The potential role of circulating-micro-RNA-21, -146a, -221 and -222 as non-invasive biomarkers in acute exercise training

Elimistössä kiertävät mikro-RNAt (ci-miRNAt) säätelevät geenien toimintaa ja toimivat viestimolekyyleinä kudosten välillä. Tämän vuoksi niitä on mahdollista hyödyntää merkkimolekyyleinä mm. tutkittaessa liikunnan aiheuttamia vasteita kehossa. Hyvä merkkimolekyyli on helposti kerättävissä ilman invas...

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Main Author: Sievänen, Tero
Other Authors: Matemaattis-luonnontieteellinen tiedekunta, Faculty of Sciences, Bio- ja ympäristötieteiden laitos, Department of Biological and Environmental Science, Jyväskylän yliopisto, University of Jyväskylä
Format: Master's thesis
Language:eng
Published: 2019
Subjects:
Online Access: https://jyx.jyu.fi/handle/123456789/64735
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author Sievänen, Tero
author2 Matemaattis-luonnontieteellinen tiedekunta Faculty of Sciences Bio- ja ympäristötieteiden laitos Department of Biological and Environmental Science Jyväskylän yliopisto University of Jyväskylä
author_facet Sievänen, Tero Matemaattis-luonnontieteellinen tiedekunta Faculty of Sciences Bio- ja ympäristötieteiden laitos Department of Biological and Environmental Science Jyväskylän yliopisto University of Jyväskylä Sievänen, Tero Matemaattis-luonnontieteellinen tiedekunta Faculty of Sciences Bio- ja ympäristötieteiden laitos Department of Biological and Environmental Science Jyväskylän yliopisto University of Jyväskylä
author_sort Sievänen, Tero
datasource_str_mv jyx
description Elimistössä kiertävät mikro-RNAt (ci-miRNAt) säätelevät geenien toimintaa ja toimivat viestimolekyyleinä kudosten välillä. Tämän vuoksi niitä on mahdollista hyödyntää merkkimolekyyleinä mm. tutkittaessa liikunnan aiheuttamia vasteita kehossa. Hyvä merkkimolekyyli on helposti kerättävissä ilman invasiivisia menetelmiä. Hien on uskottu olevan sopiva tähän käyttötarkoitukseen. Tässä tutkielmassa tutkittiin, että voidaanko hiestä löytää ci-miRNA:ta ja korreloivatko mahdolliset löydökset myös veren seerumin kanssa. Tutkimuksessa havaittiin ci-miRNA:ta löytyvän hiestä ja ci-miRNA-146a pitoisuuden nousseen hiessä VO2 max testin jälkeen, mutta veressä ei havaittu mitään vasteita. Myös korrelaatiot veren ja hien välillä olivat erittäin heikot. Tämän vuoksi ci-miRNA:ja ei voida pitää luotettavina merkkimolekyyleinä VO2 max testille eikä hienkeruuta voida suositella merkkimolekyylien keräämiseen toistaiseksi. ci-miRNA:ja voidaan kuitenkin yhä pitää potentiaalisia merkkimolekyyleinä liikunnalle. Lisätutkimusta ci-miRNA:en toiminnasta ja tutkimismenetelmistä vaaditaan vielä runsaasti. The potential use of circulating micro-RNAs (ci-miRNAs) as non-invasive biomarkers to monitor exercise adaptation has raised interest recently. Sweat is held as suitable candidate for such non-invasive biomarker harvest as it is easily collected without invasive methods. Thus, the aims of the study were to investigate if ci-miRNAs can be detected from sweat and to further examine circulating profiles of the same ci-miRNAs as acute response to VO2 max test in sweat and serum. Also, it was examined whether the ci-miRNA profiles correlated between the body fluids. It was observed, for the first time, that sweat contained ci-miRNAs and the expression of ci-miRNA-146a was upregulated after acute exercise. However, the ci-miRNA correlations between the body fluids were weak. Based on our observations, sweat harvesting cannot be supported after VO2 max test and ci-miRNAs cannot be utilized as VO2 max biomarkers currently, but they hold potential to function as such in the future. Until then, several obstacles regarding to exercise study designs and miRNA overall methodology should be overcome.
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spellingShingle Sievänen, Tero The potential role of circulating-micro-RNA-21, -146a, -221 and -222 as non-invasive biomarkers in acute exercise training exercise exosome extracellular vesicle Solu- ja molekyylibiologia Cell and molecular biology 4013 hiki mikro-RNA harjoittelu sweat microRNA training
title The potential role of circulating-micro-RNA-21, -146a, -221 and -222 as non-invasive biomarkers in acute exercise training
title_full The potential role of circulating-micro-RNA-21, -146a, -221 and -222 as non-invasive biomarkers in acute exercise training
title_fullStr The potential role of circulating-micro-RNA-21, -146a, -221 and -222 as non-invasive biomarkers in acute exercise training The potential role of circulating-micro-RNA-21, -146a, -221 and -222 as non-invasive biomarkers in acute exercise training
title_full_unstemmed The potential role of circulating-micro-RNA-21, -146a, -221 and -222 as non-invasive biomarkers in acute exercise training The potential role of circulating-micro-RNA-21, -146a, -221 and -222 as non-invasive biomarkers in acute exercise training
title_short The potential role of circulating-micro-RNA-21, -146a, -221 and -222 as non-invasive biomarkers in acute exercise training
title_sort potential role of circulating micro rna 21 146a 221 and 222 as non invasive biomarkers in acute exercise training
title_txtP The potential role of circulating-micro-RNA-21, -146a, -221 and -222 as non-invasive biomarkers in acute exercise training
topic exercise exosome extracellular vesicle Solu- ja molekyylibiologia Cell and molecular biology 4013 hiki mikro-RNA harjoittelu sweat microRNA training
topic_facet 4013 Cell and molecular biology Solu- ja molekyylibiologia exercise exosome extracellular vesicle harjoittelu hiki microRNA mikro-RNA sweat training
url https://jyx.jyu.fi/handle/123456789/64735 http://www.urn.fi/URN:NBN:fi:jyu-201906203322
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