Multiplexed microRNA detection using lanthanide-labeled DNA probes and laser ablation inductively coupled plasma mass spectrometry
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Multiplexed microRNA detection using lanthanide-labeled DNA probes and laser ablation inductively coupled plasma mass spectrometry. / de Bang, Thomas Christian; Shah, Pratik; Cho, Seok Keun; Yang, Seong Wook; Husted, Søren.
In: Analytical Chemistry, Vol. 86, No. 14, 2014, p. 6823-6826.Research output: Contribution to journal › Journal article › Research › peer-review
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TY - JOUR
T1 - Multiplexed microRNA detection using lanthanide-labeled DNA probes and laser ablation inductively coupled plasma mass spectrometry
AU - de Bang, Thomas Christian
AU - Shah, Pratik
AU - Cho, Seok Keun
AU - Yang, Seong Wook
AU - Husted, Søren
PY - 2014
Y1 - 2014
N2 - In the past decade, microRNAs (miRNAs) have drawn increasing attention due to their role in regulation of gene expression. Especially, their potential as biomarkers in disease diagnostics has motivated miRNA research, including the development of simple, accurate, and sensitive detection methods. The narrow size range of miRNAs (20-24 nucleotides) combined with the chemical properties of conventional reporter tags has hampered the development of multiplexed miRNA assays. In this study, we have used lanthanide-labeled DNA probes for the detection of miRNAs on membranes using laser ablation inductively coupled plasma mass spectrometry (LA-ICPMS). Three miRNAs from Arabidopsis thaliana were analyzed simultaneously with high specificity, and the sensitivity of the method was comparable to radioactive detection (low femtomol range). The perspective of the developed method is highly multiplexed and quantitative miRNA analysis with high specificity and sensitivity.
AB - In the past decade, microRNAs (miRNAs) have drawn increasing attention due to their role in regulation of gene expression. Especially, their potential as biomarkers in disease diagnostics has motivated miRNA research, including the development of simple, accurate, and sensitive detection methods. The narrow size range of miRNAs (20-24 nucleotides) combined with the chemical properties of conventional reporter tags has hampered the development of multiplexed miRNA assays. In this study, we have used lanthanide-labeled DNA probes for the detection of miRNAs on membranes using laser ablation inductively coupled plasma mass spectrometry (LA-ICPMS). Three miRNAs from Arabidopsis thaliana were analyzed simultaneously with high specificity, and the sensitivity of the method was comparable to radioactive detection (low femtomol range). The perspective of the developed method is highly multiplexed and quantitative miRNA analysis with high specificity and sensitivity.
U2 - 10.1021/ac5017166
DO - 10.1021/ac5017166
M3 - Journal article
C2 - 24945747
AN - SCOPUS:84904339793
VL - 86
SP - 6823
EP - 6826
JO - Industrial And Engineering Chemistry Analytical Edition
JF - Industrial And Engineering Chemistry Analytical Edition
SN - 0003-2700
IS - 14
ER -
ID: 130102304