination of cancer. The myeloproliferative neoplasm essential thrombocythemia (ET) is known to involve increased bone marrow angiogenesis. Blood levels of several angiogenesis-related proteins are increased in different types of cancer. The aim of this study was to investigate whether a subset of such proteins was elevated in treatment-naïve ET patients. Methods: Blood plasma from 41 ET patients and 43 healthy aged-matched controls was analyzed for eight different angiogenesis-related proteins. Results: The ET cohort displayed a more homogenous expression pattern of these proteins compared with controls. Five of the eight proteins were significantly increased in ET patients. Conclusion: Increased plasma levels of matrix metallopeptidase 9 (MMP9) and endostatin have not previously been reported in ET. In our patients, MMP9 levels correlated positively with Janus kinase 2 (JAK2) V617F allele burden and leukocyte count.
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spelling doaj.art-c42ecd32de804e23bab4603479e09b352023-09-03T10:46:04ZengUpsala Medical SocietyUpsala Journal of Medical Sciences0300-97342000-19672023-03-011281610.48101/ujms.v128.91949194Increased levels of a subset of angiogenesis-related plasma proteins in essential thrombocythemiaSofia Vikman0Anders Larsson1Måns Thulin2Torbjörn Karlsson3Department of Medical Sciences, Uppsala University, Uppsala, SwedenDepartment of Medical Sciences, Uppsala University, Uppsala, SwedenDepartment of Mathematics, Uppsala University, Uppsala, SwedenDepartment of Medical Sciences, Uppsala University, Uppsala, SwedenBackground: Increased local angiogenesis is important for the growth and dissemination of cancer. The myeloproliferative neoplasm essential thrombocythemia (ET) is known to involve increased bone marrow angiogenesis. Blood levels of several angiogenesis-related proteins are increased in different types of cancer. The aim of this study was to investigate whether a subset of such proteins was elevated in treatment-naïve ET patients. Methods: Blood plasma from 41 ET patients and 43 healthy aged-matched controls was analyzed for eight different angiogenesis-related proteins. Results: The ET cohort displayed a more homogenous expression pattern of these proteins compared with controls. Five of the eight proteins were significantly increased in ET patients. Conclusion: Increased plasma levels of matrix metallopeptidase 9 (MMP9) and endostatin have not previously been reported in ET. In our patients, MMP9 levels correlated positively with Janus kinase 2 (JAK2) V617F allele burden and leukocyte count.https://ujms.net/index.php/ujms/article/view/9194/15472essential thrombocythemiaangiogenesisextracellular matrixmatrix metallopeptidase 9endostatin
spellingShingle Sofia Vikman
Anders Larsson
Måns Thulin
Torbjörn Karlsson
Increased levels of a subset of angiogenesis-related plasma proteins in essential thrombocythemia
Upsala Journal of Medical Sciences
essential thrombocythemia
angiogenesis
extracellular matrix
matrix metallopeptidase 9
endostatin
title Increased levels of a subset of angiogenesis-related plasma proteins in essential thrombocythemia
title_full Increased levels of a subset of angiogenesis-related plasma proteins in essential thrombocythemia
title_fullStr Increased levels of a subset of angiogenesis-related plasma proteins in essential thrombocythemia
title_full_unstemmed Increased levels of a subset of angiogenesis-related plasma proteins in essential thrombocythemia
title_short Increased levels of a subset of angiogenesis-related plasma proteins in essential thrombocythemia
title_sort increased levels of a subset of angiogenesis related plasma proteins in essential thrombocythemia
topic essential thrombocythemia
angiogenesis
extracellular matrix
matrix metallopeptidase 9
endostatin
url https://ujms.net/index.php/ujms/article/view/9194/15472
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AT mansthulin increasedlevelsofasubsetofangiogenesisrelatedplasmaproteinsinessentialthrombocythemia
AT torbjornkarlsson increasedlevelsofasubsetofangiogenesisrelatedplasmaproteinsinessentialthrombocythemia